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102312020110 = 2525140761761
BaseRepresentation
bin101111101001001000…
…1011000100010001110
3100210002022010010121011
41133102101120202032
53134013334120420
6115000153355434
710251246551626
oct1372221304216
9323068103534
10102312020110
113a432517023
12179b4108b7a
139856802a91
144d4813b886
1529dc1d295a
hex17d245888e

102312020110 has 16 divisors (see below), whose sum is σ = 184895352432. Its totient is φ = 40761760000.

The previous prime is 102312020099. The next prime is 102312020113. The reversal of 102312020110 is 11020213201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102312020113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20378371 + ... + 20383390.

It is an arithmetic number, because the mean of its divisors is an integer number (11555959527).

Almost surely, 2102312020110 is an apocalyptic number.

102312020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102312020110 is a deficient number, since it is larger than the sum of its proper divisors (82583332322).

102312020110 is a wasteful number, since it uses less digits than its factorization.

102312020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40762019.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102312020110 its reverse (11020213201), we get a palindrome (113332233311).

The spelling of 102312020110 in words is "one hundred two billion, three hundred twelve million, twenty thousand, one hundred ten".

Divisors: 1 2 5 10 251 502 1255 2510 40761761 81523522 203808805 407617610 10231202011 20462404022 51156010055 102312020110