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252598252 = 2263149563
BaseRepresentation
bin11110000111001…
…01011111101100
3122121022022122211
433003211133230
51004131121002
641022020204
76155023024
oct1703453754
9577268584
10252598252
1111a648895
1270717664
134044222a
1425794a84
1517298dd7
hexf0e57ec

252598252 has 6 divisors (see below), whose sum is σ = 442046948. Its totient is φ = 126299124.

The previous prime is 252598249. The next prime is 252598267. The reversal of 252598252 is 252895252.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31574778 + ... + 31574785.

Almost surely, 2252598252 is an apocalyptic number.

It is an amenable number.

252598252 is a deficient number, since it is larger than the sum of its proper divisors (189448696).

252598252 is a wasteful number, since it uses less digits than its factorization.

252598252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63149567 (or 63149565 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 252598252 is about 15893.3398629741. The cubic root of 252598252 is about 632.1354026769.

Subtracting from 252598252 its product of digits (144000), we obtain a palindrome (252454252).

The spelling of 252598252 in words is "two hundred fifty-two million, five hundred ninety-eight thousand, two hundred fifty-two".

Divisors: 1 2 4 63149563 126299126 252598252