Base | Representation |
---|---|
bin | 111011000000… |
… | …0010011011001 |
3 | 2011012121210100 |
4 | 1312000103121 |
5 | 30404343413 |
6 | 3023010013 |
7 | 523636161 |
oct | 166002331 |
9 | 64177710 |
10 | 30934233 |
11 | 16509390 |
12 | a439909 |
13 | 65412a5 |
14 | 41735a1 |
15 | 2ab0a73 |
hex | 1d804d9 |
30934233 has 24 divisors (see below), whose sum is σ = 49027680. Its totient is φ = 18639360.
The previous prime is 30934229. The next prime is 30934273. The reversal of 30934233 is 33243903.
It is not a de Polignac number, because 30934233 - 22 = 30934229 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30934197 and 30934206.
It is not an unprimeable number, because it can be changed into a prime (30934273) 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 23 ways as a sum of consecutive naturals, for example, 18298 + ... + 19916.
It is an arithmetic number, because the mean of its divisors is an integer number (2042820).
Almost surely, 230934233 is an apocalyptic number.
30934233 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
It is an amenable number.
30934233 is a deficient number, since it is larger than the sum of its proper divisors (18093447).
30934233 is a wasteful number, since it uses less digits than its factorization.
30934233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1829 (or 1826 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 27.
The square root of 30934233 is about 5561.8551761081. The cubic root of 30934233 is about 313.9157582983.
The spelling of 30934233 in words is "thirty million, nine hundred thirty-four thousand, two hundred thirty-three".
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