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23379028 = 2215138707
BaseRepresentation
bin101100100101…
…1110001010100
31121222202222221
41121023301110
521441112103
62153032124
7402501301
oct131136124
947882887
1023379028
1112219012
1279b5644
134ac745a
1431680a8
1520bc1bd
hex164bc54

23379028 has 12 divisors (see below), whose sum is σ = 41185312. Its totient is φ = 11611800.

The previous prime is 23379007. The next prime is 23379073. The reversal of 23379028 is 82097332.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 23378984 and 23379002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18750 + ... + 19957.

Almost surely, 223379028 is an apocalyptic number.

It is an amenable number.

23379028 is a deficient number, since it is larger than the sum of its proper divisors (17806284).

23379028 is a wasteful number, since it uses less digits than its factorization.

23379028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38862 (or 38860 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 23379028 is about 4835.1864493523. The cubic root of 23379028 is about 285.9403758537.

The spelling of 23379028 in words is "twenty-three million, three hundred seventy-nine thousand, twenty-eight".

Divisors: 1 2 4 151 302 604 38707 77414 154828 5844757 11689514 23379028