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23800231172 = 2273670912149
BaseRepresentation
bin10110001010100110…
…101011010100000100
32021102200100000101102
4112022212223110010
5342220324344142
614533401315232
71501535425034
oct261246532404
967380300342
1023800231172
11a103678a43
124742795b18
132323ac3333
14121acb78c4
159446d0532
hex58a9ab504

23800231172 has 24 divisors (see below), whose sum is σ = 42230727000. Its totient is φ = 11734384896.

The previous prime is 23800231151. The next prime is 23800231187. The reversal of 23800231172 is 27113200832.

It can be written as a sum of positive squares in 4 ways, for example, as 13157007616 + 10643223556 = 114704^2 + 103166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952954 + ... + 1965102.

It is an arithmetic number, because the mean of its divisors is an integer number (1759613625).

Almost surely, 223800231172 is an apocalyptic number.

It is an amenable number.

23800231172 is a deficient number, since it is larger than the sum of its proper divisors (18430495828).

23800231172 is a wasteful number, since it uses less digits than its factorization.

23800231172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18935 (or 18933 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 23800231172 in words is "twenty-three billion, eight hundred million, two hundred thirty-one thousand, one hundred seventy-two".

Divisors: 1 2 4 73 146 292 6709 12149 13418 24298 26836 48596 489757 886877 979514 1773754 1959028 3547508 81507641 163015282 326030564 5950057793 11900115586 23800231172