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115100510660 = 2256478894939
BaseRepresentation
bin110101100110010000…
…1100110100111000100
3102000002112220202122022
41223030201212213010
53341211212320120
6124513151222312
711213204124632
oct1531441464704
9360075822568
10115100510660
11448a5268283
121a382b17998
13ab1411a855
1457dc76a352
152ed9ca5025
hex1acc8669c4

115100510660 has 24 divisors (see below), whose sum is σ = 242084687040. Its totient is φ = 45969039584.

The previous prime is 115100510639. The next prime is 115100510687. The reversal of 115100510660 is 66015001511.

It is an unprimeable number.

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, 4434530 + ... + 4460409.

It is an arithmetic number, because the mean of its divisors is an integer number (10086861960).

Almost surely, 2115100510660 is an apocalyptic number.

115100510660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115100510660 is an abundant number, since it is smaller than the sum of its proper divisors (126984176380).

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

115100510660 is a wasteful number, since it uses less digits than its factorization.

115100510660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895595 (or 8895593 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 115100510660 in words is "one hundred fifteen billion, one hundred million, five hundred ten thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 647 1294 2588 3235 6470 12940 8894939 17789878 35579756 44474695 88949390 177898780 5755025533 11510051066 23020102132 28775127665 57550255330 115100510660