Base | Representation |
---|---|
bin | 1110010101010… |
… | …01010111111111 |
3 | 22101020101111200 |
4 | 13022221113333 |
5 | 221234401143 |
6 | 15532550543 |
7 | 2656643634 |
oct | 712512777 |
9 | 271211450 |
10 | 120231423 |
11 | 6195a714 |
12 | 34322453 |
13 | 1bba8370 |
14 | 11d7a18b |
15 | a84e1d3 |
hex | 72a95ff |
120231423 has 24 divisors (see below), whose sum is σ = 193065600. Its totient is φ = 71599680.
The previous prime is 120231421. The next prime is 120231437. The reversal of 120231423 is 324132021.
120231423 is a `hidden beast` number, since 12 + 0 + 231 + 423 = 666.
It is not a de Polignac number, because 120231423 - 21 = 120231421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 120231396 and 120231405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120231421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12948 + ... + 20201.
It is an arithmetic number, because the mean of its divisors is an integer number (8044400).
Almost surely, 2120231423 is an apocalyptic number.
120231423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
120231423 is a deficient number, since it is larger than the sum of its proper divisors (72834177).
120231423 is a wasteful number, since it uses less digits than its factorization.
120231423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33199 (or 33196 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 120231423 is about 10965.0090287241. The cubic root of 120231423 is about 493.5592880301.
Adding to 120231423 its reverse (324132021), we get a palindrome (444363444).
The spelling of 120231423 in words is "one hundred twenty million, two hundred thirty-one thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •