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12462474642 = 2319223748869
BaseRepresentation
bin10111001101101001…
…00100010110010010
31012011112100022021220
423212310210112102
5201010343142032
65420350025510
7620555200212
oct134664442622
935145308256
1012462474642
115315818722
1224b97a8296
131237c0b567
14863206242
154ce17512c
hex2e6d24592

12462474642 has 32 divisors (see below), whose sum is σ = 26249054400. Its totient is φ = 3933678528.

The previous prime is 12462474611. The next prime is 12462474653. The reversal of 12462474642 is 24647426421.

It is a junction number, because it is equal to n+sod(n) for n = 12462474594 and 12462474603.

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, 230584 + ... + 279452.

It is an arithmetic number, because the mean of its divisors is an integer number (820282950).

Almost surely, 212462474642 is an apocalyptic number.

12462474642 is an abundant number, since it is smaller than the sum of its proper divisors (13786579758).

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

12462474642 is a wasteful number, since it uses less digits than its factorization.

12462474642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51130.

The product of its digits is 516096, while the sum is 42.

The spelling of 12462474642 in words is "twelve billion, four hundred sixty-two million, four hundred seventy-four thousand, six hundred forty-two".

Divisors: 1 2 3 6 19 38 57 114 2237 4474 6711 13422 42503 48869 85006 97738 127509 146607 255018 293214 928511 1857022 2785533 5571066 109319953 218639906 327959859 655919718 2077079107 4154158214 6231237321 12462474642