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102308646934 = 21317474924841
BaseRepresentation
bin101111101001000010…
…0100001000000010110
3100210002001202202110201
41133102010201000112
53134012003200214
6114555553211114
710251206102404
oct1372204410026
9323061682421
10102308646934
113a43062277a
12179b2b60a9a
139855bc1610
144d47900474
1529dbc68274
hex17d2121016

102308646934 has 32 divisors (see below), whose sum is σ = 178712666496. Its totient is φ = 43496186880.

The previous prime is 102308646929. The next prime is 102308646941. The reversal of 102308646934 is 439646803201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2441647 + ... + 2483194.

It is an arithmetic number, because the mean of its divisors is an integer number (5584770828).

Almost surely, 2102308646934 is an apocalyptic number.

102308646934 is a deficient number, since it is larger than the sum of its proper divisors (76404019562).

102308646934 is a wasteful number, since it uses less digits than its factorization.

102308646934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4924920.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 102308646934 in words is "one hundred two billion, three hundred eight million, six hundred forty-six thousand, nine hundred thirty-four".

Divisors: 1 2 13 17 26 34 47 94 221 442 611 799 1222 1598 10387 20774 4924841 9849682 64022933 83722297 128045866 167444594 231467527 462935054 1088389861 2176779722 3009077851 3934947959 6018155702 7869895918 51154323467 102308646934