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764084972 = 22739896841
BaseRepresentation
bin101101100010110…
…000001011101100
31222020202112112102
4231202300023230
53031101204342
6203452554232
724635420660
oct5542601354
91866675472
10764084972
11362340392
12193a82978
13c23b97b1
147369a8a0
1547130832
hex2d8b02ec

764084972 has 24 divisors (see below), whose sum is σ = 1528776480. Its totient is φ = 327335040.

The previous prime is 764084939. The next prime is 764085067. The reversal of 764084972 is 279480467.

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, 108272 + ... + 115112.

It is an arithmetic number, because the mean of its divisors is an integer number (63699020).

Almost surely, 2764084972 is an apocalyptic number.

It is an amenable number.

764084972 is an abundant number, since it is smaller than the sum of its proper divisors (764691508).

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

764084972 is a wasteful number, since it uses less digits than its factorization.

764084972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10841 (or 10839 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 764084972 is about 27642.0869689682. The cubic root of 764084972 is about 914.2126352908.

The spelling of 764084972 in words is "seven hundred sixty-four million, eighty-four thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 3989 6841 7978 13682 15956 27364 27923 47887 55846 95774 111692 191548 27288749 54577498 109154996 191021243 382042486 764084972