Base | Representation |
---|---|
bin | 11011101101111… |
… | …01111111010101 |
3 | 121012111220112212 |
4 | 31312331333111 |
5 | 434010412433 |
6 | 35023323205 |
7 | 5522221622 |
oct | 1566757725 |
9 | 535456485 |
10 | 232513493 |
11 | 10a27a913 |
12 | 65a50505 |
13 | 3922c364 |
14 | 22c47349 |
15 | 1562cd48 |
hex | ddbdfd5 |
232513493 has 2 divisors, whose sum is σ = 232513494. Its totient is φ = 232513492.
The previous prime is 232513483. The next prime is 232513499. The reversal of 232513493 is 394315232.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 138462289 + 94051204 = 11767^2 + 9698^2 .
It is a cyclic number.
It is not a de Polignac number, because 232513493 - 26 = 232513429 is a prime.
It is a super-2 number, since 2×2325134932 = 108125048854122098, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (232513499) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116256746 + 116256747.
It is an arithmetic number, because the mean of its divisors is an integer number (116256747).
Almost surely, 2232513493 is an apocalyptic number.
It is an amenable number.
232513493 is a deficient number, since it is larger than the sum of its proper divisors (1).
232513493 is an equidigital number, since it uses as much as digits as its factorization.
232513493 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 19440, while the sum is 32.
The square root of 232513493 is about 15248.3931284578. The cubic root of 232513493 is about 614.9163682078.
The spelling of 232513493 in words is "two hundred thirty-two million, five hundred thirteen thousand, four hundred ninety-three".
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