Base | Representation |
---|---|
bin | 11100101111101110… |
… | …00000111010000001 |
3 | 1110211112022112100221 |
4 | 32113313000322001 |
5 | 223101231330022 |
6 | 11031211543041 |
7 | 1054302433204 |
oct | 162767007201 |
9 | 43745275327 |
10 | 15432683137 |
11 | 65aa390293 |
12 | 2ba845aa81 |
13 | 15bc391991 |
14 | a6589593b |
15 | 604cd1cc7 |
hex | 397dc0e81 |
15432683137 has 2 divisors, whose sum is σ = 15432683138. Its totient is φ = 15432683136.
The previous prime is 15432683107. The next prime is 15432683171. The reversal of 15432683137 is 73138623451.
15432683137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10901239281 + 4531443856 = 104409^2 + 67316^2 .
It is an emirp because it is prime and its reverse (73138623451) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 15432683137 - 27 = 15432683009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 15432683093 and 15432683102.
It is not a weakly prime, because it can be changed into another prime (15432683107) 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, 7716341568 + 7716341569.
It is an arithmetic number, because the mean of its divisors is an integer number (7716341569).
Almost surely, 215432683137 is an apocalyptic number.
It is an amenable number.
15432683137 is a deficient number, since it is larger than the sum of its proper divisors (1).
15432683137 is an equidigital number, since it uses as much as digits as its factorization.
15432683137 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 362880, while the sum is 43.
The spelling of 15432683137 in words is "fifteen billion, four hundred thirty-two million, six hundred eighty-three thousand, one hundred thirty-seven".
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