Base | Representation |
---|---|
bin | 1000001010101… |
… | …10001110101100 |
3 | 11202220200220222 |
4 | 10011112032230 |
5 | 120014320021 |
6 | 10444230512 |
7 | 1461221315 |
oct | 405261654 |
9 | 152820828 |
10 | 68510636 |
11 | 35744067 |
12 | 1ab3b438 |
13 | 1126994c |
14 | 915560c |
15 | 60346ab |
hex | 41563ac |
68510636 has 6 divisors (see below), whose sum is σ = 119893620. Its totient is φ = 34255316.
The previous prime is 68510627. The next prime is 68510641. The reversal of 68510636 is 63601586.
It is a junction number, because it is equal to n+sod(n) for n = 68510596 and 68510605.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8563826 + ... + 8563833.
It is an arithmetic number, because the mean of its divisors is an integer number (19982270).
Almost surely, 268510636 is an apocalyptic number.
It is an amenable number.
68510636 is a deficient number, since it is larger than the sum of its proper divisors (51382984).
68510636 is a wasteful number, since it uses less digits than its factorization.
68510636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17127663 (or 17127661 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 68510636 is about 8277.1151979419. The cubic root of 68510636 is about 409.1846496982.
The spelling of 68510636 in words is "sixty-eight million, five hundred ten thousand, six hundred thirty-six".
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