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10490812 = 2219223619
BaseRepresentation
bin101000000001…
…001110111100
3201201222200121
4220001032330
510141201222
61012504324
7155112313
oct50011674
921658617
1010490812
115a159a2
12361b0a4
1322340a7
14157127a
15dc35c7
hexa013bc

10490812 has 24 divisors (see below), whose sum is σ = 19443200. Its totient is φ = 4939056.

The previous prime is 10490801. The next prime is 10490813. The reversal of 10490812 is 21809401.

It is a happy number.

It is a super-2 number, since 2×104908122 = 220114272838688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10490813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16639 + ... + 17257.

Almost surely, 210490812 is an apocalyptic number.

It is an amenable number.

10490812 is a deficient number, since it is larger than the sum of its proper divisors (8952388).

10490812 is a wasteful number, since it uses less digits than its factorization.

10490812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865 (or 863 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 10490812 is about 3238.9522997414. The cubic root of 10490812 is about 218.9120668919.

The spelling of 10490812 in words is "ten million, four hundred ninety thousand, eight hundred twelve".

Divisors: 1 2 4 19 38 76 223 446 619 892 1238 2476 4237 8474 11761 16948 23522 47044 138037 276074 552148 2622703 5245406 10490812