Base | Representation |
---|---|
bin | 101110100111… |
… | …101111100110 |
3 | 211222220121222 |
4 | 232213233212 |
5 | 11112041124 |
6 | 1113540342 |
7 | 205610642 |
oct | 56475746 |
9 | 24886558 |
10 | 12221414 |
11 | 6998147 |
12 | 41146b2 |
13 | 26bba0a |
14 | 18a1c22 |
15 | 111625e |
hex | ba7be6 |
12221414 has 8 divisors (see below), whose sum is σ = 18445080. Its totient is φ = 6073056.
The previous prime is 12221413. The next prime is 12221431. The reversal of 12221414 is 41412221.
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 = 12221392 and 12221401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12221413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18419 + ... + 19070.
It is an arithmetic number, because the mean of its divisors is an integer number (2305635).
Almost surely, 212221414 is an apocalyptic number.
12221414 is a deficient number, since it is larger than the sum of its proper divisors (6223666).
12221414 is a wasteful number, since it uses less digits than its factorization.
12221414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37654.
The product of its digits is 128, while the sum is 17.
The square root of 12221414 is about 3495.9139005416. The cubic root of 12221414 is about 230.3423634724.
Adding to 12221414 its reverse (41412221), we get a palindrome (53633635).
The spelling of 12221414 in words is "twelve million, two hundred twenty-one thousand, four hundred fourteen".
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