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5247255 = 351371379
BaseRepresentation
bin10100000001000100010111
3100212120212210
4110001010113
52320403010
6304244503
762413056
oct24010427
910776783
105247255
112a64382
121910733
1311194b0
149a839d
156d9b20
hex501117

5247255 has 32 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 2540160.

The previous prime is 5247241. The next prime is 5247257. The reversal of 5247255 is 5527425.

It is not a de Polignac number, because 5247255 - 25 = 5247223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5247257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13656 + ... + 14034.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

Almost surely, 25247255 is an apocalyptic number.

5247255 is a deficient number, since it is larger than the sum of its proper divisors (3945705).

5247255 is a wasteful number, since it uses less digits than its factorization.

5247255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its digits is 14000, while the sum is 30.

The square root of 5247255 is about 2290.6887610498. The cubic root of 5247255 is about 173.7710358742.

The spelling of 5247255 in words is "five million, two hundred forty-seven thousand, two hundred fifty-five".

Divisors: 1 3 5 13 15 39 65 71 195 213 355 379 923 1065 1137 1895 2769 4615 4927 5685 13845 14781 24635 26909 73905 80727 134545 349817 403635 1049451 1749085 5247255