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130553851 = 223958309
BaseRepresentation
bin1111100100000…
…01011111111011
3100002122211012211
413302001133323
5231410210401
620542115551
73143455321
oct762013773
9302584184
10130553851
116777004a
123787bbb7
13210808cc
14134a5d11
15b6dc951
hex7c817fb

130553851 has 4 divisors (see below), whose sum is σ = 130614400. Its totient is φ = 130493304.

The previous prime is 130553849. The next prime is 130553867. The reversal of 130553851 is 158355031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130553851 - 21 = 130553849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130550851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26916 + ... + 31393.

It is an arithmetic number, because the mean of its divisors is an integer number (32653600).

Almost surely, 2130553851 is an apocalyptic number.

130553851 is a deficient number, since it is larger than the sum of its proper divisors (60549).

130553851 is an equidigital number, since it uses as much as digits as its factorization.

130553851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60548.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 130553851 is about 11426.0164099305. The cubic root of 130553851 is about 507.2980920877.

The spelling of 130553851 in words is "one hundred thirty million, five hundred fifty-three thousand, eight hundred fifty-one".

Divisors: 1 2239 58309 130553851