Base | Representation |
---|---|
bin | 1001111000001… |
… | …11101011010010 |
3 | 12202221011211020 |
4 | 10330013223102 |
5 | 132203301241 |
6 | 12120100310 |
7 | 2024242266 |
oct | 474075322 |
9 | 182834736 |
10 | 82868946 |
11 | 42860736 |
12 | 23904696 |
13 | 142261a4 |
14 | b0120a6 |
15 | 741db66 |
hex | 4f07ad2 |
82868946 has 16 divisors (see below), whose sum is σ = 167836800. Its totient is φ = 27273168.
The previous prime is 82868939. The next prime is 82868963. The reversal of 82868946 is 64986828.
It is a happy number.
It is a super-2 number, since 2×828689462 = 13734524422301832, which contains 22 as substring.
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, 86941 + ... + 87888.
It is an arithmetic number, because the mean of its divisors is an integer number (10489800).
Almost surely, 282868946 is an apocalyptic number.
82868946 is an abundant number, since it is smaller than the sum of its proper divisors (84967854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82868946 is a wasteful number, since it uses less digits than its factorization.
82868946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174913.
The product of its digits is 1327104, while the sum is 51.
The square root of 82868946 is about 9103.2382150529. The cubic root of 82868946 is about 435.9773611397.
The spelling of 82868946 in words is "eighty-two million, eight hundred sixty-eight thousand, nine hundred forty-six".
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