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52238264 = 23134112251
BaseRepresentation
bin1100011101000…
…1011110111000
310122021222102112
43013101132320
5101333111024
65103351452
71203006101
oct307213670
9118258375
1052238264
112753a421
12155b2588
13aa90120
146d1b3a8
1548bd00e
hex31d17b8

52238264 has 32 divisors (see below), whose sum is σ = 108062640. Its totient is φ = 23520000.

The previous prime is 52238257. The next prime is 52238269. The reversal of 52238264 is 46283225.

It is a self number, because there is not a number n which added to its sum of digits gives 52238264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52238269) 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, 1862 + ... + 10389.

Almost surely, 252238264 is an apocalyptic number.

It is an amenable number.

52238264 is an abundant number, since it is smaller than the sum of its proper divisors (55824376).

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

52238264 is a wasteful number, since it uses less digits than its factorization.

52238264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12311 (or 12307 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 52238264 is about 7227.6043057157. The cubic root of 52238264 is about 373.8203260616.

The spelling of 52238264 in words is "fifty-two million, two hundred thirty-eight thousand, two hundred sixty-four".

Divisors: 1 2 4 8 13 26 41 52 82 104 164 328 533 1066 2132 4264 12251 24502 49004 98008 159263 318526 502291 637052 1004582 1274104 2009164 4018328 6529783 13059566 26119132 52238264