Base | Representation |
---|---|
bin | 101110100101… |
… | …101111011110 |
3 | 211222111101021 |
4 | 232211233132 |
5 | 11111310324 |
6 | 1113434354 |
7 | 205545016 |
oct | 56455736 |
9 | 24874337 |
10 | 12213214 |
11 | 6991a72 |
12 | 410b9ba |
13 | 26b8070 |
14 | 189cc46 |
15 | 1113ae4 |
hex | ba5bde |
12213214 has 16 divisors (see below), whose sum is σ = 20103552. Its totient is φ = 5529888.
The previous prime is 12213199. The next prime is 12213221. The reversal of 12213214 is 41231221.
It is a super-3 number, since 3×122132143 (a number of 22 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3054 + ... + 5809.
It is an arithmetic number, because the mean of its divisors is an integer number (1256472).
Almost surely, 212213214 is an apocalyptic number.
12213214 is a deficient number, since it is larger than the sum of its proper divisors (7890338).
12213214 is a wasteful number, since it uses less digits than its factorization.
12213214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8931.
The product of its digits is 96, while the sum is 16.
The square root of 12213214 is about 3494.7409059900. The cubic root of 12213214 is about 230.2908356113.
Adding to 12213214 its reverse (41231221), we get a palindrome (53444435).
The spelling of 12213214 in words is "twelve million, two hundred thirteen thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •