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13402962868 = 2223263553933
BaseRepresentation
bin11000111101110000…
…01111101110110100
31021121002001001121011
430132320033232310
5204422124302433
610053544002004
7653065206331
oct143670175664
937532031534
1013402962868
115758694419
122720760304
131357a0ca79
149120a1988
155369ed3cd
hex31ee0fbb4

13402962868 has 24 divisors (see below), whose sum is σ = 24568080768. Its totient is φ = 6385728096.

The previous prime is 13402962847. The next prime is 13402962887. The reversal of 13402962868 is 86826920431.

It is a congruent number.

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, 252771 + ... + 301162.

It is an arithmetic number, because the mean of its divisors is an integer number (1023670032).

Almost surely, 213402962868 is an apocalyptic number.

It is an amenable number.

13402962868 is a deficient number, since it is larger than the sum of its proper divisors (11165117900).

13402962868 is a wasteful number, since it uses less digits than its factorization.

13402962868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554223 (or 554221 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 13402962868 in words is "thirteen billion, four hundred two million, nine hundred sixty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 4 23 46 92 263 526 1052 6049 12098 24196 553933 1107866 2215732 12740459 25480918 50961836 145684379 291368758 582737516 3350740717 6701481434 13402962868