Base | Representation |
---|---|
bin | 111001101010… |
… | …0111011110010 |
3 | 2002212221221001 |
4 | 1303110323302 |
5 | 30214413211 |
6 | 2555552214 |
7 | 514653556 |
oct | 163247362 |
9 | 62787831 |
10 | 30232306 |
11 | 16079a85 |
12 | a15b66a |
13 | 6356950 |
14 | 402d866 |
15 | 29c2ac1 |
hex | 1cd4ef2 |
30232306 has 24 divisors (see below), whose sum is σ = 51558444. Its totient is φ = 13214880.
The previous prime is 30232303. The next prime is 30232337. The reversal of 30232306 is 60323203.
It can be written as a sum of positive squares in 2 ways, for example, as 30151081 + 81225 = 5491^2 + 285^2 .
It is a Harshad number since it is a multiple of its sum of digits (19).
It is not an unprimeable number, because it can be changed into a prime (30232303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7776 + ... + 10996.
Almost surely, 230232306 is an apocalyptic number.
30232306 is a deficient number, since it is larger than the sum of its proper divisors (21326138).
30232306 is a wasteful number, since it uses less digits than its factorization.
30232306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3274 (or 3255 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
The square root of 30232306 is about 5498.3912192568. The cubic root of 30232306 is about 311.5232212180.
Adding to 30232306 its reverse (60323203), we get a palindrome (90555509).
It can be divided in two parts, 3023 and 2306, that added together give a square (5329 = 732).
The spelling of 30232306 in words is "thirty million, two hundred thirty-two thousand, three hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.126 sec. • engine limits •