Base | Representation |
---|---|
bin | 110000011100000… |
… | …111101111000010 |
3 | 2002122012022202020 |
4 | 300130013233002 |
5 | 3131021144312 |
6 | 212350302310 |
7 | 26065435566 |
oct | 6034075702 |
9 | 2078168666 |
10 | 812678082 |
11 | 387810087 |
12 | 1a81b7996 |
13 | cc4a1708 |
14 | 79d096a6 |
15 | 4b52d78c |
hex | 30707bc2 |
812678082 has 32 divisors (see below), whose sum is σ = 1683824640. Its totient is φ = 261210960.
The previous prime is 812678077. The next prime is 812678093. The reversal of 812678082 is 280876218.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44919 + ... + 60357.
It is an arithmetic number, because the mean of its divisors is an integer number (52619520).
Almost surely, 2812678082 is an apocalyptic number.
812678082 is an abundant number, since it is smaller than the sum of its proper divisors (871146558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
812678082 is a wasteful number, since it uses less digits than its factorization.
812678082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15758.
The product of its (nonzero) digits is 86016, while the sum is 42.
The square root of 812678082 is about 28507.5092212561. The cubic root of 812678082 is about 933.1959578705.
The spelling of 812678082 in words is "eight hundred twelve million, six hundred seventy-eight thousand, eighty-two".
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