Base | Representation |
---|---|
bin | 11101001011100101… |
… | …111010010011100001 |
3 | 2222212122120100011221 |
4 | 131023211322103201 |
5 | 1003132222003132 |
6 | 22221050535041 |
7 | 2156314052305 |
oct | 351345722341 |
9 | 88778510157 |
10 | 31333000417 |
11 | 12319730a74 |
12 | 60a5437481 |
13 | 2c545b5944 |
14 | 17334b9d05 |
15 | c35b86e97 |
hex | 74b97a4e1 |
31333000417 has 2 divisors, whose sum is σ = 31333000418. Its totient is φ = 31333000416.
The previous prime is 31333000397. The next prime is 31333000429. The reversal of 31333000417 is 71400033313.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30956291136 + 376709281 = 175944^2 + 19409^2 .
It is a cyclic number.
It is not a de Polignac number, because 31333000417 - 27 = 31333000289 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31333000391 and 31333000400.
It is not a weakly prime, because it can be changed into another prime (31336000417) by changing a digit.
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 as a sum of consecutive naturals, namely, 15666500208 + 15666500209.
It is an arithmetic number, because the mean of its divisors is an integer number (15666500209).
Almost surely, 231333000417 is an apocalyptic number.
It is an amenable number.
31333000417 is a deficient number, since it is larger than the sum of its proper divisors (1).
31333000417 is an equidigital number, since it uses as much as digits as its factorization.
31333000417 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2268, while the sum is 25.
The spelling of 31333000417 in words is "thirty-one billion, three hundred thirty-three million, four hundred seventeen", and thus it is an aban number.
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