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232968624742845 = 3255177080549841
BaseRepresentation
bin110100111110001000111100…
…000111110010000110111101
31010112212120202000111212222100
4310332020330013302012331
5221013424220413232340
62143252150403335313
7100033266462001155
oct6476107407620675
91115776660455870
10232968624742845
116825a491207a92
1222166a69081539
139ccbb01c6b5b4
144175a54d4b765
151be00add79830
hexd3e23c1f21bd

232968624742845 has 12 divisors (see below), whose sum is σ = 403812282887676. Its totient is φ = 124249933196160.

The previous prime is 232968624742831. The next prime is 232968624742951. The reversal of 232968624742845 is 548247426869232.

232968624742845 is a `hidden beast` number, since 2 + 3 + 2 + 9 + 68 + 62 + 47 + 428 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 59674095459801 + 173294529283044 = 7724901^2 + 13164138^2 .

It is not a de Polignac number, because 232968624742845 - 27 = 232968624742717 is a prime.

It is a super-2 number, since 2×2329686247428452 (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2588540274876 + ... + 2588540274965.

It is an arithmetic number, because the mean of its divisors is an integer number (33651023573973).

Almost surely, 2232968624742845 is an apocalyptic number.

It is an amenable number.

232968624742845 is a deficient number, since it is larger than the sum of its proper divisors (170843658144831).

232968624742845 is a wasteful number, since it uses less digits than its factorization.

232968624742845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5177080549852 (or 5177080549849 counting only the distinct ones).

The product of its digits is 2229534720, while the sum is 72.

The spelling of 232968624742845 in words is "two hundred thirty-two trillion, nine hundred sixty-eight billion, six hundred twenty-four million, seven hundred forty-two thousand, eight hundred forty-five".

Divisors: 1 3 5 9 15 45 5177080549841 15531241649523 25885402749205 46593724948569 77656208247615 232968624742845