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23875680207630 = 23519142963292993
BaseRepresentation
bin1010110110110111111010…
…11100000000001100001110
310010112111022012112101222110
411123123331130000030032
511112134343113121010
6122440200331324450
75012650420153536
oct533337534001416
9103474265471873
1023875680207630
11767568a048649
122817324bb0726
13104260bc65b44
145c78366584c6
152b60db9e7120
hex15b6fd70030e

23875680207630 has 64 divisors (see below), whose sum is σ = 60318135671040. Its totient is φ = 6031688011776.

The previous prime is 23875680207563. The next prime is 23875680207671. The reversal of 23875680207630 is 3670208657832.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81342414 + ... + 81635406.

It is an arithmetic number, because the mean of its divisors is an integer number (942470869860).

Almost surely, 223875680207630 is an apocalyptic number.

23875680207630 is an abundant number, since it is smaller than the sum of its proper divisors (36442455463410).

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

23875680207630 is a wasteful number, since it uses less digits than its factorization.

23875680207630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435985.

The product of its (nonzero) digits is 20321280, while the sum is 57.

The spelling of 23875680207630 in words is "twenty-three trillion, eight hundred seventy-five billion, six hundred eighty million, two hundred seven thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 142963 285926 292993 428889 585986 714815 857778 878979 1429630 1464965 1757958 2144445 2716297 2929930 4288890 4394895 5432594 5566867 8148891 8789790 11133734 13581485 16297782 16700601 27162970 27834335 33401202 40744455 55668670 81488910 83503005 167006010 41887158259 83774316518 125661474777 209435791295 251322949554 418871582590 628307373885 795856006921 1256614747770 1591712013842 2387568020763 3979280034605 4775136041526 7958560069210 11937840103815 23875680207630