Base | Representation |
---|---|
bin | 101111010101… |
… | …010011010110 |
3 | 212100101121101 |
4 | 233111103112 |
5 | 11134024042 |
6 | 1121540314 |
7 | 210315664 |
oct | 57252326 |
9 | 25311541 |
10 | 12408022 |
11 | 7005370 |
12 | 41a469a |
13 | 2755933 |
14 | 190dc34 |
15 | 11516b7 |
hex | bd54d6 |
12408022 has 12 divisors (see below), whose sum is σ = 20331108. Its totient is φ = 5632500.
The previous prime is 12408013. The next prime is 12408023. The reversal of 12408022 is 22080421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12408023) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16147 + ... + 16897.
It is an arithmetic number, because the mean of its divisors is an integer number (1694259).
Almost surely, 212408022 is an apocalyptic number.
12408022 is a deficient number, since it is larger than the sum of its proper divisors (7923086).
12408022 is an frugal number, since it uses more digits than its factorization.
12408022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1515 (or 764 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 12408022 is about 3522.5022356274. The cubic root of 12408022 is about 231.5088076860.
Adding to 12408022 its reverse (22080421), we get a palindrome (34488443).
The spelling of 12408022 in words is "twelve million, four hundred eight thousand, twenty-two".
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