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252284 = 22591069
BaseRepresentation
bin111101100101111100
3110211001212
4331211330
531033114
65223552
72100344
oct754574
9424055
10252284
111625aa
12101bb8
138aaa6
1467d24
154eb3e
hex3d97c

252284 has 12 divisors (see below), whose sum is σ = 449400. Its totient is φ = 123888.

The previous prime is 252283. The next prime is 252289. The reversal of 252284 is 482252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252283) 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, 299 + ... + 770.

It is an arithmetic number, because the mean of its divisors is an integer number (37450).

2252284 is an apocalyptic number.

It is an amenable number.

252284 is a deficient number, since it is larger than the sum of its proper divisors (197116).

252284 is a wasteful number, since it uses less digits than its factorization.

252284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132 (or 1130 counting only the distinct ones).

The product of its digits is 1280, while the sum is 23.

The square root of 252284 is about 502.2788070385. The cubic root of 252284 is about 63.1873151918.

The spelling of 252284 in words is "two hundred fifty-two thousand, two hundred eighty-four".

Divisors: 1 2 4 59 118 236 1069 2138 4276 63071 126142 252284