Base | Representation |
---|---|
bin | 110001011111111… |
… | …111111011010110 |
3 | 2010212200100021022 |
4 | 301133333323112 |
5 | 3200100100034 |
6 | 214223521142 |
7 | 26402615600 |
oct | 6137777326 |
9 | 2125610238 |
10 | 830471894 |
11 | 39686390a |
12 | 1b21591b2 |
13 | 1030918b5 |
14 | 7c41c170 |
15 | 4cd95b2e |
hex | 317ffed6 |
830471894 has 24 divisors (see below), whose sum is σ = 1463453568. Its totient is φ = 352388400.
The previous prime is 830471849. The next prime is 830471899. The reversal of 830471894 is 498174038.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830471899) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32054 + ... + 51849.
It is an arithmetic number, because the mean of its divisors is an integer number (60977232).
Almost surely, 2830471894 is an apocalyptic number.
830471894 is a deficient number, since it is larger than the sum of its proper divisors (632981674).
830471894 is a wasteful number, since it uses less digits than its factorization.
830471894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84020 (or 84013 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 44.
The square root of 830471894 is about 28817.9092579597. The cubic root of 830471894 is about 939.9577067134.
The spelling of 830471894 in words is "eight hundred thirty million, four hundred seventy-one thousand, eight hundred ninety-four".
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