Base | Representation |
---|---|
bin | 111110111101110000… |
… | …011011100001010001 |
3 | 20110111201120021101212 |
4 | 332331300123201101 |
5 | 2101430133131042 |
6 | 51020404105505 |
7 | 4612251234023 |
oct | 767560334121 |
9 | 213451507355 |
10 | 67608098897 |
11 | 267440113a9 |
12 | 11129995295 |
13 | 64b5a36161 |
14 | 33b50a4013 |
15 | 1b5a639482 |
hex | fbdc1b851 |
67608098897 has 2 divisors, whose sum is σ = 67608098898. Its totient is φ = 67608098896.
The previous prime is 67608098849. The next prime is 67608098911. The reversal of 67608098897 is 79889080676.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 51751245121 + 15856853776 = 227489^2 + 125924^2 .
It is a cyclic number.
It is not a de Polignac number, because 67608098897 - 28 = 67608098641 is a prime.
It is not a weakly prime, because it can be changed into another prime (67608097897) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33804049448 + 33804049449.
It is an arithmetic number, because the mean of its divisors is an integer number (33804049449).
Almost surely, 267608098897 is an apocalyptic number.
It is an amenable number.
67608098897 is a deficient number, since it is larger than the sum of its proper divisors (1).
67608098897 is an equidigital number, since it uses as much as digits as its factorization.
67608098897 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 73156608, while the sum is 68.
The spelling of 67608098897 in words is "sixty-seven billion, six hundred eight million, ninety-eight thousand, eight hundred ninety-seven".
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