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23013795 = 3571491471
BaseRepresentation
bin101011111001…
…0100110100011
31121022012222210
41113302212203
521342420140
62141133203
7366420420
oct127624643
947265883
1023013795
1111a99672
12785a203
1349ca13c
1430b0d47
152048d80
hex15f29a3

23013795 has 32 divisors (see below), whose sum is σ = 42393600. Its totient is φ = 10442880.

The previous prime is 23013787. The next prime is 23013799. The reversal of 23013795 is 59731032.

It is not a de Polignac number, because 23013795 - 23 = 23013787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23013799) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14910 + ... + 16380.

It is an arithmetic number, because the mean of its divisors is an integer number (1324800).

Almost surely, 223013795 is an apocalyptic number.

23013795 is a deficient number, since it is larger than the sum of its proper divisors (19379805).

23013795 is a wasteful number, since it uses less digits than its factorization.

23013795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 23013795 is about 4797.2695358923. The cubic root of 23013795 is about 284.4435433536.

The spelling of 23013795 in words is "twenty-three million, thirteen thousand, seven hundred ninety-five".

Divisors: 1 3 5 7 15 21 35 105 149 447 745 1043 1471 2235 3129 4413 5215 7355 10297 15645 22065 30891 51485 154455 219179 657537 1095895 1534253 3287685 4602759 7671265 23013795