Base | Representation |
---|---|
bin | 11001010010001… |
… | …10100001010010 |
3 | 112210002212011002 |
4 | 30221012201102 |
5 | 413244214302 |
6 | 33014022002 |
7 | 5153554565 |
oct | 1451064122 |
9 | 483085132 |
10 | 212101202 |
11 | a97a8855 |
12 | 5b047902 |
13 | 34c33391 |
14 | 202524dc |
15 | 13949c02 |
hex | ca46852 |
212101202 has 8 divisors (see below), whose sum is σ = 320287500. Its totient is φ = 105338704.
The previous prime is 212101181. The next prime is 212101207. The reversal of 212101202 is 202101212.
It is a happy number.
212101202 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 2 ways, for example, as 210511081 + 1590121 = 14509^2 + 1261^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (212101207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355577 + ... + 356172.
Almost surely, 2212101202 is an apocalyptic number.
212101202 is a deficient number, since it is larger than the sum of its proper divisors (108186298).
212101202 is a wasteful number, since it uses less digits than its factorization.
212101202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 711900.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 212101202 is about 14563.6946548601. The cubic root of 212101202 is about 596.3680612467.
Adding to 212101202 its reverse (202101212), we get a palindrome (414202414).
The spelling of 212101202 in words is "two hundred twelve million, one hundred one thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •