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130124310325 = 528362710511
BaseRepresentation
bin111100100110000000…
…0110110011100110101
3110102212120211212022221
41321030000312130311
54112443310412300
6135440035322341
712254413250062
oct1711400663465
9412776755287
10130124310325
1150204865339
12212764503b1
13c36987a639
146425bc7c69
1535b8c1b31a
hex1e4c036735

130124310325 has 12 divisors (see below), whose sum is σ = 163298173248. Its totient is φ = 102845236400.

The previous prime is 130124310319. The next prime is 130124310341. The reversal of 130124310325 is 523013421031.

It is a happy number.

It is not a de Polignac number, because 130124310325 - 235 = 95764571957 is a prime.

It is a super-2 number, since 2×1301243103252 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 130124310325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31353181 + ... + 31357330.

It is an arithmetic number, because the mean of its divisors is an integer number (13608181104).

Almost surely, 2130124310325 is an apocalyptic number.

It is an amenable number.

130124310325 is a deficient number, since it is larger than the sum of its proper divisors (33173862923).

130124310325 is an equidigital number, since it uses as much as digits as its factorization.

130124310325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62710604 (or 62710599 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 130124310325 its reverse (523013421031), we get a palindrome (653137731356).

The spelling of 130124310325 in words is "one hundred thirty billion, one hundred twenty-four million, three hundred ten thousand, three hundred twenty-five".

Divisors: 1 5 25 83 415 2075 62710511 313552555 1567762775 5204972413 26024862065 130124310325