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252283252 = 221341911579
BaseRepresentation
bin11110000100110…
…00100101110100
3122120201022120011
433002120211310
51004041031002
641011150004
76152241454
oct1702304564
9576638504
10252283252
1111a453161
12705a5304
1340361a40
1425711d64
15172358d7
hexf098974

252283252 has 24 divisors (see below), whose sum is σ = 476632800. Its totient is φ = 116150496.

The previous prime is 252283183. The next prime is 252283271. The reversal of 252283252 is 252382252.

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 7 ways as a sum of consecutive naturals, for example, 15999 + ... + 27577.

It is an arithmetic number, because the mean of its divisors is an integer number (19859700).

Almost surely, 2252283252 is an apocalyptic number.

It is an amenable number.

252283252 is a deficient number, since it is larger than the sum of its proper divisors (224349548).

252283252 is a wasteful number, since it uses less digits than its factorization.

252283252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015 (or 12013 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 252283252 is about 15883.4269601997. The cubic root of 252283252 is about 631.8725274341.

The spelling of 252283252 in words is "two hundred fifty-two million, two hundred eighty-three thousand, two hundred fifty-two".

Divisors: 1 2 4 13 26 52 419 838 1676 5447 10894 11579 21788 23158 46316 150527 301054 602108 4851601 9703202 19406404 63070813 126141626 252283252