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52313344331325 = 3527111919710612281
BaseRepresentation
bin10111110010100001001100…
…10011100100111000111101
320212020002212220122102002120
423321100212103210320331
523324100212122100300
6303132230230513153
714006341303663560
oct1371204623447075
9225202786572076
1052313344331325
1115739a68083870
125a4a8152057b9
13232618660788c
14ccbd9d5984d7
1560abcbab73a0
hex2f94264e4e3d

52313344331325 has 384 divisors, whose sum is σ = 114242648002560. Its totient is φ = 20463528960000.

The previous prime is 52313344331323. The next prime is 52313344331333.

52313344331325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52313344331325 - 21 = 52313344331323 is a prime.

It is a super-2 number, since 2×523133443313252 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313344331323) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 22934389185 + ... + 22934391465.

It is an arithmetic number, because the mean of its divisors is an integer number (297506895840).

Almost surely, 252313344331325 is an apocalyptic number.

52313344331325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52313344331325 is an abundant number, since it is smaller than the sum of its proper divisors (61929303671235).

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

52313344331325 is a wasteful number, since it uses less digits than its factorization.

52313344331325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3589 (or 3584 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 42.

It can be divided in two parts, 5231334 and 4331325, that added together give a palindrome (9562659).

The spelling of 52313344331325 in words is "fifty-two trillion, three hundred thirteen billion, three hundred forty-four million, three hundred thirty-one thousand, three hundred twenty-five".