Base | Representation |
---|---|
bin | 1000000111100… |
… | …10011110001010 |
3 | 11202010221102021 |
4 | 10003302132022 |
5 | 114413231101 |
6 | 10431355054 |
7 | 1454600116 |
oct | 403623612 |
9 | 152127367 |
10 | 68102026 |
11 | 35495073 |
12 | 1a982a8a |
13 | 11155975 |
14 | 908a746 |
15 | 5ea35a1 |
hex | 40f278a |
68102026 has 4 divisors (see below), whose sum is σ = 102153042. Its totient is φ = 34051012.
The previous prime is 68102003. The next prime is 68102033. The reversal of 68102026 is 62020186.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62020186 = 2 ⋅31010093.
It can be written as a sum of positive squares in only one way, i.e., 61074225 + 7027801 = 7815^2 + 2651^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17025505 + ... + 17025508.
Almost surely, 268102026 is an apocalyptic number.
68102026 is a deficient number, since it is larger than the sum of its proper divisors (34051016).
68102026 is a wasteful number, since it uses less digits than its factorization.
68102026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34051015.
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 68102026 is about 8252.3951674650. The cubic root of 68102026 is about 408.3695429595.
It can be divided in two parts, 6810 and 2026, that added together give a square (8836 = 942).
The spelling of 68102026 in words is "sixty-eight million, one hundred two thousand, twenty-six".
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