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23160001160 = 235579000029
BaseRepresentation
bin10101100100011100…
…011001001010001000
32012210001121221220202
4111210130121022020
5334412430014120
614350051111332
71446632522162
oct254434311210
965701557822
1023160001160
11990524272a
1245a42a2548
1322512802ca
141199c5b932
159083b7875
hex564719288

23160001160 has 16 divisors (see below), whose sum is σ = 52110002700. Its totient is φ = 9264000448.

The previous prime is 23160001159. The next prime is 23160001181. The reversal of 23160001160 is 6110006132.

It can be written as a sum of positive squares in 2 ways, for example, as 21271055716 + 1888945444 = 145846^2 + 43462^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 289499975 + ... + 289500054.

Almost surely, 223160001160 is an apocalyptic number.

23160001160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23160001160 is an abundant number, since it is smaller than the sum of its proper divisors (28950001540).

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

23160001160 is a wasteful number, since it uses less digits than its factorization.

23160001160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579000040 (or 579000036 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 23160001160 its reverse (6110006132), we get a palindrome (29270007292).

The spelling of 23160001160 in words is "twenty-three billion, one hundred sixty million, one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 579000029 1158000058 2316000116 2895000145 4632000232 5790000290 11580000580 23160001160