Base | Representation |
---|---|
bin | 1000001011100… |
… | …00001101000010 |
3 | 11210010002212100 |
4 | 10011300031002 |
5 | 120031221101 |
6 | 10450411230 |
7 | 1462143432 |
oct | 405601502 |
9 | 153102770 |
10 | 68617026 |
11 | 35806a95 |
12 | 1ab90b16 |
13 | 112a61ba |
14 | 91822c2 |
15 | 6055e86 |
hex | 4170342 |
68617026 has 48 divisors (see below), whose sum is σ = 153873720. Its totient is φ = 22083840.
The previous prime is 68617019. The next prime is 68617069. The reversal of 68617026 is 62071686.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 30239001 + 38378025 = 5499^2 + 6195^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80016 + ... + 80868.
Almost surely, 268617026 is an apocalyptic number.
68617026 is an abundant number, since it is smaller than the sum of its proper divisors (85256694).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68617026 is a wasteful number, since it uses less digits than its factorization.
68617026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1011 (or 1008 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 68617026 is about 8283.5394608826. The cubic root of 68617026 is about 409.3963474368.
The spelling of 68617026 in words is "sixty-eight million, six hundred seventeen thousand, twenty-six".
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