Base | Representation |
---|---|
bin | 11110110000101111… |
… | …100100101010010101 |
3 | 10011020220211110220022 |
4 | 132300233210222111 |
5 | 1020121142011041 |
6 | 23101312114525 |
7 | 2246341432310 |
oct | 366057445225 |
9 | 104226743808 |
10 | 33030032021 |
11 | 1300a656a28 |
12 | 6499835a45 |
13 | 316506305c |
14 | 1854a2b977 |
15 | cd4b5124b |
hex | 7b0be4a95 |
33030032021 has 8 divisors (see below), whose sum is σ = 37750092864. Its totient is φ = 28310342400.
The previous prime is 33030032011. The next prime is 33030032059. The reversal of 33030032021 is 12023003033.
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 33030032021 - 210 = 33030030997 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 (33030032011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135221 + ... + 290421.
It is an arithmetic number, because the mean of its divisors is an integer number (4718761608).
Almost surely, 233030032021 is an apocalyptic number.
It is an amenable number.
33030032021 is a deficient number, since it is larger than the sum of its proper divisors (4720060843).
33030032021 is a wasteful number, since it uses less digits than its factorization.
33030032021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185611.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 33030032021 its reverse (12023003033), we get a palindrome (45053035054).
The spelling of 33030032021 in words is "thirty-three billion, thirty million, thirty-two thousand, twenty-one".
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