Base | Representation |
---|---|
bin | 101111111110111… |
… | …000001011100010 |
3 | 2002002202212010110 |
4 | 233332320023202 |
5 | 3122040342234 |
6 | 211514112150 |
7 | 25643330220 |
oct | 5776701342 |
9 | 2062685113 |
10 | 805012194 |
11 | 383454638 |
12 | 1a571b656 |
13 | caa1939c |
14 | 78cb1b10 |
15 | 4aa171e9 |
hex | 2ffb82e2 |
805012194 has 16 divisors (see below), whose sum is σ = 1840027968. Its totient is φ = 230003472.
The previous prime is 805012171. The next prime is 805012207. The reversal of 805012194 is 491210508.
It is a happy number.
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, 9583437 + ... + 9583520.
It is an arithmetic number, because the mean of its divisors is an integer number (115001748).
Almost surely, 2805012194 is an apocalyptic number.
805012194 is an abundant number, since it is smaller than the sum of its proper divisors (1035015774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
805012194 is a wasteful number, since it uses less digits than its factorization.
805012194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19166969.
The product of its (nonzero) digits is 2880, while the sum is 30.
The square root of 805012194 is about 28372.7368084223. The cubic root of 805012194 is about 930.2524438983.
The spelling of 805012194 in words is "eight hundred five million, twelve thousand, one hundred ninety-four".
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