Base | Representation |
---|---|
bin | 110000110110101101… |
… | …010101010110100101 |
3 | 12000101211222010120202 |
4 | 300312231111112211 |
5 | 1324413102224112 |
6 | 40033145240245 |
7 | 3534642030353 |
oct | 606655252645 |
9 | 160354863522 |
10 | 52457461157 |
11 | 20279961a92 |
12 | a1bba93085 |
13 | 4c3cc26b5a |
14 | 2778c6a7d3 |
15 | 15704bb6c2 |
hex | c36b555a5 |
52457461157 has 2 divisors, whose sum is σ = 52457461158. Its totient is φ = 52457461156.
The previous prime is 52457461129. The next prime is 52457461169. The reversal of 52457461157 is 75116475425.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 41107968001 + 11349493156 = 202751^2 + 106534^2 .
It is a cyclic number.
It is not a de Polignac number, because 52457461157 - 214 = 52457444773 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52457461957) 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, 26228730578 + 26228730579.
It is an arithmetic number, because the mean of its divisors is an integer number (26228730579).
Almost surely, 252457461157 is an apocalyptic number.
It is an amenable number.
52457461157 is a deficient number, since it is larger than the sum of its proper divisors (1).
52457461157 is an equidigital number, since it uses as much as digits as its factorization.
52457461157 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1176000, while the sum is 47.
The spelling of 52457461157 in words is "fifty-two billion, four hundred fifty-seven million, four hundred sixty-one thousand, one hundred fifty-seven".
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