Base | Representation |
---|---|
bin | 1001111000011… |
… | …11010011111010 |
3 | 12202222202201110 |
4 | 10330033103322 |
5 | 132210301333 |
6 | 12120501150 |
7 | 2024432412 |
oct | 474172372 |
9 | 182882643 |
10 | 82900218 |
11 | 42882185 |
12 | 2391a7b6 |
13 | 142374ab |
14 | b01d642 |
15 | 7428063 |
hex | 4f0f4fa |
82900218 has 16 divisors (see below), whose sum is σ = 165987936. Its totient is φ = 27602160.
The previous prime is 82900201. The next prime is 82900243. The reversal of 82900218 is 81200928.
It is a super-2 number, since 2×829002182 = 13744892288895048, 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, 1696 + ... + 12987.
It is an arithmetic number, because the mean of its divisors is an integer number (10374246).
Almost surely, 282900218 is an apocalyptic number.
82900218 is an abundant number, since it is smaller than the sum of its proper divisors (83087718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82900218 is a wasteful number, since it uses less digits than its factorization.
82900218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15629.
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 82900218 is about 9104.9556835824. The cubic root of 82900218 is about 436.0321953893.
The spelling of 82900218 in words is "eighty-two million, nine hundred thousand, two hundred eighteen".
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