Base | Representation |
---|---|
bin | 10011101011110… |
… | …00100010011001 |
3 | 102111200222021020 |
4 | 21311320202121 |
5 | 314232321103 |
6 | 24215033053 |
7 | 4043332602 |
oct | 1165704231 |
9 | 374628236 |
10 | 165120153 |
11 | 8522a240 |
12 | 4736b789 |
13 | 28294143 |
14 | 17d02da9 |
15 | e769753 |
hex | 9d78899 |
165120153 has 32 divisors (see below), whose sum is σ = 245348352. Its totient is φ = 97944000.
The previous prime is 165120143. The next prime is 165120157. The reversal of 165120153 is 351021561.
165120153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 165120153 - 25 = 165120121 is a prime.
It is not an unprimeable number, because it can be changed into a prime (165120157) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 356400 + ... + 356862.
It is an arithmetic number, because the mean of its divisors is an integer number (7667136).
Almost surely, 2165120153 is an apocalyptic number.
It is an amenable number.
165120153 is a deficient number, since it is larger than the sum of its proper divisors (80228199).
165120153 is a wasteful number, since it uses less digits than its factorization.
165120153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685.
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 165120153 is about 12849.9086767183. The cubic root of 165120153 is about 548.6137574779.
The spelling of 165120153 in words is "one hundred sixty-five million, one hundred twenty thousand, one hundred fifty-three".
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