Base | Representation |
---|---|
bin | 10011100110000100010 |
3 | 1012121202211 |
4 | 2130300202 |
5 | 131021312 |
6 | 21432334 |
7 | 5312650 |
oct | 2346042 |
9 | 1177684 |
10 | 642082 |
11 | 3a9451 |
12 | 26b6aa |
13 | 19633c |
14 | 129dd0 |
15 | ca3a7 |
hex | 9cc22 |
642082 has 8 divisors (see below), whose sum is σ = 1100736. Its totient is φ = 275172.
The previous prime is 642079. The next prime is 642113. The reversal of 642082 is 280246.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22918 + ... + 22945.
It is an arithmetic number, because the mean of its divisors is an integer number (137592).
2642082 is an apocalyptic number.
642082 is a deficient number, since it is larger than the sum of its proper divisors (458654).
642082 is a wasteful number, since it uses less digits than its factorization.
642082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45872.
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 642082 is about 801.3001934356. The cubic root of 642082 is about 86.2707350554.
The spelling of 642082 in words is "six hundred forty-two thousand, eighty-two".
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