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2315055315 = 35541285281
BaseRepresentation
bin1000100111111100…
…1111000011010011
312222100011222212110
42021333033003103
514220123232230
61021415400403
7111240434256
oct21177170323
95870158773
102315055315
11a88874361
12547383103
132ab816a21
1417d66b09d
15d83974b0
hex89fcf0d3

2315055315 has 16 divisors (see below), whose sum is σ = 3710948256. Its totient is φ = 1232409600.

The previous prime is 2315055307. The next prime is 2315055319. The reversal of 2315055315 is 5135505132.

It is not a de Polignac number, because 2315055315 - 23 = 2315055307 is a prime.

It is a super-2 number, since 2×23150553152 = 10718962223019498450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2315055319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134526 + ... + 150755.

It is an arithmetic number, because the mean of its divisors is an integer number (231934266).

Almost surely, 22315055315 is an apocalyptic number.

2315055315 is a deficient number, since it is larger than the sum of its proper divisors (1395892941).

2315055315 is a wasteful number, since it uses less digits than its factorization.

2315055315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285830.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 2315055315 is about 48115.0217187938. The cubic root of 2315055315 is about 1322.8800208166.

The spelling of 2315055315 in words is "two billion, three hundred fifteen million, fifty-five thousand, three hundred fifteen".

Divisors: 1 3 5 15 541 1623 2705 8115 285281 855843 1426405 4279215 154337021 463011063 771685105 2315055315