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10004499387 = 321111611043
BaseRepresentation
bin10010101000101000…
…01000101110111011
3221211020020020010100
421110110020232323
5130442122440022
64332423050443
7502630561461
oct112424105673
927736206110
1010004499387
114274308513
121b325a0a23
13c3590442c
146ac9b4831
153d849b1ac
hex254508bbb

10004499387 has 6 divisors (see below), whose sum is σ = 14450943572. Its totient is φ = 6669666252.

The previous prime is 10004499317. The next prime is 10004499389. The reversal of 10004499387 is 78399440001.

It is not a de Polignac number, because 10004499387 - 27 = 10004499259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10004499389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555805513 + ... + 555805530.

Almost surely, 210004499387 is an apocalyptic number.

10004499387 is a deficient number, since it is larger than the sum of its proper divisors (4446444185).

10004499387 is a wasteful number, since it uses less digits than its factorization.

10004499387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111611049 (or 1111611046 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 10004499387 in words is "ten billion, four million, four hundred ninety-nine thousand, three hundred eighty-seven".

Divisors: 1 3 9 1111611043 3334833129 10004499387