Base | Representation |
---|---|
bin | 111001100110… |
… | …1000000011001 |
3 | 2002211022101100 |
4 | 1303031000121 |
5 | 30212343313 |
6 | 2555142013 |
7 | 514460106 |
oct | 163150031 |
9 | 62738340 |
10 | 30199833 |
11 | 16057644 |
12 | a144909 |
13 | 6344c31 |
14 | 4021aad |
15 | 29b8173 |
hex | 1ccd019 |
30199833 has 12 divisors (see below), whose sum is σ = 43815460. Its totient is φ = 20043936.
The previous prime is 30199789. The next prime is 30199843. The reversal of 30199833 is 33899103.
It can be written as a sum of positive squares in 2 ways, for example, as 26501904 + 3697929 = 5148^2 + 1923^2 .
It is not a de Polignac number, because 30199833 - 218 = 29937689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30199843) 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 11 ways as a sum of consecutive naturals, for example, 5266 + ... + 9387.
Almost surely, 230199833 is an apocalyptic number.
It is an amenable number.
30199833 is a deficient number, since it is larger than the sum of its proper divisors (13615627).
30199833 is a wasteful number, since it uses less digits than its factorization.
30199833 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14888 (or 14885 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 36.
The square root of 30199833 is about 5495.4374712119. The cubic root of 30199833 is about 311.4116439130.
The spelling of 30199833 in words is "thirty million, one hundred ninety-nine thousand, eight hundred thirty-three".
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