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52112021125 = 5312722714461
BaseRepresentation
bin110000100010000111…
…100101011010000101
311222111202221221221111
4300202013211122011
51323211134134000
635535005245021
73523245604513
oct604207453205
9158452857844
1052112021125
112011197185a
12a124263771
134bb64a9378
1427450294b3
15154eed3cba
hexc221e5685

52112021125 has 32 divisors (see below), whose sum is σ = 65841205248. Its totient is φ = 41176296000.

The previous prime is 52112021089. The next prime is 52112021141.

It is a happy number.

52112021125 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52112021125 - 211 = 52112019077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52112021096 and 52112021105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3596395 + ... + 3610855.

It is an arithmetic number, because the mean of its divisors is an integer number (2057537664).

Almost surely, 252112021125 is an apocalyptic number.

It is an amenable number.

52112021125 is a deficient number, since it is larger than the sum of its proper divisors (13729184123).

52112021125 is a wasteful number, since it uses less digits than its factorization.

52112021125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14830 (or 14820 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

It can be divided in two parts, 521120 and 21125, that added together give a palindrome (542245).

The spelling of 52112021125 in words is "fifty-two billion, one hundred twelve million, twenty-one thousand, one hundred twenty-five".

Divisors: 1 5 25 125 127 227 635 1135 3175 5675 14461 15875 28375 28829 72305 144145 361525 720725 1807625 1836547 3282647 3603625 9182735 16413235 45913675 82066175 229568375 410330875 416896169 2084480845 10422404225 52112021125