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14904125681 is a prime number
BaseRepresentation
bin11011110000101101…
…01110100011110001
31102110200202000211212
431320112232203301
5221010424010211
610502531045505
71035223656314
oct157026564361
942420660755
1014904125681
116358a99245
122a7b440895
131536a1b3a3
14a155c897b
155c36c738b
hex3785ae8f1

14904125681 has 2 divisors, whose sum is σ = 14904125682. Its totient is φ = 14904125680.

The previous prime is 14904125653. The next prime is 14904125693. The reversal of 14904125681 is 18652140941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11964859456 + 2939266225 = 109384^2 + 54215^2 .

It is a cyclic number.

It is not a de Polignac number, because 14904125681 - 26 = 14904125617 is a prime.

It is a super-2 number, since 2×149041256812 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14903125681) 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, 7452062840 + 7452062841.

It is an arithmetic number, because the mean of its divisors is an integer number (7452062841).

Almost surely, 214904125681 is an apocalyptic number.

It is an amenable number.

14904125681 is a deficient number, since it is larger than the sum of its proper divisors (1).

14904125681 is an equidigital number, since it uses as much as digits as its factorization.

14904125681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 14904125681 in words is "fourteen billion, nine hundred four million, one hundred twenty-five thousand, six hundred eighty-one".