Base | Representation |
---|---|
bin | 1000000101101000010100 |
3 | 10222201101101 |
4 | 20011220110 |
5 | 1020321322 |
6 | 113235444 |
7 | 24010243 |
oct | 10055024 |
9 | 3881341 |
10 | 2120212 |
11 | 1218a46 |
12 | 862b84 |
13 | 593083 |
14 | 3d295a |
15 | 2bd327 |
hex | 205a14 |
2120212 has 24 divisors (see below), whose sum is σ = 3860136. Its totient is φ = 1018368.
The previous prime is 2120207. The next prime is 2120213.
2120212 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 4 ways, for example, as 646416 + 1473796 = 804^2 + 1214^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15408 + ... + 15544.
It is an arithmetic number, because the mean of its divisors is an integer number (160839).
22120212 is an apocalyptic number.
It is an amenable number.
2120212 is a deficient number, since it is larger than the sum of its proper divisors (1739924).
2120212 is a wasteful number, since it uses less digits than its factorization.
2120212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267 (or 265 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 2120212 is about 1456.0947771351. The cubic root of 2120212 is about 128.4674477340.
It can be divided in two parts, 2120 and 212, that added together give a palindrome (2332).
The spelling of 2120212 in words is "two million, one hundred twenty thousand, two hundred twelve".
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