Base | Representation |
---|---|
bin | 111001010000… |
… | …1001011101110 |
3 | 2002111012011020 |
4 | 1302201023232 |
5 | 30141122314 |
6 | 2551235010 |
7 | 513111561 |
oct | 162411356 |
9 | 62435136 |
10 | 30020334 |
11 | 15a447a3 |
12 | a078a66 |
13 | 62b1316 |
14 | 3db64d8 |
15 | 297eda9 |
hex | 1ca12ee |
30020334 has 16 divisors (see below), whose sum is σ = 63572688. Its totient is φ = 9418112.
The previous prime is 30020329. The next prime is 30020377. The reversal of 30020334 is 43302003.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 147057 + ... + 147260.
It is an arithmetic number, because the mean of its divisors is an integer number (3973293).
Almost surely, 230020334 is an apocalyptic number.
30020334 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30020334 is an abundant number, since it is smaller than the sum of its proper divisors (33552354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30020334 is a wasteful number, since it uses less digits than its factorization.
30020334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294339.
The product of its (nonzero) digits is 216, while the sum is 15.
The square root of 30020334 is about 5479.0814923671. The cubic root of 30020334 is about 310.7934374800.
Adding to 30020334 its reverse (43302003), we get a palindrome (73322337).
The spelling of 30020334 in words is "thirty million, twenty thousand, three hundred thirty-four".
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