Base | Representation |
---|---|
bin | 1100100001000… |
… | …0101101100101 |
3 | 10122210010200201 |
4 | 3020100231211 |
5 | 101414403003 |
6 | 5113110501 |
7 | 1205135134 |
oct | 310205545 |
9 | 118703621 |
10 | 52497253 |
11 | 276a6a66 |
12 | 156b8431 |
13 | ab50c83 |
14 | 6d8791b |
15 | 491eb1d |
hex | 3210b65 |
52497253 has 2 divisors, whose sum is σ = 52497254. Its totient is φ = 52497252.
The previous prime is 52497239. The next prime is 52497257. The reversal of 52497253 is 35279425.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 52085089 + 412164 = 7217^2 + 642^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52497253 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52497257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26248626 + 26248627.
It is an arithmetic number, because the mean of its divisors is an integer number (26248627).
Almost surely, 252497253 is an apocalyptic number.
It is an amenable number.
52497253 is a deficient number, since it is larger than the sum of its proper divisors (1).
52497253 is an equidigital number, since it uses as much as digits as its factorization.
52497253 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 75600, while the sum is 37.
The square root of 52497253 is about 7245.4988096059. The cubic root of 52497253 is about 374.4370884748.
The spelling of 52497253 in words is "fifty-two million, four hundred ninety-seven thousand, two hundred fifty-three".
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