Search a number
-
+
3936013493 is a prime number
BaseRepresentation
bin1110101010011010…
…1100110010110101
3101011022022012110112
43222212230302311
531030104412433
61450322232405
7166352363666
oct35246546265
911138265415
103936013493
11173a860215
1291a1b5705
134a95aa089
14294a5936d
15180836348
hexea9accb5

3936013493 has 2 divisors, whose sum is σ = 3936013494. Its totient is φ = 3936013492.

The previous prime is 3936013447. The next prime is 3936013517. The reversal of 3936013493 is 3943106393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3655048849 + 280964644 = 60457^2 + 16762^2 .

It is a cyclic number.

It is not a de Polignac number, because 3936013493 - 212 = 3936009397 is a prime.

It is a super-2 number, since 2×39360134932 = 30984404434156122098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3936013493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3936013093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968006746 + 1968006747.

It is an arithmetic number, because the mean of its divisors is an integer number (1968006747).

Almost surely, 23936013493 is an apocalyptic number.

It is an amenable number.

3936013493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3936013493 is an equidigital number, since it uses as much as digits as its factorization.

3936013493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 41.

The square root of 3936013493 is about 62737.6561006227. The cubic root of 3936013493 is about 1578.8911587882.

The spelling of 3936013493 in words is "three billion, nine hundred thirty-six million, thirteen thousand, four hundred ninety-three".