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23705053700 = 2252237050537
BaseRepresentation
bin10110000100111011…
…100110101000000100
32021012001020111102212
4112010323212220010
5342021443204300
614520121322552
71466301426506
oct260473465004
967161214385
1023705053700
11a064980779
124716936458
13230a17a8c3
14120c3bdd76
1593b17e935
hex584ee6a04

23705053700 has 18 divisors (see below), whose sum is σ = 51439966746. Its totient is φ = 9482021440.

The previous prime is 23705053667. The next prime is 23705053703. The reversal of 23705053700 is 735050732.

It can be written as a sum of positive squares in 3 ways, for example, as 1795725376 + 21909328324 = 42376^2 + 148018^2 .

It is not an unprimeable number, because it can be changed into a prime (23705053703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 118525169 + ... + 118525368.

Almost surely, 223705053700 is an apocalyptic number.

23705053700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23705053700 is an abundant number, since it is smaller than the sum of its proper divisors (27734913046).

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

23705053700 is a wasteful number, since it uses less digits than its factorization.

23705053700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237050551 (or 237050544 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 32.

The spelling of 23705053700 in words is "twenty-three billion, seven hundred five million, fifty-three thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 237050537 474101074 948202148 1185252685 2370505370 4741010740 5926263425 11852526850 23705053700