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130512324 = 22317416247
BaseRepresentation
bin1111100011101…
…11010111000100
3100002120201020210
413301313113010
5231402343244
620541155420
73143223255
oct761672704
9302521223
10130512324
1167741928
123785bb70
1321067a37
1413494b2c
15b6d04b9
hex7c775c4

130512324 has 24 divisors (see below), whose sum is σ = 304752448. Its totient is φ = 43472160.

The previous prime is 130512313. The next prime is 130512331. The reversal of 130512324 is 423215031.

It is a self number, because there is not a number n which added to its sum of digits gives 130512324.

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, 17769 + ... + 24015.

Almost surely, 2130512324 is an apocalyptic number.

It is an amenable number.

130512324 is an abundant number, since it is smaller than the sum of its proper divisors (174240124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130512324 is a wasteful number, since it uses less digits than its factorization.

130512324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7995 (or 7993 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 130512324 is about 11424.1990528877. The cubic root of 130512324 is about 507.2442986996.

Adding to 130512324 its reverse (423215031), we get a palindrome (553727355).

The spelling of 130512324 in words is "one hundred thirty million, five hundred twelve thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 1741 3482 5223 6247 6964 10446 12494 18741 20892 24988 37482 74964 10876027 21752054 32628081 43504108 65256162 130512324