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15005132497 is a prime number
BaseRepresentation
bin11011111100110000…
…00010011011010001
31102201201210201011001
431332120002123101
5221212303214442
610520540022001
71040561343655
oct157630023321
942651721131
1015005132497
116400008153
122aa9231901
131551925234
14a24b9ca65
155cc4ca2b7
hex37e6026d1

15005132497 has 2 divisors, whose sum is σ = 15005132498. Its totient is φ = 15005132496.

The previous prime is 15005132491. The next prime is 15005132521. The reversal of 15005132497 is 79423150051.

15005132497 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 can be written as a sum of positive squares in only one way, i.e., 8979647121 + 6025485376 = 94761^2 + 77624^2 .

It is a cyclic number.

It is not a de Polignac number, because 15005132497 - 27 = 15005132369 is a prime.

It is not a weakly prime, because it can be changed into another prime (15005132491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7502566248 + 7502566249.

It is an arithmetic number, because the mean of its divisors is an integer number (7502566249).

Almost surely, 215005132497 is an apocalyptic number.

It is an amenable number.

15005132497 is a deficient number, since it is larger than the sum of its proper divisors (1).

15005132497 is an equidigital number, since it uses as much as digits as its factorization.

15005132497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 15005132497 in words is "fifteen billion, five million, one hundred thirty-two thousand, four hundred ninety-seven".