Search a number
-
+
115237360631 is a prime number
BaseRepresentation
bin110101101010010101…
…1101001001111110111
3102000110002102110111202
41223110223221033313
53342001231020011
6124534520323115
711216455255301
oct1532453511767
9360402373452
10115237360631
1144965538728
121a40091349b
13ab36594173
1458129d0971
152ee6cd823b
hex1ad4ae93f7

115237360631 has 2 divisors, whose sum is σ = 115237360632. Its totient is φ = 115237360630.

The previous prime is 115237360627. The next prime is 115237360643. The reversal of 115237360631 is 136063732511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115237360631 - 22 = 115237360627 is a prime.

It is a super-2 number, since 2×1152373606312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115237360331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57618680315 + 57618680316.

It is an arithmetic number, because the mean of its divisors is an integer number (57618680316).

Almost surely, 2115237360631 is an apocalyptic number.

115237360631 is a deficient number, since it is larger than the sum of its proper divisors (1).

115237360631 is an equidigital number, since it uses as much as digits as its factorization.

115237360631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 115237360631 in words is "one hundred fifteen billion, two hundred thirty-seven million, three hundred sixty thousand, six hundred thirty-one".