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130853031 = 352383399
BaseRepresentation
bin1111100110010…
…10100010100111
3100010020000121120
413303022202213
5231444244111
620552345023
73146142501
oct763124247
9303200546
10130853031
1167954901
12379a5173
1321156b3a
1413542d71
15b74b406
hex7cca8a7

130853031 has 8 divisors (see below), whose sum is σ = 174806400. Its totient is φ = 87067512.

The previous prime is 130852937. The next prime is 130853059. The reversal of 130853031 is 130358031.

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

It is not a de Polignac number, because 130853031 - 223 = 122464423 is a prime.

It is a super-2 number, since 2×1308530312 = 34245031443773922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130852992 and 130853010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130853081) 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, 40131 + ... + 43268.

It is an arithmetic number, because the mean of its divisors is an integer number (21850800).

Almost surely, 2130853031 is an apocalyptic number.

130853031 is a deficient number, since it is larger than the sum of its proper divisors (43953369).

130853031 is an equidigital number, since it uses as much as digits as its factorization.

130853031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83925.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 130853031 is about 11439.1009699189. The cubic root of 130853031 is about 507.6853081768.

The spelling of 130853031 in words is "one hundred thirty million, eight hundred fifty-three thousand, thirty-one".

Divisors: 1 3 523 1569 83399 250197 43617677 130853031