Base | Representation |
---|---|
bin | 100111000110101… |
… | …0001111100111111 |
3 | 10101102221210122220 |
4 | 1032031101330333 |
5 | 10141344314010 |
6 | 334110540423 |
7 | 44341462560 |
oct | 11615217477 |
9 | 3342853586 |
10 | 1312104255 |
11 | 613715390 |
12 | 307507713 |
13 | 17bab5567 |
14 | c6392167 |
15 | 7a2d1970 |
hex | 4e351f3f |
1312104255 has 64 divisors (see below), whose sum is σ = 2649120768. Its totient is φ = 538680960.
The previous prime is 1312104247. The next prime is 1312104271. The reversal of 1312104255 is 5524012131.
It is a happy number.
It is not a de Polignac number, because 1312104255 - 23 = 1312104247 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 (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89022 + ... + 102708.
It is an arithmetic number, because the mean of its divisors is an integer number (41392512).
Almost surely, 21312104255 is an apocalyptic number.
1312104255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1312104255 is an abundant number, since it is smaller than the sum of its proper divisors (1337016513).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312104255 is a wasteful number, since it uses less digits than its factorization.
1312104255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13796.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 1312104255 is about 36222.9796538054. The cubic root of 1312104255 is about 1094.7697311925.
Adding to 1312104255 its reverse (5524012131), we get a palindrome (6836116386).
The spelling of 1312104255 in words is "one billion, three hundred twelve million, one hundred four thousand, two hundred fifty-five".
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