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315102005500 = 2253630204011
BaseRepresentation
bin1001001010111011000…
…10110000100011111100
31010010100000000101200011
410211131202300203330
520130312103134000
6400431133313004
731523343566032
oct4453542604374
91103300011604
10315102005500
111116a795a587
125109b035764
1323938841239
1411372b1a552
1582e34222ba
hex495d8b08fc

315102005500 has 24 divisors (see below), whose sum is σ = 688182781104. Its totient is φ = 126040802000.

The previous prime is 315102005497. The next prime is 315102005567. The reversal of 315102005500 is 5500201513.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315101506 + ... + 315102505.

It is an arithmetic number, because the mean of its divisors is an integer number (28674282546).

Almost surely, 2315102005500 is an apocalyptic number.

It is an amenable number.

315102005500 is an abundant number, since it is smaller than the sum of its proper divisors (373080775604).

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

315102005500 is a wasteful number, since it uses less digits than its factorization.

315102005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630204030 (or 630204018 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The spelling of 315102005500 in words is "three hundred fifteen billion, one hundred two million, five thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 630204011 1260408022 2520816044 3151020055 6302040110 12604080220 15755100275 31510200550 63020401100 78775501375 157551002750 315102005500