Base | Representation |
---|---|
bin | 11011100011010… |
… | …10100001101111 |
3 | 121002220021020011 |
4 | 31301222201233 |
5 | 433131414210 |
6 | 34533434051 |
7 | 5504341102 |
oct | 1561524157 |
9 | 532807204 |
10 | 231123055 |
11 | 109510199 |
12 | 6549b927 |
13 | 38b63507 |
14 | 229a4739 |
15 | 15455d8a |
hex | dc6a86f |
231123055 has 8 divisors (see below), whose sum is σ = 279892800. Its totient is φ = 183201696.
The previous prime is 231123043. The next prime is 231123107. The reversal of 231123055 is 550321132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231123055 - 217 = 230991983 is a prime.
It is a congruent 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, 211495 + ... + 212584.
It is an arithmetic number, because the mean of its divisors is an integer number (34986600).
Almost surely, 2231123055 is an apocalyptic number.
231123055 is a deficient number, since it is larger than the sum of its proper divisors (48769745).
231123055 is a wasteful number, since it uses less digits than its factorization.
231123055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 424193.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 231123055 is about 15202.7318268790. The cubic root of 231123055 is about 613.6881769975.
Adding to 231123055 its reverse (550321132), we get a palindrome (781444187).
The spelling of 231123055 in words is "two hundred thirty-one million, one hundred twenty-three thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •