Base | Representation |
---|---|
bin | 1111100000111… |
… | …1011110110101 |
3 | 11112110011021211 |
4 | 3320033132311 |
5 | 113124401000 |
6 | 10242441421 |
7 | 1420062253 |
oct | 370173665 |
9 | 145404254 |
10 | 65075125 |
11 | 338079a5 |
12 | 19963271 |
13 | 10635cbb |
14 | 88dd5d3 |
15 | 5aa67ba |
hex | 3e0f7b5 |
65075125 has 16 divisors (see below), whose sum is σ = 83109312. Its totient is φ = 50845200.
The previous prime is 65075123. The next prime is 65075173. The reversal of 65075125 is 52157056.
It is not a de Polignac number, because 65075125 - 21 = 65075123 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65075123) 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 in 15 ways as a sum of consecutive naturals, for example, 679 + ... + 11428.
It is an arithmetic number, because the mean of its divisors is an integer number (5194332).
Almost surely, 265075125 is an apocalyptic number.
It is an amenable number.
65075125 is a deficient number, since it is larger than the sum of its proper divisors (18034187).
65075125 is a wasteful number, since it uses less digits than its factorization.
65075125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12165 (or 12155 counting only the distinct ones).
The product of its (nonzero) digits is 10500, while the sum is 31.
The square root of 65075125 is about 8066.9154575959. The cubic root of 65075125 is about 402.2274172578.
The spelling of 65075125 in words is "sixty-five million, seventy-five thousand, one hundred twenty-five".
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