Base | Representation |
---|---|
bin | 111001010100… |
… | …0000010101110 |
3 | 2002112121200211 |
4 | 1302220002232 |
5 | 30143022210 |
6 | 2552013034 |
7 | 513256516 |
oct | 162500256 |
9 | 62477624 |
10 | 30048430 |
11 | 15a63915 |
12 | a09117a |
13 | 62c1049 |
14 | 3dc2846 |
15 | 298838a |
hex | 1ca80ae |
30048430 has 16 divisors (see below), whose sum is σ = 54263520. Its totient is φ = 11980192.
The previous prime is 30048413. The next prime is 30048433. The reversal of 30048430 is 3484003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30048433) by changing a digit.
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, 1570 + ... + 7909.
It is an arithmetic number, because the mean of its divisors is an integer number (3391470).
Almost surely, 230048430 is an apocalyptic number.
30048430 is a deficient number, since it is larger than the sum of its proper divisors (24215090).
30048430 is a wasteful number, since it uses less digits than its factorization.
30048430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9803.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 30048430 is about 5481.6448261448. The cubic root of 30048430 is about 310.8903643355.
The spelling of 30048430 in words is "thirty million, forty-eight thousand, four hundred thirty".
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