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252253232 = 24711204751
BaseRepresentation
bin11110000100100…
…01010000110000
3122120122210101022
433002101100300
51004034100412
641010355012
76152055110
oct1702212060
9576583338
10252253232
1111a432650
127058ba68
134035118a
1425705040
151722ba72
hexf091430

252253232 has 40 divisors (see below), whose sum is σ = 609341952. Its totient is φ = 98280000.

The previous prime is 252253189. The next prime is 252253237. The reversal of 252253232 is 232352252.

It is not an unprimeable number, because it can be changed into a prime (252253237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101144 + ... + 103607.

Almost surely, 2252253232 is an apocalyptic number.

252253232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

252253232 is an abundant number, since it is smaller than the sum of its proper divisors (357088720).

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

252253232 is a wasteful number, since it uses less digits than its factorization.

252253232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204777 (or 204771 counting only the distinct ones).

The product of its digits is 7200, while the sum is 26.

The square root of 252253232 is about 15882.4819219164. The cubic root of 252253232 is about 631.8474635881.

The spelling of 252253232 in words is "two hundred fifty-two million, two hundred fifty-three thousand, two hundred thirty-two".

Divisors: 1 2 4 7 8 11 14 16 22 28 44 56 77 88 112 154 176 308 616 1232 204751 409502 819004 1433257 1638008 2252261 2866514 3276016 4504522 5733028 9009044 11466056 15765827 18018088 22932112 31531654 36036176 63063308 126126616 252253232