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9967046972 = 221671912409
BaseRepresentation
bin10010100100001010…
…10001000100111100
3221201121202110001212
421102011101010330
5130403031000342
64325004223552
7501664333661
oct112205210474
927647673055
109967046972
114255157a03
121b21b3abb8
13c2ac2033c
146a7a25a68
153d504e182
hex25215113c

9967046972 has 36 divisors (see below), whose sum is σ = 17682253680. Its totient is φ = 4915698240.

The previous prime is 9967046893. The next prime is 9967046981. The reversal of 9967046972 is 2796407699.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24369104 + ... + 24369512.

Almost surely, 29967046972 is an apocalyptic number.

It is an amenable number.

9967046972 is a deficient number, since it is larger than the sum of its proper divisors (7715206708).

9967046972 is a wasteful number, since it uses less digits than its factorization.

9967046972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 59.

The square root of 9967046972 is about 99835.0988981330. The cubic root of 9967046972 is about 2152.0655809236.

The spelling of 9967046972 in words is "nine billion, nine hundred sixty-seven million, forty-six thousand, nine hundred seventy-two".

Divisors: 1 2 4 167 191 334 382 409 668 764 818 1636 31897 36481 63794 68303 72962 78119 127588 136606 145924 156238 273212 312476 6092327 12184654 13045873 14920729 24369308 26091746 29841458 52183492 59682916 2491761743 4983523486 9967046972