Base | Representation |
---|---|
bin | 101100010010… |
… | …1001111011110 |
3 | 1121200202111222 |
4 | 1120211033132 |
5 | 21421034324 |
6 | 2145413342 |
7 | 401243222 |
oct | 130451736 |
9 | 47622458 |
10 | 23221214 |
11 | 12120495 |
12 | 793a252 |
13 | 4a70683 |
14 | 3126782 |
15 | 208a55e |
hex | 16253de |
23221214 has 16 divisors (see below), whose sum is σ = 36560160. Its totient is φ = 11040480.
The previous prime is 23221193. The next prime is 23221223. The reversal of 23221214 is 41212232.
It is a junction number, because it is equal to n+sod(n) for n = 23221192 and 23221201.
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, 6932 + ... + 9720.
It is an arithmetic number, because the mean of its divisors is an integer number (2285010).
Almost surely, 223221214 is an apocalyptic number.
23221214 is a deficient number, since it is larger than the sum of its proper divisors (13338946).
23221214 is a wasteful number, since it uses less digits than its factorization.
23221214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2995.
The product of its digits is 192, while the sum is 17.
The square root of 23221214 is about 4818.8394868474. The cubic root of 23221214 is about 285.2955342078.
Adding to 23221214 its reverse (41212232), we get a palindrome (64433446).
The spelling of 23221214 in words is "twenty-three million, two hundred twenty-one thousand, two hundred fourteen".
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