Base | Representation |
---|---|
bin | 1001001011001001110… |
… | …01001100000011101001 |
3 | 1010010122121001201022201 |
4 | 10211210321030003221 |
5 | 20131040140411201 |
6 | 400451300420201 |
7 | 31526402026321 |
oct | 4454471140351 |
9 | 1103577051281 |
10 | 315225325801 |
11 | 111760529991 |
12 | 511143a7661 |
13 | 2395825b529 |
14 | 1138525c281 |
15 | 82ee181801 |
hex | 4964e4c0e9 |
315225325801 has 2 divisors, whose sum is σ = 315225325802. Its totient is φ = 315225325800.
The previous prime is 315225325769. The next prime is 315225325817. The reversal of 315225325801 is 108523522513.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 265120980201 + 50104345600 = 514899^2 + 223840^2 .
It is a cyclic number.
It is not a de Polignac number, because 315225325801 - 25 = 315225325769 is a prime.
It is not a weakly prime, because it can be changed into another prime (315225325201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157612662900 + 157612662901.
It is an arithmetic number, because the mean of its divisors is an integer number (157612662901).
Almost surely, 2315225325801 is an apocalyptic number.
It is an amenable number.
315225325801 is a deficient number, since it is larger than the sum of its proper divisors (1).
315225325801 is an equidigital number, since it uses as much as digits as its factorization.
315225325801 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72000, while the sum is 37.
The spelling of 315225325801 in words is "three hundred fifteen billion, two hundred twenty-five million, three hundred twenty-five thousand, eight hundred one".
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