Base | Representation |
---|---|
bin | 110010000011001010110110… |
… | …010101111011110010010101 |
3 | 1001212101021112112202112110021 |
4 | 302003022312111323302111 |
5 | 212322422013034420341 |
6 | 2100053443153225141 |
7 | 64236104046131242 |
oct | 6203126625736225 |
9 | 1055337475675407 |
10 | 220120133123221 |
11 | 6415647369a9a1 |
12 | 2083090b2621b1 |
13 | 95a93161ca1c6 |
14 | 3c4dc2ab5c5c9 |
15 | 1a6ac6a9249d1 |
hex | c832b657bc95 |
220120133123221 has 8 divisors (see below), whose sum is σ = 220678024039200. Its totient is φ = 219562612044048.
The previous prime is 220120133123213. The next prime is 220120133123309. The reversal of 220120133123221 is 122321331021022.
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 220120133123221 - 23 = 220120133123213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220120133133221) 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, 91267311 + ... + 93648076.
It is an arithmetic number, because the mean of its divisors is an integer number (27584753004900).
Almost surely, 2220120133123221 is an apocalyptic number.
It is an amenable number.
220120133123221 is a deficient number, since it is larger than the sum of its proper divisors (557890915979).
220120133123221 is a wasteful number, since it uses less digits than its factorization.
220120133123221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184918403.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 220120133123221 its reverse (122321331021022), we get a palindrome (342441464144243).
The spelling of 220120133123221 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred thirty-three million, one hundred twenty-three thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •