Base | Representation |
---|---|
bin | 1100101011010… |
… | …1100000011111 |
3 | 10201001102121210 |
4 | 3022311200133 |
5 | 102103003010 |
6 | 5135355503 |
7 | 1213646103 |
oct | 312654037 |
9 | 121042553 |
10 | 53172255 |
11 | 28018114 |
12 | 15982b93 |
13 | b029296 |
14 | 70c1903 |
15 | 4a04b20 |
hex | 32b581f |
53172255 has 16 divisors (see below), whose sum is σ = 86275584. Its totient is φ = 27958560.
The previous prime is 53172247. The next prime is 53172313. The reversal of 53172255 is 55227135.
It is not a de Polignac number, because 53172255 - 23 = 53172247 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23899 + ... + 26028.
It is an arithmetic number, because the mean of its divisors is an integer number (5392224).
Almost surely, 253172255 is an apocalyptic number.
53172255 is a deficient number, since it is larger than the sum of its proper divisors (33103329).
53172255 is a wasteful number, since it uses less digits than its factorization.
53172255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50006.
The product of its digits is 10500, while the sum is 30.
The square root of 53172255 is about 7291.9308142631. The cubic root of 53172255 is about 376.0350781179.
The spelling of 53172255 in words is "fifty-three million, one hundred seventy-two thousand, two hundred fifty-five".
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