Base | Representation |
---|---|
bin | 11010011001001… |
… | …11101100000111 |
3 | 120102121220022021 |
4 | 31030213230013 |
5 | 423140141403 |
6 | 33545344011 |
7 | 5325654223 |
oct | 1514475407 |
9 | 512556267 |
10 | 221412103 |
11 | 103a88210 |
12 | 62198007 |
13 | 36b433a3 |
14 | 21597783 |
15 | 146888bd |
hex | d327b07 |
221412103 has 8 divisors (see below), whose sum is σ = 244031760. Its totient is φ = 199207680.
The previous prime is 221412101. The next prime is 221412119. The reversal of 221412103 is 301214122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221412103 - 21 = 221412101 is a prime.
It is a Duffinian number.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221412101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102688 + ... + 104821.
It is an arithmetic number, because the mean of its divisors is an integer number (30503970).
Almost surely, 2221412103 is an apocalyptic number.
221412103 is a deficient number, since it is larger than the sum of its proper divisors (22619657).
221412103 is a wasteful number, since it uses less digits than its factorization.
221412103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207617.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 221412103 is about 14879.9228156600. The cubic root of 221412103 is about 604.9699258780.
Adding to 221412103 its reverse (301214122), we get a palindrome (522626225).
The spelling of 221412103 in words is "two hundred twenty-one million, four hundred twelve thousand, one hundred three".
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