Base | Representation |
---|---|
bin | 111001011011… |
… | …0111100001000 |
3 | 2002122201101202 |
4 | 1302312330020 |
5 | 30202000243 |
6 | 2553203332 |
7 | 513632435 |
oct | 162667410 |
9 | 62581352 |
10 | 30109448 |
11 | 15aa5746 |
12 | a100548 |
13 | 6312a55 |
14 | 3ddab8c |
15 | 299b4b8 |
hex | 1cb6f08 |
30109448 has 16 divisors (see below), whose sum is σ = 59776380. Its totient is φ = 14169088.
The previous prime is 30109423. The next prime is 30109451. The reversal of 30109448 is 84490103.
It can be written as a sum of positive squares in 2 ways, for example, as 27478564 + 2630884 = 5242^2 + 1622^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30109448.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110561 + ... + 110832.
Almost surely, 230109448 is an apocalyptic number.
It is an amenable number.
30109448 is a deficient number, since it is larger than the sum of its proper divisors (29666932).
30109448 is a wasteful number, since it uses less digits than its factorization.
30109448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221416 (or 221412 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 30109448 is about 5487.2076687510. The cubic root of 30109448 is about 311.1006590971.
The spelling of 30109448 in words is "thirty million, one hundred nine thousand, four hundred forty-eight".
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