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672210706912 = 25311014166821
BaseRepresentation
bin10011100100000101110…
…00010110000111100000
32101021002112001001010121
421302002320112013200
542003141420110122
61232450452210024
766365002506223
oct11620270260740
92337075031117
10672210706912
1123a0a0468478
12aa342009914
134b50a0b4a54
142476c7235ba
15127445b2bc7
hex9c82e161e0

672210706912 has 48 divisors (see below), whose sum is σ = 1366260787584. Its totient is φ = 325226304000.

The previous prime is 672210706907. The next prime is 672210706933. The reversal of 672210706912 is 219607012276.

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, 10026462 + ... + 10093282.

It is an arithmetic number, because the mean of its divisors is an integer number (28463766408).

Almost surely, 2672210706912 is an apocalyptic number.

672210706912 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

672210706912 is an abundant number, since it is smaller than the sum of its proper divisors (694050080672).

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

672210706912 is a wasteful number, since it uses less digits than its factorization.

672210706912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77003 (or 76995 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 672210706912 in words is "six hundred seventy-two billion, two hundred ten million, seven hundred six thousand, nine hundred twelve".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 10141 20282 40564 66821 81128 133642 162256 267284 314371 324512 534568 628742 1069136 1257484 2071451 2138272 2514968 4142902 5029936 8285804 10059872 16571608 33143216 66286432 677631761 1355263522 2710527044 5421054088 10842108176 21006584591 21684216352 42013169182 84026338364 168052676728 336105353456 672210706912