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368631116172 = 2232116115260437
BaseRepresentation
bin1010101110101000010…
…00000111000110001100
31022020111112110222000200
411113110020013012030
522014424031204142
6441202524053500
735430010534134
oct5272410070614
91266445428020
10368631116172
11132376722720
125b539994290
13289b97a0817
1413bb0025ac4
1598c7a2464c
hex55d420718c

368631116172 has 72 divisors (see below), whose sum is σ = 1033192694352. Its totient is φ = 109875139200.

The previous prime is 368631116149. The next prime is 368631116179. The reversal of 368631116172 is 271611136863.

368631116172 is a `hidden beast` number, since 3 + 6 + 8 + 631 + 1 + 1 + 6 + 1 + 7 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (368631116179) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7606063 + ... + 7654374.

Almost surely, 2368631116172 is an apocalyptic number.

It is an amenable number.

368631116172 is an abundant number, since it is smaller than the sum of its proper divisors (664561578180).

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

368631116172 is a wasteful number, since it uses less digits than its factorization.

368631116172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15260519 (or 15260514 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The spelling of 368631116172 in words is "three hundred sixty-eight billion, six hundred thirty-one million, one hundred sixteen thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 61 66 99 122 132 183 198 244 366 396 549 671 732 1098 1342 2013 2196 2684 4026 6039 8052 12078 24156 15260437 30520874 45781311 61041748 91562622 137343933 167864807 183125244 274687866 335729614 503594421 549375732 671459228 930886657 1007188842 1510783263 1861773314 2014377684 2792659971 3021566526 3723546628 5585319942 6043133052 8377979913 10239753227 11170639884 16755959826 20479506454 30719259681 33511919652 40959012908 61438519362 92157779043 122877038724 184315558086 368631116172