Base | Representation |
---|---|
bin | 11110111011100011… |
… | …001010111001010011 |
3 | 10011201112222101011010 |
4 | 132323203022321103 |
5 | 1021004100031011 |
6 | 23131310022003 |
7 | 2254002435240 |
oct | 367343127123 |
9 | 104645871133 |
10 | 33211330131 |
11 | 130a2a25981 |
12 | 652a4a7903 |
13 | 319379ca45 |
14 | 1870b425c7 |
15 | ce5a141a6 |
hex | 7bb8cae53 |
33211330131 has 8 divisors (see below), whose sum is σ = 50607741184. Its totient is φ = 18977902920.
The previous prime is 33211330121. The next prime is 33211330177. The reversal of 33211330131 is 13103311233.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 33211330131 - 213 = 33211321939 is a prime.
It is a super-2 number, since 2×332113301312 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1581491911 = 33211330131 / (3 + 3 + 2 + 1 + 1 + 3 + 3 + 0 + 1 + 3 + 1).
It is a junction number, because it is equal to n+sod(n) for n = 33211330098 and 33211330107.
It is not an unprimeable number, because it can be changed into a prime (33211330121) 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, 790745935 + ... + 790745976.
It is an arithmetic number, because the mean of its divisors is an integer number (6325967648).
Almost surely, 233211330131 is an apocalyptic number.
33211330131 is a deficient number, since it is larger than the sum of its proper divisors (17396411053).
33211330131 is a wasteful number, since it uses less digits than its factorization.
33211330131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1581491921.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 33211330131 its reverse (13103311233), we get a palindrome (46314641364).
The spelling of 33211330131 in words is "thirty-three billion, two hundred eleven million, three hundred thirty thousand, one hundred thirty-one".
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