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2313079925 = 521317418657
BaseRepresentation
bin1000100111011110…
…1100110001110101
312222012110122010212
42021313230301311
514214122024200
61021305155205
7111214566152
oct21167546165
95865418125
102313079925
11a87745202
1254678bb05
132ab2a4860
1417d2b5229
15d8107035
hex89decc75

2313079925 has 24 divisors (see below), whose sum is σ = 3270556296. Its totient is φ = 1607639040.

The previous prime is 2313079919. The next prime is 2313079943. The reversal of 2313079925 is 5299703132.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 309443281 + 2003636644 = 17591^2 + 44762^2 .

It is not a de Polignac number, because 2313079925 - 224 = 2296302709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203804 + ... + 214853.

It is an arithmetic number, because the mean of its divisors is an integer number (136273179).

Almost surely, 22313079925 is an apocalyptic number.

2313079925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2313079925 is a deficient number, since it is larger than the sum of its proper divisors (957476371).

2313079925 is a wasteful number, since it uses less digits than its factorization.

2313079925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418697 (or 418692 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 2313079925 is about 48094.4895492197. The cubic root of 2313079925 is about 1322.5036514682.

The spelling of 2313079925 in words is "two billion, three hundred thirteen million, seventy-nine thousand, nine hundred twenty-five".

Divisors: 1 5 13 17 25 65 85 221 325 425 1105 5525 418657 2093285 5442541 7117169 10466425 27212705 35585845 92523197 136063525 177929225 462615985 2313079925