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10649892 = 2231180681
BaseRepresentation
bin101000101000…
…000100100100
3202001001220110
4220220010210
510211244032
61020133020
7156344151
oct50500444
922031813
1010649892
116014470
123697170
13228b616
1415b3228
15e057cc
hexa28124

10649892 has 24 divisors (see below), whose sum is σ = 27109152. Its totient is φ = 3227200.

The previous prime is 10649869. The next prime is 10649893. The reversal of 10649892 is 29894601.

It is a super-2 number, since 2×106498922 = 226840399223328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10649892.

It is not an unprimeable number, because it can be changed into a prime (10649893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40209 + ... + 40472.

It is an arithmetic number, because the mean of its divisors is an integer number (1129548).

Almost surely, 210649892 is an apocalyptic number.

10649892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10649892 is an abundant number, since it is smaller than the sum of its proper divisors (16459260).

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

10649892 is a wasteful number, since it uses less digits than its factorization.

10649892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80699 (or 80697 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 10649892 is about 3263.4172273860. The cubic root of 10649892 is about 220.0130295313.

The spelling of 10649892 in words is "ten million, six hundred forty-nine thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 80681 161362 242043 322724 484086 887491 968172 1774982 2662473 3549964 5324946 10649892