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52764912 = 2433671823
BaseRepresentation
bin1100100101001…
…0000011110000
310200021201212000
43021102003300
5102001434122
65122534000
71210331364
oct311220360
9120251760
1052764912
112786a072
1215807300
13ac15a55
1470172a4
1549740ac
hex32520f0

52764912 has 80 divisors (see below), whose sum is σ = 153799680. Its totient is φ = 17316288.

The previous prime is 52764871. The next prime is 52764917. The reversal of 52764912 is 21946725.

52764912 is a `hidden beast` number, since 5 + 2 + 7 + 649 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52764917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28033 + ... + 29855.

It is an arithmetic number, because the mean of its divisors is an integer number (1922496).

Almost surely, 252764912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52764912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76899840).

52764912 is an abundant number, since it is smaller than the sum of its proper divisors (101034768).

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

52764912 is a wasteful number, since it uses less digits than its factorization.

52764912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907 (or 1895 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 52764912 is about 7263.9460350418. The cubic root of 52764912 is about 375.0723700326.

The spelling of 52764912 in words is "fifty-two million, seven hundred sixty-four thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 67 72 108 134 144 201 216 268 402 432 536 603 804 1072 1206 1608 1809 1823 2412 3216 3618 3646 4824 5469 7236 7292 9648 10938 14472 14584 16407 21876 28944 29168 32814 43752 49221 65628 87504 98442 122141 131256 196884 244282 262512 366423 393768 488564 732846 787536 977128 1099269 1465692 1954256 2198538 2931384 3297807 4397076 5862768 6595614 8794152 13191228 17588304 26382456 52764912