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23160970 = 2571719463
BaseRepresentation
bin101100001011…
…0100010001010
31121120200212201
41120112202022
521412122340
62144230414
7400602460
oct130264212
947520781
1023160970
111208a1a8
12790b40a
134a4c121
14310c830
15207779a
hex161688a

23160970 has 32 divisors (see below), whose sum is σ = 50450688. Its totient is φ = 7473408.

The previous prime is 23160967. The next prime is 23160997. The reversal of 23160970 is 7906132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8542 + ... + 10921.

It is an arithmetic number, because the mean of its divisors is an integer number (1576584).

Almost surely, 223160970 is an apocalyptic number.

23160970 is an abundant number, since it is smaller than the sum of its proper divisors (27289718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23160970 is a wasteful number, since it uses less digits than its factorization.

23160970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19494.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 23160970 is about 4812.5845447119. The cubic root of 23160970 is about 285.0486015401.

The spelling of 23160970 in words is "twenty-three million, one hundred sixty thousand, nine hundred seventy".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 19463 38926 97315 136241 194630 272482 330871 661742 681205 1362410 1654355 2316097 3308710 4632194 11580485 23160970