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5256892039 = 72412616671
BaseRepresentation
bin1001110010101010…
…11100111010000111
3111120100202210012011
410321111130322013
541231231021124
62225345235051
7244161562600
oct47125347207
914510683164
105256892039
112258418883
121028632a87
1365a145309
1437c252da7
1520b79c994
hex13955ce87

5256892039 has 12 divisors (see below), whose sum is σ = 6264312768. Its totient is φ = 4396005600.

The previous prime is 5256892021. The next prime is 5256892139. The reversal of 5256892039 is 9302986525.

It is a happy number.

It is not a de Polignac number, because 5256892039 - 27 = 5256891911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a junction number, because it is equal to n+sod(n) for n = 5256891983 and 5256892001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256892009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1306327 + ... + 1310344.

It is an arithmetic number, because the mean of its divisors is an integer number (522026064).

Almost surely, 25256892039 is an apocalyptic number.

5256892039 is a deficient number, since it is larger than the sum of its proper divisors (1007420729).

5256892039 is a wasteful number, since it uses less digits than its factorization.

5256892039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616726 (or 2616719 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 5256892039 is about 72504.4277199676. The cubic root of 5256892039 is about 1738.7735267461.

The spelling of 5256892039 in words is "five billion, two hundred fifty-six million, eight hundred ninety-two thousand, thirty-nine".

Divisors: 1 7 41 49 287 2009 2616671 18316697 107283511 128216879 750984577 5256892039