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23608682720668 = 22233710168669017
BaseRepresentation
bin1010101111000110100110…
…01001011010110110011100
310002120222010200122202012001
411113203103021122312130
511043301040234030133
6122113402404452044
74654446111030313
oct527432311326634
9102528120582161
1023608682720668
117582427a11911
1227936300aa024
13102339b583676
145b894861d27a
152ae1b185087d
hex1578d325ad9c

23608682720668 has 48 divisors (see below), whose sum is σ = 44715067113024. Its totient is φ = 10877172134400.

The previous prime is 23608682720657. The next prime is 23608682720669. The reversal of 23608682720668 is 86602728680632.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23608682720669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33990705 + ... + 34678312.

It is an arithmetic number, because the mean of its divisors is an integer number (931563898188).

Almost surely, 223608682720668 is an apocalyptic number.

It is an amenable number.

23608682720668 is a deficient number, since it is larger than the sum of its proper divisors (21106384392356).

23608682720668 is a wasteful number, since it uses less digits than its factorization.

23608682720668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68669182 (or 68669180 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 64.

The spelling of 23608682720668 in words is "twenty-three trillion, six hundred eight billion, six hundred eighty-two million, seven hundred twenty thousand, six hundred sixty-eight".

Divisors: 1 2 4 23 37 46 74 92 101 148 202 404 851 1702 2323 3404 3737 4646 7474 9292 14948 85951 171902 343804 68669017 137338034 274676068 1579387391 2540753629 3158774782 5081507258 6317549564 6935570717 10163014516 13871141434 27742282868 58437333467 116874666934 159518126491 233749333868 256616116529 319036252982 513232233058 638072505964 1026464466116 5902170680167 11804341360334 23608682720668