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252426936 = 23310517789
BaseRepresentation
bin11110000101110…
…11101010111000
3122120222121122210
433002323222320
51004110130221
641014215120
76153410406
oct1702735270
9576877583
10252426936
1111a541103
12706544a0
13403b2268
142574c476
1517263276
hexf0bbab8

252426936 has 16 divisors (see below), whose sum is σ = 631067400. Its totient is φ = 84142304.

The previous prime is 252426833. The next prime is 252426943. The reversal of 252426936 is 639624252.

It is a junction number, because it is equal to n+sod(n) for n = 252426894 and 252426903.

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, 5258871 + ... + 5258918.

Almost surely, 2252426936 is an apocalyptic number.

It is an amenable number.

252426936 is an abundant number, since it is smaller than the sum of its proper divisors (378640464).

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

252426936 is a wasteful number, since it uses less digits than its factorization.

252426936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10517798 (or 10517794 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 252426936 is about 15887.9493956898. The cubic root of 252426936 is about 631.9924623894.

The spelling of 252426936 in words is "two hundred fifty-two million, four hundred twenty-six thousand, nine hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 10517789 21035578 31553367 42071156 63106734 84142312 126213468 252426936