Base | Representation |
---|---|
bin | 1110100111110… |
… | …1001110100111 |
3 | 11021101220102012 |
4 | 3221331032213 |
5 | 111200032333 |
6 | 10030304435 |
7 | 1343204444 |
oct | 351751647 |
9 | 137356365 |
10 | 61330343 |
11 | 3168a438 |
12 | 1865811b |
13 | c924659 |
14 | 82069cb |
15 | 55b6e48 |
hex | 3a7d3a7 |
61330343 has 2 divisors, whose sum is σ = 61330344. Its totient is φ = 61330342.
The previous prime is 61330333. The next prime is 61330361. The reversal of 61330343 is 34303316.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 61330343 - 24 = 61330327 is a prime.
It is a super-2 number, since 2×613303432 = 7522821944995298, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61330333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30665171 + 30665172.
It is an arithmetic number, because the mean of its divisors is an integer number (30665172).
Almost surely, 261330343 is an apocalyptic number.
61330343 is a deficient number, since it is larger than the sum of its proper divisors (1).
61330343 is an equidigital number, since it uses as much as digits as its factorization.
61330343 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1944, while the sum is 23.
The square root of 61330343 is about 7831.3691650950. The cubic root of 61330343 is about 394.3590373896.
Adding to 61330343 its reverse (34303316), we get a palindrome (95633659).
The spelling of 61330343 in words is "sixty-one million, three hundred thirty thousand, three hundred forty-three".
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