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13254217937 is a prime number
BaseRepresentation
bin11000101100000001…
…10101000011010001
31021012201011000220122
430112000311003101
5204121034433222
610031111520025
7646310664542
oct142600650321
937181130818
1013254217937
11569172a124
12269a989015
131332c6020c
148da4224c9
1552891aa42
hex3160350d1

13254217937 has 2 divisors, whose sum is σ = 13254217938. Its totient is φ = 13254217936.

The previous prime is 13254217919. The next prime is 13254217973. The reversal of 13254217937 is 73971245231.

Together with next prime (13254217973) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10000200001 + 3254017936 = 100001^2 + 57044^2 .

It is a cyclic number.

It is not a de Polignac number, because 13254217937 - 220 = 13253169361 is a prime.

It is not a weakly prime, because it can be changed into another prime (13254217037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6627108968 + 6627108969.

It is an arithmetic number, because the mean of its divisors is an integer number (6627108969).

Almost surely, 213254217937 is an apocalyptic number.

It is an amenable number.

13254217937 is a deficient number, since it is larger than the sum of its proper divisors (1).

13254217937 is an equidigital number, since it uses as much as digits as its factorization.

13254217937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 44.

The spelling of 13254217937 in words is "thirteen billion, two hundred fifty-four million, two hundred seventeen thousand, nine hundred thirty-seven".