Base | Representation |
---|---|
bin | 11110110000001101… |
… | …100111010110010011 |
3 | 10011020022002012210200 |
4 | 132300031213112103 |
5 | 1020111402131011 |
6 | 23100353230243 |
7 | 2246202655263 |
oct | 366015472623 |
9 | 104208065720 |
10 | 33021130131 |
11 | 130056268a0 |
12 | 6496862383 |
13 | 3163267272 |
14 | 18537917a3 |
15 | cd3e93856 |
hex | 7b0367593 |
33021130131 has 48 divisors (see below), whose sum is σ = 53042795520. Its totient is φ = 19627920000.
The previous prime is 33021130099. The next prime is 33021130187. The reversal of 33021130131 is 13103112033.
It is a happy number.
33021130131 is a `hidden beast` number, since 330 + 2 + 1 + 1 + 301 + 31 = 666.
It is not a de Polignac number, because 33021130131 - 25 = 33021130099 is a prime.
It is a super-2 number, since 2×330211301312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (33021130631) 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 47 ways as a sum of consecutive naturals, for example, 1166991 + ... + 1194951.
It is an arithmetic number, because the mean of its divisors is an integer number (1105058240).
Almost surely, 233021130131 is an apocalyptic number.
33021130131 is a deficient number, since it is larger than the sum of its proper divisors (20021665389).
33021130131 is a wasteful number, since it uses less digits than its factorization.
33021130131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28208 (or 28205 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 33021130131 its reverse (13103112033), we get a palindrome (46124242164).
The spelling of 33021130131 in words is "thirty-three billion, twenty-one million, one hundred thirty thousand, one hundred thirty-one".
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