Base | Representation |
---|---|
bin | 11100111101101101… |
… | …11110100100001001 |
3 | 1111010201021122022021 |
4 | 32132312332210021 |
5 | 223321312122212 |
6 | 11051004524441 |
7 | 1060226534332 |
oct | 163666764411 |
9 | 44121248267 |
10 | 15550114057 |
11 | 665a6a7935 |
12 | 301b850721 |
13 | 160a7c942a |
14 | a77303289 |
15 | 61027b307 |
hex | 39edbe909 |
15550114057 has 2 divisors, whose sum is σ = 15550114058. Its totient is φ = 15550114056.
The previous prime is 15550114031. The next prime is 15550114093. The reversal of 15550114057 is 75041105551.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 14076398736 + 1473715321 = 118644^2 + 38389^2 .
It is a cyclic number.
It is not a de Polignac number, because 15550114057 - 223 = 15541725449 is a prime.
It is not a weakly prime, because it can be changed into another prime (15550114457) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7775057028 + 7775057029.
It is an arithmetic number, because the mean of its divisors is an integer number (7775057029).
Almost surely, 215550114057 is an apocalyptic number.
It is an amenable number.
15550114057 is a deficient number, since it is larger than the sum of its proper divisors (1).
15550114057 is an equidigital number, since it uses as much as digits as its factorization.
15550114057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17500, while the sum is 34.
The spelling of 15550114057 in words is "fifteen billion, five hundred fifty million, one hundred fourteen thousand, fifty-seven".
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