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52300000325 = 528713240101
BaseRepresentation
bin110000101101010100…
…101010110001000101
311222222212200021221002
4300231110222301011
51324102300002300
640005402303045
73531020445026
oct605524526105
9158885607832
1052300000325
11201a8a94371
12a1771b7a85
134c16415071
142761d9cc4d
1515617665d5
hexc2d52ac45

52300000325 has 12 divisors (see below), whose sum is σ = 64859713668. Its totient is φ = 41835024000.

The previous prime is 52300000289. The next prime is 52300000331.

52300000325 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 14552561956 + 37747438369 = 120634^2 + 194287^2 .

It is a de Polignac number, because none of the positive numbers 2k-52300000325 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52300000297 and 52300000306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97775 + ... + 337875.

It is an arithmetic number, because the mean of its divisors is an integer number (5404976139).

Almost surely, 252300000325 is an apocalyptic number.

It is an amenable number.

52300000325 is a deficient number, since it is larger than the sum of its proper divisors (12559713343).

52300000325 is a wasteful number, since it uses less digits than its factorization.

52300000325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248824 (or 248819 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

It can be divided in two parts, 52300000 and 325, that added together give a palindrome (52300325).

The spelling of 52300000325 in words is "fifty-two billion, three hundred million, three hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 25 8713 43565 217825 240101 1200505 6002525 2092000013 10460000065 52300000325