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130653901 = 718664843
BaseRepresentation
bin1111100100110…
…01111011001101
3100002211220110101
413302121323031
5231421411101
620544211101
73144353110
oct762317315
9302756411
10130653901
1167829234
1237909a91
13210b7301
14134d0577
15b70c401
hex7c99ecd

130653901 has 4 divisors (see below), whose sum is σ = 149318752. Its totient is φ = 111989052.

The previous prime is 130653893. The next prime is 130653931. The reversal of 130653901 is 109356031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 130653901 - 23 = 130653893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130653901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130653931) 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, 9332415 + ... + 9332428.

It is an arithmetic number, because the mean of its divisors is an integer number (37329688).

Almost surely, 2130653901 is an apocalyptic number.

It is an amenable number.

130653901 is a deficient number, since it is larger than the sum of its proper divisors (18664851).

130653901 is an equidigital number, since it uses as much as digits as its factorization.

130653901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664850.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 130653901 is about 11430.3937377502. The cubic root of 130653901 is about 507.4276483687.

The spelling of 130653901 in words is "one hundred thirty million, six hundred fifty-three thousand, nine hundred one".

Divisors: 1 7 18664843 130653901