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12313103342 = 2312273592437
BaseRepresentation
bin10110111011110101…
…10000101111101110
31011210010021110101112
423131322300233232
5200204123301332
65353452312022
7614062436321
oct133572605756
934703243345
1012313103342
115249475871
122477772612
131212c9c887
1484b4427b8
154c0ebbdb2
hex2ddeb0bee

12313103342 has 32 divisors (see below), whose sum is σ = 19210659840. Its totient is φ = 5912756640.

The previous prime is 12313103339. The next prime is 12313103347. The reversal of 12313103342 is 24330131321.

It is a super-2 number, since 2×123131033422 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313103347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5051348 + ... + 5053784.

It is an arithmetic number, because the mean of its divisors is an integer number (600333120).

Almost surely, 212313103342 is an apocalyptic number.

12313103342 is a deficient number, since it is larger than the sum of its proper divisors (6897556498).

12313103342 is a wasteful number, since it uses less digits than its factorization.

12313103342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12313103342 its reverse (24330131321), we get a palindrome (36643234663).

The spelling of 12313103342 in words is "twelve billion, three hundred thirteen million, one hundred three thousand, three hundred forty-two".

Divisors: 1 2 31 62 227 359 454 718 2437 4874 7037 11129 14074 22258 75547 81493 151094 162986 553199 874883 1106398 1749766 2526283 5052566 17149169 27121373 34298338 54242746 198598441 397196882 6156551671 12313103342