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52837902 = 23213349647
BaseRepresentation
bin1100100110001…
…1111000001110
310200102102222100
43021203320032
5102011303102
65124255530
71211054235
oct311437016
9120372870
1052837902
1127909997
12158415a6
13ac40040
147035b1c
15498aa1c
hex3263e0e

52837902 has 48 divisors (see below), whose sum is σ = 123832800. Its totient is φ = 16186176.

The previous prime is 52837849. The next prime is 52837907. The reversal of 52837902 is 20973825.

It is a happy number.

52837902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52837907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81343 + ... + 81989.

It is an arithmetic number, because the mean of its divisors is an integer number (2579850).

Almost surely, 252837902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52837902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61916400).

52837902 is an abundant number, since it is smaller than the sum of its proper divisors (70994898).

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

52837902 is a wasteful number, since it uses less digits than its factorization.

52837902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 1014 counting only the distinct ones).

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

The square root of 52837902 is about 7268.9684275006. The cubic root of 52837902 is about 375.2452369220.

The spelling of 52837902 in words is "fifty-two million, eight hundred thirty-seven thousand, nine hundred two".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 349 647 698 1047 1294 1941 2094 3141 3882 4537 5823 6282 8411 9074 11646 13611 16822 25233 27222 40833 50466 75699 81666 151398 225803 451606 677409 1354818 2032227 2935439 4064454 5870878 8806317 17612634 26418951 52837902