Base | Representation |
---|---|
bin | 11001010100110… |
… | …11101101001010 |
3 | 112210202120210001 |
4 | 30222123231022 |
5 | 413341400442 |
6 | 33025313214 |
7 | 5156540053 |
oct | 1452335512 |
9 | 483676701 |
10 | 212450122 |
11 | a9a16a15 |
12 | 5b19580a |
13 | 35026141 |
14 | 2030372a |
15 | 139b82b7 |
hex | ca9bb4a |
212450122 has 16 divisors (see below), whose sum is σ = 337701960. Its totient is φ = 99893248.
The previous prime is 212450107. The next prime is 212450123. The reversal of 212450122 is 221054212.
212450122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 200760561 + 11689561 = 14169^2 + 3419^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 212450122.
It is not an unprimeable number, because it can be changed into a prime (212450123) 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, 62154 + ... + 65482.
Almost surely, 2212450122 is an apocalyptic number.
212450122 is a deficient number, since it is larger than the sum of its proper divisors (125251838).
212450122 is a wasteful number, since it uses less digits than its factorization.
212450122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5225.
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 212450122 is about 14575.6688354257. The cubic root of 212450122 is about 596.6949032478.
The spelling of 212450122 in words is "two hundred twelve million, four hundred fifty thousand, one hundred twenty-two".
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