Base | Representation |
---|---|
bin | 1000001101100… |
… | …10001100101001 |
3 | 11210121211122212 |
4 | 10012302030221 |
5 | 120113343322 |
6 | 10500254505 |
7 | 1464350501 |
oct | 406621451 |
9 | 153554585 |
10 | 68887337 |
11 | 35981092 |
12 | 1b0a1435 |
13 | 1136c24c |
14 | 9212a01 |
15 | 60ab0e2 |
hex | 41b2329 |
68887337 has 2 divisors, whose sum is σ = 68887338. Its totient is φ = 68887336.
The previous prime is 68887309. The next prime is 68887367. The reversal of 68887337 is 73378886.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 66275881 + 2611456 = 8141^2 + 1616^2 .
It is a cyclic number.
It is not a de Polignac number, because 68887337 - 210 = 68886313 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (68887307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34443668 + 34443669.
It is an arithmetic number, because the mean of its divisors is an integer number (34443669).
Almost surely, 268887337 is an apocalyptic number.
It is an amenable number.
68887337 is a deficient number, since it is larger than the sum of its proper divisors (1).
68887337 is an equidigital number, since it uses as much as digits as its factorization.
68887337 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1354752, while the sum is 50.
The square root of 68887337 is about 8299.8395767629. The cubic root of 68887337 is about 409.9332371958.
The spelling of 68887337 in words is "sixty-eight million, eight hundred eighty-seven thousand, three hundred thirty-seven".
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