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5280765 = 357192647
BaseRepresentation
bin10100001001001111111101
3100221021211220
4110021033331
52322441030
6305103553
762612550
oct24111775
910837756
105280765
112a87576
121927bb9
13112b819
149b6697
156e4a10
hex5093fd

5280765 has 32 divisors (see below), whose sum is σ = 10168320. Its totient is φ = 2286144.

The previous prime is 5280733. The next prime is 5280773. The reversal of 5280765 is 5670825.

It is a happy number.

It is not a de Polignac number, because 5280765 - 25 = 5280733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 672 + ... + 3318.

It is an arithmetic number, because the mean of its divisors is an integer number (317760).

Almost surely, 25280765 is an apocalyptic number.

It is an amenable number.

5280765 is a deficient number, since it is larger than the sum of its proper divisors (4887555).

5280765 is a wasteful number, since it uses less digits than its factorization.

5280765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5280765 is about 2297.9915143446. The cubic root of 5280765 is about 174.1401631896.

The spelling of 5280765 in words is "five million, two hundred eighty thousand, seven hundred sixty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 399 665 1995 2647 7941 13235 18529 39705 50293 55587 92645 150879 251465 277935 352051 754395 1056153 1760255 5280765