Base | Representation |
---|---|
bin | 1101101101111… |
… | …0001101000101 |
3 | 11000020222210020 |
4 | 3123132031011 |
5 | 104212031003 |
6 | 5413045353 |
7 | 1266011301 |
oct | 333361505 |
9 | 130228706 |
10 | 57533253 |
11 | 2a526648 |
12 | 17326859 |
13 | bbc525b |
14 | 78d8d01 |
15 | 50b6d53 |
hex | 36de345 |
57533253 has 12 divisors (see below), whose sum is σ = 81490080. Its totient is φ = 36098752.
The previous prime is 57533239. The next prime is 57533263. The reversal of 57533253 is 35233575.
It is not a de Polignac number, because 57533253 - 28 = 57532997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57533213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32313 + ... + 34046.
It is an arithmetic number, because the mean of its divisors is an integer number (6790840).
Almost surely, 257533253 is an apocalyptic number.
It is an amenable number.
57533253 is a deficient number, since it is larger than the sum of its proper divisors (23956827).
57533253 is a wasteful number, since it uses less digits than its factorization.
57533253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66396 (or 66379 counting only the distinct ones).
The product of its digits is 47250, while the sum is 33.
The square root of 57533253 is about 7585.0677650236. The cubic root of 57533253 is about 386.0465213691.
Subtracting from 57533253 its product of digits (47250), we obtain a triangular number (57486003 = T10722).
The spelling of 57533253 in words is "fifty-seven million, five hundred thirty-three thousand, two hundred fifty-three".
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