Base | Representation |
---|---|
bin | 1000001001110… |
… | …10110101100001 |
3 | 11202201000000022 |
4 | 10010322311201 |
5 | 120002222213 |
6 | 10442003225 |
7 | 1460243225 |
oct | 404726541 |
9 | 152630008 |
10 | 68398433 |
11 | 35677834 |
12 | 1aaa6515 |
13 | 1122a85c |
14 | 9126785 |
15 | 6011308 |
hex | 413ad61 |
68398433 has 2 divisors, whose sum is σ = 68398434. Its totient is φ = 68398432.
The previous prime is 68398427. The next prime is 68398439. The reversal of 68398433 is 33489386.
It is a balanced prime because it is at equal distance from previous prime (68398427) and next prime (68398439).
It can be written as a sum of positive squares in only one way, i.e., 66716224 + 1682209 = 8168^2 + 1297^2 .
It is a cyclic number.
It is not a de Polignac number, because 68398433 - 24 = 68398417 is a prime.
It is not a weakly prime, because it can be changed into another prime (68398439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34199216 + 34199217.
It is an arithmetic number, because the mean of its divisors is an integer number (34199217).
Almost surely, 268398433 is an apocalyptic number.
It is an amenable number.
68398433 is a deficient number, since it is larger than the sum of its proper divisors (1).
68398433 is an equidigital number, since it uses as much as digits as its factorization.
68398433 is an evil number, because the sum of its binary digits is even.
The product of its digits is 373248, while the sum is 44.
The square root of 68398433 is about 8270.3345156046. The cubic root of 68398433 is about 408.9611475061.
The spelling of 68398433 in words is "sixty-eight million, three hundred ninety-eight thousand, four hundred thirty-three".
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