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12570410902 = 272128269499
BaseRepresentation
bin10111011010100000…
…10011111110010110
31012110001110001000011
423231100103332112
5201221011122102
65435203310434
7623335505200
oct135520237626
935401401004
1012570410902
11537073a845
12252997b41a
1312543a047a
148736a1770
154d88962d7
hex2ed413f96

12570410902 has 12 divisors (see below), whose sum is σ = 21934084500. Its totient is φ = 5387318916.

The previous prime is 12570410893. The next prime is 12570410903. The reversal of 12570410902 is 20901407521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12570410903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64134652 + ... + 64134847.

It is an arithmetic number, because the mean of its divisors is an integer number (1827840375).

Almost surely, 212570410902 is an apocalyptic number.

12570410902 is a deficient number, since it is larger than the sum of its proper divisors (9363673598).

12570410902 is a wasteful number, since it uses less digits than its factorization.

12570410902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128269515 (or 128269508 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 12570410902 in words is "twelve billion, five hundred seventy million, four hundred ten thousand, nine hundred two".

Divisors: 1 2 7 14 49 98 128269499 256538998 897886493 1795772986 6285205451 12570410902