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52531236200 = 23525327118287
BaseRepresentation
bin110000111011000110…
…110000110101101000
312000120222210021220202
4300323012300311220
51330040444024300
640044342411332
73536526066062
oct607306606550
9160528707822
1052531236200
11203075712a3
12a220730b48
134c522b7a21
142784992732
151576be0ad5
hexc3b1b0d68

52531236200 has 96 divisors (see below), whose sum is σ = 124905576960. Its totient is φ = 20538835200.

The previous prime is 52531236133. The next prime is 52531236229. The reversal of 52531236200 is 263213525.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2863457 + ... + 2881743.

It is an arithmetic number, because the mean of its divisors is an integer number (1301099760).

Almost surely, 252531236200 is an apocalyptic number.

52531236200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52531236200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62452788480).

52531236200 is an abundant number, since it is smaller than the sum of its proper divisors (72374340760).

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

52531236200 is a wasteful number, since it uses less digits than its factorization.

52531236200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18627 (or 18618 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 52531236200 its reverse (263213525), we get a palindrome (52794449725).

The spelling of 52531236200 in words is "fifty-two billion, five hundred thirty-one million, two hundred thirty-six thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 53 100 106 200 212 265 271 424 530 542 1060 1084 1325 1355 2120 2168 2650 2710 5300 5420 6775 10600 10840 13550 14363 18287 27100 28726 36574 54200 57452 71815 73148 91435 114904 143630 146296 182870 287260 359075 365740 457175 574520 718150 731480 914350 969211 1436300 1828700 1938422 2872600 3657400 3876844 4846055 4955777 7753688 9692110 9911554 19384220 19823108 24230275 24778885 38768440 39646216 48460550 49557770 96921100 99115540 123894425 193842200 198231080 247788850 262656181 495577700 525312362 991155400 1050624724 1313280905 2101249448 2626561810 5253123620 6566404525 10506247240 13132809050 26265618100 52531236200