Base | Representation |
---|---|
bin | 1100110011101000110… |
… | …1110110001000011101 |
3 | 210000220120112002202120 |
4 | 3030322031312020131 |
5 | 12101100112241341 |
6 | 245024213013153 |
7 | 21616205325132 |
oct | 3147215661035 |
9 | 700816462676 |
10 | 220020040221 |
11 | 85345638793 |
12 | 367843241b9 |
13 | 17994bc2617 |
14 | a912d02589 |
15 | 5acad4d066 |
hex | 333a37621d |
220020040221 has 8 divisors (see below), whose sum is σ = 293789573280. Its totient is φ = 146465266992.
The previous prime is 220020040213. The next prime is 220020040267. The reversal of 220020040221 is 122040020022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 220020040221 - 23 = 220020040213 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 220020040221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220020040921) 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, 53687566 + ... + 53691663.
It is an arithmetic number, because the mean of its divisors is an integer number (36723696660).
Almost surely, 2220020040221 is an apocalyptic number.
It is an amenable number.
220020040221 is a deficient number, since it is larger than the sum of its proper divisors (73769533059).
220020040221 is a wasteful number, since it uses less digits than its factorization.
220020040221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107379915.
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 220020040221 its reverse (122040020022), we get a palindrome (342060060243).
The spelling of 220020040221 in words is "two hundred twenty billion, twenty million, forty thousand, two hundred twenty-one".
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