Base | Representation |
---|---|
bin | 1100011011110… |
… | …1001011110101 |
3 | 10122010202101022 |
4 | 3012331023311 |
5 | 101322431000 |
6 | 5101510525 |
7 | 1202211521 |
oct | 306751365 |
9 | 118122338 |
10 | 52155125 |
11 | 27492a10 |
12 | 15572445 |
13 | aa61329 |
14 | 6cd8d81 |
15 | 48a3585 |
hex | 31bd2f5 |
52155125 has 32 divisors (see below), whose sum is σ = 72019584. Its totient is φ = 37392000.
The previous prime is 52155121. The next prime is 52155143.
52155125 = 832 + 842 + ... + 5392.
52155125 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 52155125 - 22 = 52155121 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 52155094 and 52155103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52155121) 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, 113897 + ... + 114353.
It is an arithmetic number, because the mean of its divisors is an integer number (2250612).
Almost surely, 252155125 is an apocalyptic number.
52155125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
52155125 is a deficient number, since it is larger than the sum of its proper divisors (19864459).
52155125 is a wasteful number, since it uses less digits than its factorization.
52155125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 566 (or 556 counting only the distinct ones).
The product of its digits is 2500, while the sum is 26.
The square root of 52155125 is about 7221.8505246232. The cubic root of 52155125 is about 373.6219047762.
The spelling of 52155125 in words is "fifty-two million, one hundred fifty-five thousand, one hundred twenty-five".
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