Search a number
-
+
10612486831 is a prime number
BaseRepresentation
bin10011110001000110…
…11011001010101111
31000101121021012002211
421320203123022233
5133213244034311
64513022231251
7523662435562
oct117043331257
930347235084
1010612486831
114556521481
122082125527
13100186880b
1472963a4d9
15421a45821
hex2788db2af

10612486831 has 2 divisors, whose sum is σ = 10612486832. Its totient is φ = 10612486830.

The previous prime is 10612486813. The next prime is 10612486877. The reversal of 10612486831 is 13868421601.

Together with previous prime (10612486813) 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 10612486831 - 25 = 10612486799 is a prime.

It is a super-2 number, since 2×106124868312 (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 (10612483831) 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, 5306243415 + 5306243416.

It is an arithmetic number, because the mean of its divisors is an integer number (5306243416).

Almost surely, 210612486831 is an apocalyptic number.

10612486831 is a deficient number, since it is larger than the sum of its proper divisors (1).

10612486831 is an equidigital number, since it uses as much as digits as its factorization.

10612486831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 10612486831 in words is "ten billion, six hundred twelve million, four hundred eighty-six thousand, eight hundred thirty-one".