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23060161636 = 2217333323933
BaseRepresentation
bin10101011110011111…
…100010010001100100
32012112002202120211121
4111132133202101210
5334211400133021
614332123143324
71444311065641
oct253637422144
965462676747
1023060161636
119863950826
124576974b44
132236694875
14118a8acdc8
158ee745741
hex55e7e2464

23060161636 has 12 divisors (see below), whose sum is σ = 40588551612. Its totient is φ = 11463432608.

The previous prime is 23060161633. The next prime is 23060161643. The reversal of 23060161636 is 63616106032.

It can be written as a sum of positive squares in 2 ways, for example, as 10374644736 + 12685516900 = 101856^2 + 112630^2 .

It is not an unprimeable number, because it can be changed into a prime (23060161633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16661275 + ... + 16662658.

It is an arithmetic number, because the mean of its divisors is an integer number (3382379301).

Almost surely, 223060161636 is an apocalyptic number.

It is an amenable number.

23060161636 is a deficient number, since it is larger than the sum of its proper divisors (17528389976).

23060161636 is a wasteful number, since it uses less digits than its factorization.

23060161636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33324110 (or 33324108 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

Adding to 23060161636 its reverse (63616106032), we get a palindrome (86676267668).

The spelling of 23060161636 in words is "twenty-three billion, sixty million, one hundred sixty-one thousand, six hundred thirty-six".

Divisors: 1 2 4 173 346 692 33323933 66647866 133295732 5765040409 11530080818 23060161636