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102164405476 = 22737531860647
BaseRepresentation
bin101111100100101111…
…0010001110011100100
3100202201000100112101111
41133021132101303210
53133213041433401
6114533401434404
710244505055360
oct1371136216344
9322630315344
10102164405476
113a367163a61
121797279ba04
13983205a843
144d326b42a0
1529ce274e51
hex17c9791ce4

102164405476 has 48 divisors (see below), whose sum is σ = 213810782976. Its totient is φ = 41797551744.

The previous prime is 102164405417. The next prime is 102164405489. The reversal of 102164405476 is 674504461201.

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, 875416 + ... + 985231.

It is an arithmetic number, because the mean of its divisors is an integer number (4454391312).

Almost surely, 2102164405476 is an apocalyptic number.

It is an amenable number.

102164405476 is an abundant number, since it is smaller than the sum of its proper divisors (111646377500).

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

102164405476 is a wasteful number, since it uses less digits than its factorization.

102164405476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860748 (or 1860746 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

Adding to 102164405476 its reverse (674504461201), we get a palindrome (776668866677).

The spelling of 102164405476 in words is "one hundred two billion, one hundred sixty-four million, four hundred five thousand, four hundred seventy-six".

Divisors: 1 2 4 7 14 28 37 53 74 106 148 212 259 371 518 742 1036 1484 1961 3922 7844 13727 27454 54908 1860647 3721294 7442588 13024529 26049058 52098116 68843939 98614291 137687878 197228582 275375756 394457164 481907573 690300037 963815146 1380600074 1927630292 2761200148 3648728767 7297457534 14594915068 25541101369 51082202738 102164405476