Base | Representation |
---|---|
bin | 11001010001011… |
… | …10100110010110 |
3 | 112202220212202012 |
4 | 30220232212112 |
5 | 413233100342 |
6 | 33011544222 |
7 | 5152666124 |
oct | 1450564626 |
9 | 482825665 |
10 | 212003222 |
11 | a9741182 |
12 | 5abbb072 |
13 | 34bca8c2 |
14 | 20228914 |
15 | 1392ab82 |
hex | ca2e996 |
212003222 has 8 divisors (see below), whose sum is σ = 318160056. Its totient is φ = 105949872.
The previous prime is 212003219. The next prime is 212003261. The reversal of 212003222 is 222300212.
212003222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2120032222 = 89890732276762568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212003197 and 212003206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20528 + ... + 29075.
It is an arithmetic number, because the mean of its divisors is an integer number (39770007).
Almost surely, 2212003222 is an apocalyptic number.
212003222 is a deficient number, since it is larger than the sum of its proper divisors (106156834).
212003222 is a wasteful number, since it uses less digits than its factorization.
212003222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51742.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 212003222 is about 14560.3304220749. The cubic root of 212003222 is about 596.2762165016.
Adding to 212003222 its reverse (222300212), we get a palindrome (434303434).
The spelling of 212003222 in words is "two hundred twelve million, three thousand, two hundred twenty-two".
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