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10139916 = 223432457
BaseRepresentation
bin100110101011…
…100100001100
3201002011100110
4212223210030
510043434131
61001200020
7152121303
oct46534414
921064313
1010139916
1157a62a6
123490010
132140467
1414bd43a
15d54646
hex9ab90c

10139916 has 36 divisors (see below), whose sum is σ = 24275832. Its totient is φ = 3294144.

The previous prime is 10139881. The next prime is 10139923. The reversal of 10139916 is 61993101.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 21960 + ... + 22416.

Almost surely, 210139916 is an apocalyptic number.

It is an amenable number.

10139916 is an abundant number, since it is smaller than the sum of its proper divisors (14135916).

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

10139916 is a wasteful number, since it uses less digits than its factorization.

10139916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 10139916 is about 3184.3234760307. The cubic root of 10139916 is about 216.4436184558.

The spelling of 10139916 in words is "ten million, one hundred thirty-nine thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 457 516 914 1371 1828 1849 2742 3698 5484 5547 7396 11094 19651 22188 39302 58953 78604 117906 235812 844993 1689986 2534979 3379972 5069958 10139916