130 (one hundred ndthirty) is the

natural number In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country"). Numbers used for counting are called ''cardinal ...

following 129 and preceding 131.

In mathematics

130 is a

sphenic number In number theory, a sphenic number (from grc, σφήνα, 'wedge') is a positive integer that is the product of three distinct prime numbers. Because there are infinitely many prime numbers, there are also infinitely many sphenic numbers. Definit ...

. It is a

noncototient In mathematics, a noncototient is a positive integer ''n'' that cannot be expressed as the difference between a positive integer ''m'' and the number of coprime integers below it. That is, ''m'' − φ(''m'') = ''n'', where � ...

since there is no answer to the equation ''x'' - φ(''x'') = 130. 130 is the only integer that is the sum of the squares of its first four divisors, including 1: 1² + 2² + 5² + 10² = 130. 130 is the largest number that cannot be written as the sum of four

hexagonal number A hexagonal number is a figurate number. The ''n''th hexagonal number ''h'n'' is the number of ''distinct'' dots in a pattern of dots consisting of the ''outlines'' of regular hexagons with sides up to n dots, when the hexagons are overlaid so ...

s. 130 equals both 2⁷ + 2 and 5³ + 5 and is therefore a ''doubly strictly '' number.

In religion

The

Book of Genesis The Book of Genesis (from Greek ; Hebrew: בְּרֵאשִׁית ''Bəreʾšīt'', "In hebeginning") is the first book of the Hebrew Bible and the Christian Old Testament. Its Hebrew name is the same as its first word, ( "In the beginning" ...

states Adam had Seth at the age of 130. The

Second Book of Chronicles The Book of Chronicles ( he, דִּבְרֵי־הַיָּמִים ) is a book in the Hebrew Bible, found as two books (1–2 Chronicles) in the Christian Old Testament. Chronicles is the final book of the Hebrew Bible, concluding the third sec ...

says that

Jehoiada Jehoiada ( ''Yəhōyāḏā‘'', "Yahweh knows") in the Hebrew Bible, was a prominent priest in the kingdom of Judah during the reigns of Ahaziah (reigned c. 842 - 841 BCE), Athaliah (reigned c. 841–835 BCE), and Joash (reigned c. 836–796 B ...

died at the age of 130.

In other fields

One hundred ndthirty is also: * The year

AD 130 Year 130 ( CXXX) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Catullinus and Aper (or, less frequently, year 883 '' Ab urbe cond ...

or 130 BC * The 130 nanometer process is a semiconductor process technology by

semiconductor A semiconductor is a material which has an electrical conductivity value falling between that of a conductor, such as copper, and an insulator, such as glass. Its resistivity falls as its temperature rises; metals behave in the opposite way. ...

companies * A

130-30 fund Thirteen or 13 may refer to: * 13 (number), the natural number following 12 and preceding 14 * One of the years 13 BC, AD 13, 1913, 2013 Music * 13AD (band), an Indian classic and hard rock band Albums * ''13'' (Black Sabbath album), 2013 * ...

or a ratio up to 150/50 is a type of collective investment vehicle * The

C130 Hercules The Lockheed C-130 Hercules is an American four-engine turboprop military transport aircraft designed and built by Lockheed Corporation, Lockheed (now Lockheed Martin). Capable of using unprepared runways for takeoffs and landings, the C-130 ...

aircraft

In mathematics

In religion

In other fields

References

See also