Base | Representation |
---|---|
bin | 11011101000110… |
… | …01010010011010 |
3 | 121011020122010222 |
4 | 31310121102122 |
5 | 433322320444 |
6 | 35001040042 |
7 | 5513412041 |
oct | 1564312232 |
9 | 534218128 |
10 | 231838874 |
11 | 109959a83 |
12 | 65786022 |
13 | 39054287 |
14 | 22b0d558 |
15 | 15547eee |
hex | dd1949a |
231838874 has 32 divisors (see below), whose sum is σ = 376012800. Its totient is φ = 106861680.
The previous prime is 231838861. The next prime is 231838879. The reversal of 231838874 is 478838132.
It is a happy number.
231838874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (231838879) 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, 483767 + ... + 484245.
It is an arithmetic number, because the mean of its divisors is an integer number (11750400).
Almost surely, 2231838874 is an apocalyptic number.
231838874 is a deficient number, since it is larger than the sum of its proper divisors (144173926).
231838874 is a wasteful number, since it uses less digits than its factorization.
231838874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 818.
The product of its digits is 258048, while the sum is 44.
The square root of 231838874 is about 15226.2560729813. The cubic root of 231838874 is about 614.3210821584.
The spelling of 231838874 in words is "two hundred thirty-one million, eight hundred thirty-eight thousand, eight hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.101 sec. • engine limits •