Base | Representation |
---|---|
bin | 10011101100110… |
… | …00110000011101 |
3 | 102111221200022002 |
4 | 21312120300131 |
5 | 314301032000 |
6 | 24221532045 |
7 | 4044422423 |
oct | 1166306035 |
9 | 374850262 |
10 | 165252125 |
11 | 8530a405 |
12 | 47414025 |
13 | 2830c22c |
14 | 17d39113 |
15 | e7938d5 |
hex | 9d98c1d |
165252125 has 32 divisors (see below), whose sum is σ = 217002240. Its totient is φ = 125400000.
The previous prime is 165252107. The next prime is 165252133. The reversal of 165252125 is 521252561.
165252125 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 165252125 - 28 = 165251869 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 658250 + ... + 658500.
It is an arithmetic number, because the mean of its divisors is an integer number (6781320).
Almost surely, 2165252125 is an apocalyptic number.
It is an amenable number.
165252125 is a deficient number, since it is larger than the sum of its proper divisors (51750115).
165252125 is a wasteful number, since it uses less digits than its factorization.
165252125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 518 (or 508 counting only the distinct ones).
The product of its digits is 6000, while the sum is 29.
The square root of 165252125 is about 12855.0427848374. The cubic root of 165252125 is about 548.7598780918.
The spelling of 165252125 in words is "one hundred sixty-five million, two hundred fifty-two thousand, one hundred twenty-five".
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