Base | Representation |
---|---|
bin | 110001101110111… |
… | …010010110101111 |
3 | 2011011000221212120 |
4 | 301232322112233 |
5 | 3202100144411 |
6 | 214443404023 |
7 | 26451060225 |
oct | 6156722657 |
9 | 2134027776 |
10 | 834381231 |
11 | 398a93a72 |
12 | 1b3523613 |
13 | 103b30108 |
14 | 7cb58b15 |
15 | 4d3b9106 |
hex | 31bba5af |
834381231 has 8 divisors (see below), whose sum is σ = 1115492400. Its totient is φ = 554762112.
The previous prime is 834381227. The next prime is 834381239. The reversal of 834381231 is 132183438.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 834381231 - 22 = 834381227 is a prime.
It is a super-2 number, since 2×8343812312 = 1392384077290150722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 834381192 and 834381201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (834381239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371706 + ... + 373943.
It is an arithmetic number, because the mean of its divisors is an integer number (139436550).
Almost surely, 2834381231 is an apocalyptic number.
834381231 is a deficient number, since it is larger than the sum of its proper divisors (281111169).
834381231 is a wasteful number, since it uses less digits than its factorization.
834381231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 746025.
The product of its digits is 13824, while the sum is 33.
The square root of 834381231 is about 28885.6578772234. The cubic root of 834381231 is about 941.4303074453.
The spelling of 834381231 in words is "eight hundred thirty-four million, three hundred eighty-one thousand, two hundred thirty-one".
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