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52351344315325 = 5211190368524783
BaseRepresentation
bin10111110011100111111110…
…10010000000101110111101
320212100201222012022121102101
423321303333102000232331
523330211023121042300
6303201513042225101
714012155054345126
oct1371637722005675
9225321865277371
1052351344315325
1115754098084220
125a5605b355191
132329931208703
14ccdb662a504d
1560bba2bd6b6a
hex2f9cff480bbd

52351344315325 has 12 divisors (see below), whose sum is σ = 70817091219648. Its totient is φ = 38073704956400.

The previous prime is 52351344315293. The next prime is 52351344315329.

52351344315325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52351344315325 - 25 = 52351344315293 is a prime.

It is a super-2 number, since 2×523513443153252 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52351344315329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95184262117 + ... + 95184262666.

It is an arithmetic number, because the mean of its divisors is an integer number (5901424268304).

Almost surely, 252351344315325 is an apocalyptic number.

52351344315325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52351344315325 is a deficient number, since it is larger than the sum of its proper divisors (18465746904323).

52351344315325 is a wasteful number, since it uses less digits than its factorization.

52351344315325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190368524804 (or 190368524799 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 46.

The spelling of 52351344315325 in words is "fifty-two trillion, three hundred fifty-one billion, three hundred forty-four million, three hundred fifteen thousand, three hundred twenty-five".

Divisors: 1 5 11 25 55 275 190368524783 951842623915 2094053772613 4759213119575 10470268863065 52351344315325