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130823371 = 735115323
BaseRepresentation
bin1111100110000…
…11010011001011
3100010011111221001
413303003103023
5231442321441
620551555431
73145660150
oct763032313
9303144831
10130823371
1167934598
123798bb77
13211464a3
1413536227
15b742731
hex7cc34cb

130823371 has 8 divisors (see below), whose sum is σ = 149583104. Its totient is φ = 112081320.

The previous prime is 130823369. The next prime is 130823383. The reversal of 130823371 is 173328031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130823371 - 21 = 130823369 is a prime.

It is a super-2 number, since 2×1308233712 = 34229508799607282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130823171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21916 + ... + 27238.

It is an arithmetic number, because the mean of its divisors is an integer number (18697888).

Almost surely, 2130823371 is an apocalyptic number.

130823371 is a deficient number, since it is larger than the sum of its proper divisors (18759733).

130823371 is an equidigital number, since it uses as much as digits as its factorization.

130823371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8841.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 130823371 is about 11437.8044658929. The cubic root of 130823371 is about 507.6469468591.

The spelling of 130823371 in words is "one hundred thirty million, eight hundred twenty-three thousand, three hundred seventy-one".

Divisors: 1 7 3511 5323 24577 37261 18689053 130823371