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115056555 = 351392397
BaseRepresentation
bin1101101101110…
…01111110101011
322000111110220220
412312321332223
5213423302210
615230021123
72564651565
oct666717653
9260443826
10115056555
1159a45769
12326477a3
131aab5b03
14113d0335
15a17ac70
hex6db9fab

115056555 has 24 divisors (see below), whose sum is σ = 185891472. Its totient is φ = 60768576.

The previous prime is 115056523. The next prime is 115056577. The reversal of 115056555 is 555650511.

It is not a de Polignac number, because 115056555 - 25 = 115056523 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 289617 + ... + 290013.

It is an arithmetic number, because the mean of its divisors is an integer number (7745478).

Almost surely, 2115056555 is an apocalyptic number.

115056555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115056555 is a deficient number, since it is larger than the sum of its proper divisors (70834917).

115056555 is an equidigital number, since it uses as much as digits as its factorization.

115056555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The square root of 115056555 is about 10726.4418611206. The cubic root of 115056555 is about 486.3741170902.

The spelling of 115056555 in words is "one hundred fifteen million, fifty-six thousand, five hundred fifty-five".

Divisors: 1 3 5 15 139 397 417 695 1191 1985 2085 5955 19321 55183 57963 96605 165549 275915 289815 827745 7670437 23011311 38352185 115056555