Base | Representation |
---|---|
bin | 111010000100… |
… | …0111100010010 |
3 | 2010021210010211 |
4 | 1310020330102 |
5 | 30243222310 |
6 | 3004314334 |
7 | 516531616 |
oct | 164107422 |
9 | 63253124 |
10 | 30445330 |
11 | 16205033 |
12 | a2429aa |
13 | 63cc8b6 |
14 | 4087346 |
15 | 2a15c8a |
hex | 1d08f12 |
30445330 has 16 divisors (see below), whose sum is σ = 57184704. Its totient is φ = 11648560.
The previous prime is 30445291. The next prime is 30445381. The reversal of 30445330 is 3354403.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65956 + ... + 66415.
It is an arithmetic number, because the mean of its divisors is an integer number (3574044).
Almost surely, 230445330 is an apocalyptic number.
30445330 is a deficient number, since it is larger than the sum of its proper divisors (26739374).
30445330 is a wasteful number, since it uses less digits than its factorization.
30445330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132401.
The product of its (nonzero) digits is 2160, while the sum is 22.
The square root of 30445330 is about 5517.7286993835. The cubic root of 30445330 is about 312.2531982024.
Adding to 30445330 its reverse (3354403), we get a palindrome (33799733).
The spelling of 30445330 in words is "thirty million, four hundred forty-five thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.031 sec. • engine limits •