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102164586055 = 57101103280591
BaseRepresentation
bin101111100100101111…
…0111101111001000111
3100202201000200201002121
41133021132331321013
53133213113223210
6114533405350411
710244506440010
oct1371136757107
9322630621077
10102164586055
113a3672776a4
1217972868407
1398320c1aac
144d32720007
1529ce2ad6da
hex17c97bde47

102164586055 has 32 divisors (see below), whose sum is σ = 142872956928. Its totient is φ = 68688432000.

The previous prime is 102164586031. The next prime is 102164586071. The reversal of 102164586055 is 550685461201.

It is not a de Polignac number, because 102164586055 - 223 = 102156197447 is a prime.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223810 + ... + 504400.

It is an arithmetic number, because the mean of its divisors is an integer number (4464779904).

Almost surely, 2102164586055 is an apocalyptic number.

102164586055 is a deficient number, since it is larger than the sum of its proper divisors (40708370873).

102164586055 is a wasteful number, since it uses less digits than its factorization.

102164586055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280807.

The product of its (nonzero) digits is 288000, while the sum is 43.

The spelling of 102164586055 in words is "one hundred two billion, one hundred sixty-four million, five hundred eighty-six thousand, fifty-five".

Divisors: 1 5 7 35 101 103 505 515 707 721 3535 3605 10403 52015 72821 280591 364105 1402955 1964137 9820685 28339691 28900873 141698455 144504365 198377837 202306111 991889185 1011530555 2918988173 14594940865 20432917211 102164586055