Base | Representation |
---|---|
bin | 11001010001100… |
… | …11111011001001 |
3 | 112202221222200000 |
4 | 30220303323021 |
5 | 413234300113 |
6 | 33012233213 |
7 | 5153116533 |
oct | 1450637311 |
9 | 482858600 |
10 | 212025033 |
11 | a9756600 |
12 | 5b00b809 |
13 | 34c077cc |
14 | 20232853 |
15 | 13932373 |
hex | ca33ec9 |
212025033 has 36 divisors (see below), whose sum is σ = 349147344. Its totient is φ = 128482200.
The previous prime is 212025013. The next prime is 212025067. The reversal of 212025033 is 330520212.
It is not a de Polignac number, because 212025033 - 25 = 212025001 is a prime.
It is a super-2 number, since 2×2120250332 = 89909229237302178, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212024997 and 212025015.
It is not an unprimeable number, because it can be changed into a prime (212025013) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25798 + ... + 33008.
Almost surely, 2212025033 is an apocalyptic number.
It is an amenable number.
212025033 is a deficient number, since it is larger than the sum of its proper divisors (137122311).
212025033 is an equidigital number, since it uses as much as digits as its factorization.
212025033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7248 (or 7225 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 212025033 is about 14561.0793899353. The cubic root of 212025033 is about 596.2966642012.
Adding to 212025033 its reverse (330520212), we get a palindrome (542545245).
The spelling of 212025033 in words is "two hundred twelve million, twenty-five thousand, thirty-three".
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