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2315052506 = 213139640579
BaseRepresentation
bin1000100111111100…
…1110010111011010
312222100011212000102
42021333032113122
514220123140011
61021415335402
7111240423134
oct21177162732
95870155012
102315052506
11a88872238
12547381562
132ab815670
1417d66a054
15d839673b
hex89fce5da

2315052506 has 16 divisors (see below), whose sum is σ = 3766610400. Its totient is φ = 1060797168.

The previous prime is 2315052497. The next prime is 2315052521. The reversal of 2315052506 is 6052505132.

It is a happy 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, 316676 + ... + 323903.

It is an arithmetic number, because the mean of its divisors is an integer number (235413150).

Almost surely, 22315052506 is an apocalyptic number.

2315052506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2315052506 is a deficient number, since it is larger than the sum of its proper divisors (1451557894).

2315052506 is a wasteful number, since it uses less digits than its factorization.

2315052506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640733.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 2315052506 is about 48114.9925283170. The cubic root of 2315052506 is about 1322.8794857723.

Adding to 2315052506 its reverse (6052505132), we get a palindrome (8367557638).

The spelling of 2315052506 in words is "two billion, three hundred fifteen million, fifty-two thousand, five hundred six".

Divisors: 1 2 13 26 139 278 1807 3614 640579 1281158 8327527 16655054 89040481 178080962 1157526253 2315052506