Base | Representation |
---|---|
bin | 1000000111111… |
… | …01010010100111 |
3 | 11202020012012122 |
4 | 10003331102213 |
5 | 114421140333 |
6 | 10432340155 |
7 | 1455143246 |
oct | 403752247 |
9 | 152205178 |
10 | 68146343 |
11 | 355153a1 |
12 | 1a9a465b |
13 | 1116cba5 |
14 | 909c95d |
15 | 5eb1798 |
hex | 40fd4a7 |
68146343 has 2 divisors, whose sum is σ = 68146344. Its totient is φ = 68146342.
The previous prime is 68146327. The next prime is 68146349. The reversal of 68146343 is 34364186.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 68146343 - 24 = 68146327 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (68146349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34073171 + 34073172.
It is an arithmetic number, because the mean of its divisors is an integer number (34073172).
Almost surely, 268146343 is an apocalyptic number.
68146343 is a deficient number, since it is larger than the sum of its proper divisors (1).
68146343 is an equidigital number, since it uses as much as digits as its factorization.
68146343 is an evil number, because the sum of its binary digits is even.
The product of its digits is 41472, while the sum is 35.
The square root of 68146343 is about 8255.0798300198. The cubic root of 68146343 is about 408.4581051255.
The spelling of 68146343 in words is "sixty-eight million, one hundred forty-six thousand, three hundred forty-three".
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