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502560253 = 1357016781
BaseRepresentation
bin11101111101000…
…111010111111101
31022000122201001201
4131331013113331
52012123412003
6121511335501
715311456146
oct3575072775
91260581051
10502560253
11238755a58
12120381591
1380170540
144aa60acd
152e1c1b1d
hex1df475fd

502560253 has 8 divisors (see below), whose sum is σ = 541393496. Its totient is φ = 463752000.

The previous prime is 502560229. The next prime is 502560259. The reversal of 502560253 is 352065205.

It can be written as a sum of positive squares in 4 ways, for example, as 61434244 + 441126009 = 7838^2 + 21003^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 502560253 - 29 = 502559741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502560259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70723 + ... + 77503.

It is an arithmetic number, because the mean of its divisors is an integer number (67674187).

Almost surely, 2502560253 is an apocalyptic number.

It is an amenable number.

502560253 is a deficient number, since it is larger than the sum of its proper divisors (38833243).

502560253 is a wasteful number, since it uses less digits than its factorization.

502560253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12495.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 502560253 is about 22417.8556735474. The cubic root of 502560253 is about 795.0529363640.

The spelling of 502560253 in words is "five hundred two million, five hundred sixty thousand, two hundred fifty-three".

Divisors: 1 13 5701 6781 74113 88153 38658481 502560253