Base | Representation |
---|---|
bin | 11001010010010… |
… | …00101011010001 |
3 | 112210010022021011 |
4 | 30221020223101 |
5 | 413300010113 |
6 | 33014130521 |
7 | 5153622412 |
oct | 1451105321 |
9 | 483108234 |
10 | 212110033 |
11 | a9804453 |
12 | 5b050a41 |
13 | 34c373c5 |
14 | 20255809 |
15 | 1394c63d |
hex | ca48ad1 |
212110033 has 4 divisors (see below), whose sum is σ = 212405760. Its totient is φ = 211814308.
The previous prime is 212110001. The next prime is 212110079. The reversal of 212110033 is 330011212.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 212110033 - 25 = 212110001 is a prime.
It is a super-2 number, since 2×2121100332 = 89981332198522178, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212109995 and 212110022.
It is not an unprimeable number, because it can be changed into a prime (212111033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146785 + ... + 148222.
It is an arithmetic number, because the mean of its divisors is an integer number (53101440).
Almost surely, 2212110033 is an apocalyptic number.
It is an amenable number.
212110033 is a deficient number, since it is larger than the sum of its proper divisors (295727).
212110033 is an equidigital number, since it uses as much as digits as its factorization.
212110033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295726.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 212110033 is about 14563.9978371325. The cubic root of 212110033 is about 596.3763378826.
Adding to 212110033 its reverse (330011212), we get a palindrome (542121245).
The spelling of 212110033 in words is "two hundred twelve million, one hundred ten thousand, thirty-three".
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