Base | Representation |
---|---|
bin | 10011101011000… |
… | …01010110000001 |
3 | 102111112010221201 |
4 | 21311201112001 |
5 | 314221301103 |
6 | 24213021201 |
7 | 4042455616 |
oct | 1165412601 |
9 | 374463851 |
10 | 165025153 |
11 | 85174927 |
12 | 47324801 |
13 | 2825cb27 |
14 | 17cba50d |
15 | e74b51d |
hex | 9d61581 |
165025153 has 2 divisors, whose sum is σ = 165025154. Its totient is φ = 165025152.
The previous prime is 165025139. The next prime is 165025247. The reversal of 165025153 is 351520561.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 115068529 + 49956624 = 10727^2 + 7068^2 .
It is a cyclic number.
It is not a de Polignac number, because 165025153 - 213 = 165016961 is a prime.
It is a super-2 number, since 2×1650251532 = 54466602245346818, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (165025753) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82512576 + 82512577.
It is an arithmetic number, because the mean of its divisors is an integer number (82512577).
Almost surely, 2165025153 is an apocalyptic number.
It is an amenable number.
165025153 is a deficient number, since it is larger than the sum of its proper divisors (1).
165025153 is an equidigital number, since it uses as much as digits as its factorization.
165025153 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4500, while the sum is 28.
The square root of 165025153 is about 12846.2116205518. The cubic root of 165025153 is about 548.5085244007.
The spelling of 165025153 in words is "one hundred sixty-five million, twenty-five thousand, one hundred fifty-three".
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