Rahul Sharma (Editor)

130 (number)

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130
  
131 →

Factorization
  
2 × 5 × 13

Cardinal
  
one hundred thirty

Roman numeral
  
CXXX

Ordinal
  
130th (one hundred and thirtieth)

Divisors
  
1, 2, 5, 10, 13, 26, 65, 130

130 (one hundred [and] thirty)s the [100-9399-130

Contents

In mathematics

130 is a sphenic number. It is a noncototient 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 numbers.

130 = 9 + 10

In religion

The Second Book of Chronicles says that Jehoiada died at the age of 130.

In other fields

One hundred [and] thirty is also:

  • The year AD130 or 130 BC
  • The 130 nanometer process is a semiconductor process technology by semiconductor companies
  • A 130-30 fund or a ratio up to 150/50 is a type of collective investment vehicle
  • The C130 Hercules aircraft

    • References

    130 (number) Wikipedia
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