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5211253256 = 231159218787
BaseRepresentation
bin1001101101001110…
…10110101000001000
3111110011220002112212
410312213112220020
541133040101011
62221035124252
7243065631116
oct46647265010
914404802485
105211253256
112234686780
1210152a3688
13650856011
14376172ab6
1520778508b
hex1369d6a08

5211253256 has 16 divisors (see below), whose sum is σ = 10659381840. Its totient is φ = 2368751440.

The previous prime is 5211253247. The next prime is 5211253259. The reversal of 5211253256 is 6523521125.

It is not an unprimeable number, because it can be changed into a prime (5211253259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29609306 + ... + 29609481.

It is an arithmetic number, because the mean of its divisors is an integer number (666211365).

Almost surely, 25211253256 is an apocalyptic number.

It is an amenable number.

5211253256 is an abundant number, since it is smaller than the sum of its proper divisors (5448128584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5211253256 is a wasteful number, since it uses less digits than its factorization.

5211253256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59218804 (or 59218800 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 5211253256 is about 72189.0106318129. The cubic root of 5211253256 is about 1733.7270551692.

The spelling of 5211253256 in words is "five billion, two hundred eleven million, two hundred fifty-three thousand, two hundred fifty-six".

Divisors: 1 2 4 8 11 22 44 88 59218787 118437574 236875148 473750296 651406657 1302813314 2605626628 5211253256