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130232875 = 531041863
BaseRepresentation
bin1111100001100…
…11001000101011
3100002001111220211
413300303020223
5231314423000
620531201551
73140650453
oct760631053
9302044824
10130232875
1167570983
12377462b7
1320c9a796
1413420d63
15b6777ba
hex7c3322b

130232875 has 8 divisors (see below), whose sum is σ = 162530784. Its totient is φ = 104186200.

The previous prime is 130232867. The next prime is 130232909. The reversal of 130232875 is 578232031.

It is not a de Polignac number, because 130232875 - 23 = 130232867 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520807 + ... + 521056.

It is an arithmetic number, because the mean of its divisors is an integer number (20316348).

Almost surely, 2130232875 is an apocalyptic number.

130232875 is a deficient number, since it is larger than the sum of its proper divisors (32297909).

130232875 is an equidigital number, since it uses as much as digits as its factorization.

130232875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041878 (or 1041868 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 130232875 is about 11411.9619259792. The cubic root of 130232875 is about 506.8820080038.

The spelling of 130232875 in words is "one hundred thirty million, two hundred thirty-two thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 1041863 5209315 26046575 130232875