Base | Representation |
---|---|
bin | 100110111111… |
… | …011010011110 |
3 | 201020021212111 |
4 | 212333122132 |
5 | 10104034324 |
6 | 1003024234 |
7 | 152610313 |
oct | 46773236 |
9 | 21207774 |
10 | 10221214 |
11 | 5851393 |
12 | 350b07a |
13 | 216b473 |
14 | 1500d0a |
15 | d6d794 |
hex | 9bf69e |
10221214 has 8 divisors (see below), whose sum is σ = 15452928. Its totient is φ = 5070240.
The previous prime is 10221203. The next prime is 10221247. The reversal of 10221214 is 41212201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 10221194 and 10221203.
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, 19867 + ... + 20374.
It is an arithmetic number, because the mean of its divisors is an integer number (1931616).
Almost surely, 210221214 is an apocalyptic number.
10221214 is a deficient number, since it is larger than the sum of its proper divisors (5231714).
10221214 is a wasteful number, since it uses less digits than its factorization.
10221214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40370.
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 10221214 is about 3197.0633400044. The cubic root of 10221214 is about 217.0205336385.
Adding to 10221214 its reverse (41212201), we get a palindrome (51433415).
It can be divided in two parts, 1022121 and 4, that multiplied together give a square (4088484 = 20222).
The spelling of 10221214 in words is "ten million, two hundred twenty-one thousand, two hundred fourteen".
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