Base | Representation |
---|---|
bin | 10011000101001… |
… | …011000011111100 |
3 | 211022100221101022 |
4 | 103011023003330 |
5 | 1123422420012 |
6 | 51433203312 |
7 | 10635000410 |
oct | 2305130374 |
9 | 738327338 |
10 | 320123132 |
11 | 15477927a |
12 | 8b260538 |
13 | 51425294 |
14 | 30730d40 |
15 | 1d186472 |
hex | 1314b0fc |
320123132 has 24 divisors (see below), whose sum is σ = 655138176. Its totient is φ = 134004528.
The previous prime is 320123129. The next prime is 320123137. The reversal of 320123132 is 231321023.
It is a self number, because there is not a number n which added to its sum of digits gives 320123132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320123137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131738 + ... + 134145.
It is an arithmetic number, because the mean of its divisors is an integer number (27297424).
Almost surely, 2320123132 is an apocalyptic number.
It is an amenable number.
320123132 is an abundant number, since it is smaller than the sum of its proper divisors (335015044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
320123132 is a wasteful number, since it uses less digits than its factorization.
320123132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265937 (or 265935 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 320123132 is about 17891.9851330142. The cubic root of 320123132 is about 684.0780977365.
Adding to 320123132 its reverse (231321023), we get a palindrome (551444155).
The spelling of 320123132 in words is "three hundred twenty million, one hundred twenty-three thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •