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23108860900 = 2252458350423
BaseRepresentation
bin10101100001011001…
…010011101111100100
32012122111101202200001
4111201121103233210
5334311332022100
614341023031044
71445442035206
oct254131235744
965574352601
1023108860900
119889393254
12458b13b484
1322437b5bb8
141193148776
15903b64d6a
hex561653be4

23108860900 has 36 divisors (see below), whose sum is σ = 50158164672. Its totient is φ = 9241344160.

The previous prime is 23108860889. The next prime is 23108860921. The reversal of 23108860900 is 906880132.

It is a self number, because there is not a number n which added to its sum of digits gives 23108860900.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 433089 + ... + 483511.

It is an arithmetic number, because the mean of its divisors is an integer number (1393282352).

Almost surely, 223108860900 is an apocalyptic number.

23108860900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23108860900 is an abundant number, since it is smaller than the sum of its proper divisors (27049303772).

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

23108860900 is a wasteful number, since it uses less digits than its factorization.

23108860900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55020 (or 55013 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 23108860900 in words is "twenty-three billion, one hundred eight million, eight hundred sixty thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 4583 9166 18332 22915 45830 50423 91660 100846 114575 201692 229150 252115 458300 504230 1008460 1260575 2521150 5042300 231088609 462177218 924354436 1155443045 2310886090 4621772180 5777215225 11554430450 23108860900