Base | Representation |
---|---|
bin | 1011110010100101010… |
… | …00011011110110001101 |
3 | 1102201200001001202102221 |
4 | 11321102220123312031 |
5 | 23114132443213412 |
6 | 510034555015341 |
7 | 41161040604604 |
oct | 5712250336615 |
9 | 1381601052387 |
10 | 405113257357 |
11 | 146897966326 |
12 | 6661b73a551 |
13 | 2c281aa2b03 |
14 | 15871306a3b |
15 | a810772b07 |
hex | 5e52a1bd8d |
405113257357 has 2 divisors, whose sum is σ = 405113257358. Its totient is φ = 405113257356.
The previous prime is 405113257337. The next prime is 405113257379. The reversal of 405113257357 is 753752311504.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 404641020996 + 472236361 = 636114^2 + 21731^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-405113257357 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (405113257337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202556628678 + 202556628679.
It is an arithmetic number, because the mean of its divisors is an integer number (202556628679).
Almost surely, 2405113257357 is an apocalyptic number.
It is an amenable number.
405113257357 is a deficient number, since it is larger than the sum of its proper divisors (1).
405113257357 is an equidigital number, since it uses as much as digits as its factorization.
405113257357 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 441000, while the sum is 43.
The spelling of 405113257357 in words is "four hundred five billion, one hundred thirteen million, two hundred fifty-seven thousand, three hundred fifty-seven".
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