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2312679631 is a prime number
BaseRepresentation
bin1000100111011000…
…1011000011001111
312222011201022001011
42021312023003033
514214021222011
61021252430051
7111211311133
oct21166130317
95864638034
102312679631
11a874a1489
12546618327
132ab1945b2
1417d20d3c3
15d8078621
hex89d8b0cf

2312679631 has 2 divisors, whose sum is σ = 2312679632. Its totient is φ = 2312679630.

The previous prime is 2312679599. The next prime is 2312679667. The reversal of 2312679631 is 1369762132.

It is a happy number.

2312679631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2312679631 - 25 = 2312679599 is a prime.

It is a super-2 number, since 2×23126796312 = 10696974151284592322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312679671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156339815 + 1156339816.

It is an arithmetic number, because the mean of its divisors is an integer number (1156339816).

Almost surely, 22312679631 is an apocalyptic number.

2312679631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312679631 is an equidigital number, since it uses as much as digits as its factorization.

2312679631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 2312679631 is about 48090.3278321119. The cubic root of 2312679631 is about 1322.4273576904.

The spelling of 2312679631 in words is "two billion, three hundred twelve million, six hundred seventy-nine thousand, six hundred thirty-one".