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12313132410 = 2351789229423
BaseRepresentation
bin10110111011110101…
…10111110101111010
31011210010022221021010
423131322313311322
5200204130214120
65353453054350
7614062620135
oct133572676572
934703287233
1012313132410
115249495697
1224777873b6
131212cacb87
1484b44d21c
154c0ec57e0
hex2ddeb7d7a

12313132410 has 32 divisors (see below), whose sum is σ = 29568165120. Its totient is φ = 3281652288.

The previous prime is 12313132393. The next prime is 12313132511. The reversal of 12313132410 is 1423131321.

It is a super-2 number, since 2×123131324102 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61042 + ... + 168381.

It is an arithmetic number, because the mean of its divisors is an integer number (924005160).

Almost surely, 212313132410 is an apocalyptic number.

12313132410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12313132410 is an abundant number, since it is smaller than the sum of its proper divisors (17255032710).

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

12313132410 is a wasteful number, since it uses less digits than its factorization.

12313132410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231222.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12313132410 its reverse (1423131321), we get a palindrome (13736263731).

The spelling of 12313132410 in words is "twelve billion, three hundred thirteen million, one hundred thirty-two thousand, four hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1789 3578 5367 8945 10734 17890 26835 53670 229423 458846 688269 1147115 1376538 2294230 3441345 6882690 410437747 820875494 1231313241 2052188735 2462626482 4104377470 6156566205 12313132410