Base | Representation |
---|---|
bin | 111010000100… |
… | …0101001011010 |
3 | 2010021201111002 |
4 | 1310020221122 |
5 | 30243202442 |
6 | 3004305002 |
7 | 516525242 |
oct | 164105132 |
9 | 63251432 |
10 | 30444122 |
11 | 16204135 |
12 | a242162 |
13 | 63cc197 |
14 | 4086b22 |
15 | 2a15732 |
hex | 1d08a5a |
30444122 has 8 divisors (see below), whose sum is σ = 46109856. Its totient is φ = 15074172.
The previous prime is 30444119. The next prime is 30444131. The reversal of 30444122 is 22144403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30444094 and 30444103.
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 3 ways as a sum of consecutive naturals, for example, 73688 + ... + 74099.
It is an arithmetic number, because the mean of its divisors is an integer number (5763732).
Almost surely, 230444122 is an apocalyptic number.
30444122 is a deficient number, since it is larger than the sum of its proper divisors (15665734).
30444122 is a wasteful number, since it uses less digits than its factorization.
30444122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147892.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 30444122 is about 5517.6192329663. The cubic root of 30444122 is about 312.2490683205.
Adding to 30444122 its reverse (22144403), we get a palindrome (52588525).
The spelling of 30444122 in words is "thirty million, four hundred forty-four thousand, one hundred twenty-two".
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