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102928587223 = 71110115187649
BaseRepresentation
bin101111111011100000…
…1011001100111010111
3100211200021021222200011
41133313001121213113
53141244204242343
6115141300501051
710302444361450
oct1376701314727
9324607258604
10102928587223
113a719560020
1217b466aa787
13992447c3a7
144da5d98127
152a263c429d
hex17f70599d7

102928587223 has 32 divisors (see below), whose sum is σ = 130456857600. Its totient is φ = 78883200000.

The previous prime is 102928587193. The next prime is 102928587247. The reversal of 102928587223 is 322785829201.

It is not a de Polignac number, because 102928587223 - 213 = 102928579031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102928587283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1130503 + ... + 1218151.

It is an arithmetic number, because the mean of its divisors is an integer number (4076776800).

Almost surely, 2102928587223 is an apocalyptic number.

102928587223 is a deficient number, since it is larger than the sum of its proper divisors (27528270377).

102928587223 is a wasteful number, since it uses less digits than its factorization.

102928587223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87919.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 102928587223 in words is "one hundred two billion, nine hundred twenty-eight million, five hundred eighty-seven thousand, two hundred twenty-three".

Divisors: 1 7 11 77 101 151 707 1057 1111 1661 7777 11627 15251 87649 106757 167761 613543 964139 1174327 6748973 8852549 13234999 61967843 92644993 97378039 145584989 681646273 1019094923 1336734899 9357144293 14704083889 102928587223