Base | Representation |
---|---|
bin | 111111110101001110… |
… | …010001000011101110 |
3 | 20112220120121001012021 |
4 | 333311032101003232 |
5 | 2110331344322441 |
6 | 51253005300354 |
7 | 4644311026210 |
oct | 776516210356 |
9 | 215816531167 |
10 | 68538667246 |
11 | 27081322155 |
12 | 113495646ba |
13 | 660377340a |
14 | 34628da5b0 |
15 | 1bb21a33d1 |
hex | ff53910ee |
68538667246 has 16 divisors (see below), whose sum is σ = 117510843744. Its totient is φ = 29369718144.
The previous prime is 68538667201. The next prime is 68538667273. The reversal of 68538667246 is 64276683586.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225255 + ... + 433378.
It is an arithmetic number, because the mean of its divisors is an integer number (7344427734).
Almost surely, 268538667246 is an apocalyptic number.
68538667246 is a deficient number, since it is larger than the sum of its proper divisors (48972176498).
68538667246 is a wasteful number, since it uses less digits than its factorization.
68538667246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 666075.
The product of its digits is 69672960, while the sum is 61.
The spelling of 68538667246 in words is "sixty-eight billion, five hundred thirty-eight million, six hundred sixty-seven thousand, two hundred forty-six".
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