Base | Representation |
---|---|
bin | 11010011101000000… |
… | …10111111001010101 |
3 | 1100122202120220212121 |
4 | 31032200113321111 |
5 | 213041203324341 |
6 | 10305130215541 |
7 | 1011640050346 |
oct | 151640277125 |
9 | 40582526777 |
10 | 14202011221 |
11 | 6028735262 |
12 | 29042845b1 |
13 | 145441b748 |
14 | 98a2600cd |
15 | 581c384d1 |
hex | 34e817e55 |
14202011221 has 8 divisors (see below), whose sum is σ = 14223769560. Its totient is φ = 14180272128.
The previous prime is 14202011209. The next prime is 14202011267. The reversal of 14202011221 is 12211020241.
It can be written as a sum of positive squares in 4 ways, for example, as 5007119121 + 9194892100 = 70761^2 + 95890^2 .
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 14202011221 - 213 = 14202003029 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14202011195 and 14202011204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14202018221) 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, 2119845 + ... + 2126533.
It is an arithmetic number, because the mean of its divisors is an integer number (1777971195).
Almost surely, 214202011221 is an apocalyptic number.
It is an amenable number.
14202011221 is a deficient number, since it is larger than the sum of its proper divisors (21758339).
14202011221 is a wasteful number, since it uses less digits than its factorization.
14202011221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9623.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 14202011221 its reverse (12211020241), we get a palindrome (26413031462).
The spelling of 14202011221 in words is "fourteen billion, two hundred two million, eleven thousand, two hundred twenty-one".
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