Base | Representation |
---|---|
bin | 1000001000110… |
… | …01110000100011 |
3 | 11202110010011022 |
4 | 10010121300203 |
5 | 114433403242 |
6 | 10435040055 |
7 | 1456140224 |
oct | 404316043 |
9 | 152403138 |
10 | 68262947 |
11 | 35594a65 |
12 | 1aa4002b |
13 | 111b0c9c |
14 | 90cd24b |
15 | 5ed60d2 |
hex | 4119c23 |
68262947 has 2 divisors, whose sum is σ = 68262948. Its totient is φ = 68262946.
The previous prime is 68262937. The next prime is 68262967. The reversal of 68262947 is 74926286.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 68262947 - 212 = 68258851 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 68262898 and 68262907.
It is not a weakly prime, because it can be changed into another prime (68262907) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34131473 + 34131474.
It is an arithmetic number, because the mean of its divisors is an integer number (34131474).
Almost surely, 268262947 is an apocalyptic number.
68262947 is a deficient number, since it is larger than the sum of its proper divisors (1).
68262947 is an equidigital number, since it uses as much as digits as its factorization.
68262947 is an evil number, because the sum of its binary digits is even.
The product of its digits is 290304, while the sum is 44.
The square root of 68262947 is about 8262.1393718576. The cubic root of 68262947 is about 408.6909408510.
The spelling of 68262947 in words is "sixty-eight million, two hundred sixty-two thousand, nine hundred forty-seven".
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