Base | Representation |
---|---|
bin | 110001100101010… |
… | …100110110110010 |
3 | 2010222022021211110 |
4 | 301211110312302 |
5 | 3200424241323 |
6 | 214313454150 |
7 | 26420523060 |
oct | 6145246662 |
9 | 2128267743 |
10 | 831868338 |
11 | 397627aa4 |
12 | 1b2711356 |
13 | 1034603b2 |
14 | 7c6a3030 |
15 | 4d06e793 |
hex | 31954db2 |
831868338 has 32 divisors (see below), whose sum is σ = 1906744320. Its totient is φ = 237010320.
The previous prime is 831868319. The next prime is 831868339. The reversal of 831868338 is 833868138.
It is a happy number.
831868338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (831868339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12508 + ... + 42663.
It is an arithmetic number, because the mean of its divisors is an integer number (59585760).
Almost surely, 2831868338 is an apocalyptic number.
831868338 is an abundant number, since it is smaller than the sum of its proper divisors (1074875982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
831868338 is a wasteful number, since it uses less digits than its factorization.
831868338 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55542.
The product of its digits is 663552, while the sum is 48.
The square root of 831868338 is about 28842.1278341249. The cubic root of 831868338 is about 940.4842600628.
The spelling of 831868338 in words is "eight hundred thirty-one million, eight hundred sixty-eight thousand, three hundred thirty-eight".
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