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23250336680 = 235581258417
BaseRepresentation
bin10101101001110100…
…111111101110101000
32020000100121110221202
4111221310333232220
5340104041233210
614403035223332
71452110413064
oct255164775650
966010543852
1023250336680
11995123308a
12460a5a7b48
132266bbbb8c
1411a7c54aa4
159112ad9a5
hex569d3fba8

23250336680 has 16 divisors (see below), whose sum is σ = 52313257620. Its totient is φ = 9300134656.

The previous prime is 23250336619. The next prime is 23250336731. The reversal of 23250336680 is 8663305232.

It can be written as a sum of positive squares in 2 ways, for example, as 22002975556 + 1247361124 = 148334^2 + 35318^2 .

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, 290629169 + ... + 290629248.

Almost surely, 223250336680 is an apocalyptic number.

23250336680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23250336680 is an abundant number, since it is smaller than the sum of its proper divisors (29062920940).

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

23250336680 is a wasteful number, since it uses less digits than its factorization.

23250336680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581258428 (or 581258424 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 23250336680 in words is "twenty-three billion, two hundred fifty million, three hundred thirty-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 581258417 1162516834 2325033668 2906292085 4650067336 5812584170 11625168340 23250336680