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807904041 = 37200319207
BaseRepresentation
bin110000001001111…
…010001100101001
32002022012202222220
4300021322030221
53123310412131
6212100104253
726010033240
oct6011721451
92068182886
10807904041
1138504a29a
121a6695089
13cb4bc739
1479425957
154add8e96
hex3027a329

807904041 has 16 divisors (see below), whose sum is σ = 1231770624. Its totient is φ = 461404944.

The previous prime is 807904037. The next prime is 807904061. The reversal of 807904041 is 140409708.

It is not a de Polignac number, because 807904041 - 22 = 807904037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 807903993 and 807904011.

It is not an unprimeable number, because it can be changed into a prime (807904061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32460 + ... + 51666.

It is an arithmetic number, because the mean of its divisors is an integer number (76985664).

Almost surely, 2807904041 is an apocalyptic number.

It is an amenable number.

807904041 is a deficient number, since it is larger than the sum of its proper divisors (423866583).

807904041 is a wasteful number, since it uses less digits than its factorization.

807904041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21220.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 807904041 is about 28423.6528440663. The cubic root of 807904041 is about 931.3650286509.

The spelling of 807904041 in words is "eight hundred seven million, nine hundred four thousand, forty-one".

Divisors: 1 3 7 21 2003 6009 14021 19207 42063 57621 134449 403347 38471621 115414863 269301347 807904041