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252362404 = 2279012943
BaseRepresentation
bin11110000101010…
…11111010100100
3122120212100010201
433002223322210
51004101044104
641013000244
76153021310
oct1702537244
9576770121
10252362404
1111a4a7678
1270623084
134038ba88
1425732b40
151724e0a4
hexf0abea4

252362404 has 12 divisors (see below), whose sum is σ = 504724864. Its totient is φ = 108155304.

The previous prime is 252362377. The next prime is 252362431. The reversal of 252362404 is 404263252.

252362404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (252362377) and next prime (252362431).

252362404 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 9012943 = 252362404 / (2 + 5 + 2 + 3 + 6 + 2 + 4 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4506444 + ... + 4506499.

Almost surely, 2252362404 is an apocalyptic number.

It is an amenable number.

252362404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252362404 is a wasteful number, since it uses less digits than its factorization.

252362404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9012954 (or 9012952 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 252362404 is about 15885.9184185240. The cubic root of 252362404 is about 631.9386022981.

The spelling of 252362404 in words is "two hundred fifty-two million, three hundred sixty-two thousand, four hundred four".

Divisors: 1 2 4 7 14 28 9012943 18025886 36051772 63090601 126181202 252362404