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10664974 = 26138699
BaseRepresentation
bin101000101011…
…110000001110
3202001211121001
4220223300032
510212234344
61020330514
7156436135
oct50536016
922054531
1010664974
116024831
1236a3a3a
132295448
1415b891c
15e09ed4
hexa2bc0e

10664974 has 8 divisors (see below), whose sum is σ = 16025400. Its totient is φ = 5323176.

The previous prime is 10664963. The next prime is 10664977. The reversal of 10664974 is 47946601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×106649742 = 227483340841352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10664977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3124 + ... + 5575.

It is an arithmetic number, because the mean of its divisors is an integer number (2003175).

Almost surely, 210664974 is an apocalyptic number.

10664974 is a deficient number, since it is larger than the sum of its proper divisors (5360426).

10664974 is an equidigital number, since it uses as much as digits as its factorization.

10664974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9314.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 10664974 is about 3265.7271778273. The cubic root of 10664974 is about 220.1168387641.

The spelling of 10664974 in words is "ten million, six hundred sixty-four thousand, nine hundred seventy-four".

Divisors: 1 2 613 1226 8699 17398 5332487 10664974