Base | Representation |
---|---|
bin | 1110101111011010001… |
… | …0011101010100111101 |
3 | 220012200000212222000201 |
4 | 3223312202131110331 |
5 | 13122121022100300 |
6 | 312201104523501 |
7 | 24203426204446 |
oct | 3536642352475 |
9 | 805600788021 |
10 | 253244331325 |
11 | 98444906407 |
12 | 410b7020591 |
13 | 1ab5b27c87b |
14 | c38565a2cd |
15 | 68c2a7266a |
hex | 3af689d53d |
253244331325 has 24 divisors (see below), whose sum is σ = 317629212840. Its totient is φ = 200269977600.
The previous prime is 253244331299. The next prime is 253244331337. The reversal of 253244331325 is 523133442352.
It can be written as a sum of positive squares in 12 ways, for example, as 40218698116 + 213025633209 = 200546^2 + 461547^2 .
It is not a de Polignac number, because 253244331325 - 25 = 253244331293 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11017845 + ... + 11040805.
It is an arithmetic number, because the mean of its divisors is an integer number (13234550535).
Almost surely, 2253244331325 is an apocalyptic number.
253244331325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
253244331325 is a deficient number, since it is larger than the sum of its proper divisors (64384881515).
253244331325 is a wasteful number, since it uses less digits than its factorization.
253244331325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28017 (or 28012 counting only the distinct ones).
The product of its digits is 259200, while the sum is 37.
Adding to 253244331325 its reverse (523133442352), we get a palindrome (776377773677).
The spelling of 253244331325 in words is "two hundred fifty-three billion, two hundred forty-four million, three hundred thirty-one thousand, three hundred twenty-five".
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