Base | Representation |
---|---|
bin | 1100011101011… |
… | …1101001000101 |
3 | 10122100021000221 |
4 | 3013113221011 |
5 | 101334412433 |
6 | 5104104341 |
7 | 1203142462 |
oct | 307275105 |
9 | 118307027 |
10 | 52263493 |
11 | 27557377 |
12 | 156050b1 |
13 | aa9b759 |
14 | 6d26669 |
15 | 48c572d |
hex | 31d7a45 |
52263493 has 2 divisors, whose sum is σ = 52263494. Its totient is φ = 52263492.
The previous prime is 52263469. The next prime is 52263511. The reversal of 52263493 is 39436225.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30891364 + 21372129 = 5558^2 + 4623^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52263493 is a prime.
It is a super-2 number, since 2×522634932 = 5462945401122098, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52263403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26131746 + 26131747.
It is an arithmetic number, because the mean of its divisors is an integer number (26131747).
Almost surely, 252263493 is an apocalyptic number.
It is an amenable number.
52263493 is a deficient number, since it is larger than the sum of its proper divisors (1).
52263493 is an equidigital number, since it uses as much as digits as its factorization.
52263493 is an evil number, because the sum of its binary digits is even.
The product of its digits is 38880, while the sum is 34.
The square root of 52263493 is about 7229.3494174787. The cubic root of 52263493 is about 373.8804964834.
The spelling of 52263493 in words is "fifty-two million, two hundred sixty-three thousand, four hundred ninety-three".
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