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23087804 = 225771951
BaseRepresentation
bin101100000010…
…0101010111100
31121102222111212
41120010222330
521402302204
62142503552
7400146245
oct130045274
947388455
1023087804
111203a233
127894bb8
134a24a2c
1430cdccc
152060c6e
hex1604abc

23087804 has 6 divisors (see below), whose sum is σ = 40403664. Its totient is φ = 11543900.

The previous prime is 23087789. The next prime is 23087849. The reversal of 23087804 is 40878032.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2885972 + ... + 2885979.

It is an arithmetic number, because the mean of its divisors is an integer number (6733944).

Almost surely, 223087804 is an apocalyptic number.

It is an amenable number.

23087804 is a deficient number, since it is larger than the sum of its proper divisors (17315860).

23087804 is a wasteful number, since it uses less digits than its factorization.

23087804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5771955 (or 5771953 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 23087804 is about 4804.9770030667. The cubic root of 23087804 is about 284.7481267042.

The spelling of 23087804 in words is "twenty-three million, eighty-seven thousand, eight hundred four".

Divisors: 1 2 4 5771951 11543902 23087804