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252252404 = 22619101879
BaseRepresentation
bin11110000100100…
…01000011110100
3122120122202020122
433002101003310
51004034034104
641010351112
76152052515
oct1702210364
9576582218
10252252404
1111a431a68
127058b498
13403509a1
1425704a0c
151722b6be
hexf0910f4

252252404 has 12 divisors (see below), whose sum is σ = 442159200. Its totient is φ = 125921208.

The previous prime is 252252391. The next prime is 252252419. The reversal of 252252404 is 404252252.

It is a congruent number.

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, 48464 + ... + 53415.

It is an arithmetic number, because the mean of its divisors is an integer number (36846600).

Almost surely, 2252252404 is an apocalyptic number.

It is an amenable number.

252252404 is a deficient number, since it is larger than the sum of its proper divisors (189906796).

252252404 is a wasteful number, since it uses less digits than its factorization.

252252404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102502 (or 102500 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 252252404 is about 15882.4558554400. The cubic root of 252252404 is about 631.8467722586.

The spelling of 252252404 in words is "two hundred fifty-two million, two hundred fifty-two thousand, four hundred four".

Divisors: 1 2 4 619 1238 2476 101879 203758 407516 63063101 126126202 252252404