Base | Representation |
---|---|
bin | 111010001110… |
… | …1101100011101 |
3 | 2010110002202002 |
4 | 1310131230131 |
5 | 30303432313 |
6 | 3010212045 |
7 | 520334501 |
oct | 164355435 |
9 | 63402662 |
10 | 30530333 |
11 | 16262989 |
12 | a284025 |
13 | 642c4b2 |
14 | 40aa301 |
15 | 2a31058 |
hex | 1d1db1d |
30530333 has 8 divisors (see below), whose sum is σ = 30957888. Its totient is φ = 30105504.
The previous prime is 30530327. The next prime is 30530341. The reversal of 30530333 is 33303503.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30530333 - 28 = 30530077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30530303) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31766 + ... + 32712.
It is an arithmetic number, because the mean of its divisors is an integer number (3869736).
Almost surely, 230530333 is an apocalyptic number.
It is an amenable number.
30530333 is a deficient number, since it is larger than the sum of its proper divisors (427555).
30530333 is a wasteful number, since it uses less digits than its factorization.
30530333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1363.
The product of its (nonzero) digits is 1215, while the sum is 20.
The square root of 30530333 is about 5525.4260469216. The cubic root of 30530333 is about 312.5435305760.
Adding to 30530333 its reverse (33303503), we get a palindrome (63833836).
The spelling of 30530333 in words is "thirty million, five hundred thirty thousand, three hundred thirty-three".
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