Search a number
-
+
12760375631 is a prime number
BaseRepresentation
bin10111110001001001…
…11110000101001111
31012221021220020121212
423320210332011033
5202113124010011
65510111045035
7631133255213
oct137044760517
935837806555
1012760375631
115458999093
12258151077b
131284852b33
148909d0943
154ea3bc08b
hex2f893e14f

12760375631 has 2 divisors, whose sum is σ = 12760375632. Its totient is φ = 12760375630.

The previous prime is 12760375613. The next prime is 12760375657. The reversal of 12760375631 is 13657306721.

It is a happy number.

Together with previous prime (12760375613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12760375631 - 230 = 11686633807 is a prime.

It is a super-2 number, since 2×127603756312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12760375931) by changing a digit.

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 as a sum of consecutive naturals, namely, 6380187815 + 6380187816.

It is an arithmetic number, because the mean of its divisors is an integer number (6380187816).

Almost surely, 212760375631 is an apocalyptic number.

12760375631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12760375631 is an equidigital number, since it uses as much as digits as its factorization.

12760375631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 12760375631 in words is "twelve billion, seven hundred sixty million, three hundred seventy-five thousand, six hundred thirty-one".