Base | Representation |
---|---|
bin | 10011101111100… |
… | …010110011011000 |
3 | 212002021020201111 |
4 | 103233202303120 |
5 | 1134243333144 |
6 | 52511230104 |
7 | 11131261240 |
oct | 2357426330 |
9 | 762236644 |
10 | 331230424 |
11 | 15aa75358 |
12 | 92b18334 |
13 | 53813b45 |
14 | 31dc2b20 |
15 | 1e12c534 |
hex | 13be2cd8 |
331230424 has 32 divisors (see below), whose sum is σ = 718341120. Its totient is φ = 140243616.
The previous prime is 331230421. The next prime is 331230503. The reversal of 331230424 is 424032133.
It is a happy number.
331230424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 331230395 and 331230404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331230421) 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, 30984 + ... + 40279.
It is an arithmetic number, because the mean of its divisors is an integer number (22448160).
Almost surely, 2331230424 is an apocalyptic number.
It is an amenable number.
331230424 is an abundant number, since it is smaller than the sum of its proper divisors (387110696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331230424 is a wasteful number, since it uses less digits than its factorization.
331230424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71359 (or 71355 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 331230424 is about 18199.7369211755. The cubic root of 331230424 is about 691.9001214620.
Adding to 331230424 its reverse (424032133), we get a palindrome (755262557).
The spelling of 331230424 in words is "three hundred thirty-one million, two hundred thirty thousand, four hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •