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52107872200 = 2352534915837
BaseRepresentation
bin110000100001110111…
…110000011111001000
311222111111011011200121
4300201313300133020
51323204103402300
635534340313024
73523165414516
oct604167603710
9158444134617
1052107872200
112010a59869a
12a1229a2774
134bb5685a97
1427446694b6
15154e96481a
hexc21df07c8

52107872200 has 48 divisors (see below), whose sum is σ = 123436692180. Its totient is φ = 20449877760.

The previous prime is 52107872189. The next prime is 52107872207. The reversal of 52107872200 is 227870125.

It can be written as a sum of positive squares in 6 ways, for example, as 9746823076 + 42361049124 = 98726^2 + 205818^2 .

It is a super-3 number, since 3×521078722003 (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (52107872207) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2447319 + ... + 2468518.

Almost surely, 252107872200 is an apocalyptic number.

52107872200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52107872200 is an abundant number, since it is smaller than the sum of its proper divisors (71328819980).

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

52107872200 is a wasteful number, since it uses less digits than its factorization.

52107872200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4915906 (or 4915897 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 34.

The spelling of 52107872200 in words is "fifty-two billion, one hundred seven million, eight hundred seventy-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 53 100 106 200 212 265 424 530 1060 1325 2120 2650 5300 10600 4915837 9831674 19663348 24579185 39326696 49158370 98316740 122895925 196633480 245791850 260539361 491583700 521078722 983167400 1042157444 1302696805 2084314888 2605393610 5210787220 6513484025 10421574440 13026968050 26053936100 52107872200