Base | Representation |
---|---|
bin | 11001010011010… |
… | …11011010101101 |
3 | 112210101112110112 |
4 | 30221223122231 |
5 | 413314033313 |
6 | 33021145405 |
7 | 5155054316 |
oct | 1451533255 |
9 | 483345415 |
10 | 212252333 |
11 | a98a1357 |
12 | 5b0bb265 |
13 | 34c870c7 |
14 | 2029160d |
15 | 139798a8 |
hex | ca6b6ad |
212252333 has 8 divisors (see below), whose sum is σ = 216555768. Its totient is φ = 207960064.
The previous prime is 212252297. The next prime is 212252347. The reversal of 212252333 is 333252212.
It can be written as a sum of positive squares in 4 ways, for example, as 160224964 + 52027369 = 12658^2 + 7213^2 .
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 212252333 - 26 = 212252269 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212252299 and 212252308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212242333) 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, 43085 + ... + 47757.
It is an arithmetic number, because the mean of its divisors is an integer number (27069471).
Almost surely, 2212252333 is an apocalyptic number.
It is an amenable number.
212252333 is a deficient number, since it is larger than the sum of its proper divisors (4303435).
212252333 is an equidigital number, since it uses as much as digits as its factorization.
212252333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5583.
The product of its digits is 2160, while the sum is 23.
The square root of 212252333 is about 14568.8823524662. The cubic root of 212252333 is about 596.5096733671.
It can be divided in two parts, 212 and 252333, that multiplied together give a square (53494596 = 73142).
The spelling of 212252333 in words is "two hundred twelve million, two hundred fifty-two thousand, three hundred thirty-three".
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