Base | Representation |
---|---|
bin | 101101011110101100000111… |
… | …010010110011100010100111 |
3 | 222020012211021111012212212221 |
4 | 231132230013102303202213 |
5 | 202204121044320442411 |
6 | 1545224222122053211 |
7 | 60063020641110502 |
oct | 5536540722634247 |
9 | 866184244185787 |
10 | 200021044312231 |
11 | 588074a2a8162a |
12 | 1a52550304a207 |
13 | 877bb9911a23c |
14 | 37570da8b0139 |
15 | 181d016841071 |
hex | b5eb074b38a7 |
200021044312231 has 16 divisors (see below), whose sum is σ = 203105334836224. Its totient is φ = 196946272615104.
The previous prime is 200021044312213. The next prime is 200021044312261. The reversal of 200021044312231 is 132213440120002.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-200021044312231 is a prime.
It is a super-2 number, since 2×2000210443122312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200021044312196 and 200021044312205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200021044312211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134095786 + ... + 135579208.
It is an arithmetic number, because the mean of its divisors is an integer number (12694083427264).
Almost surely, 2200021044312231 is an apocalyptic number.
200021044312231 is a deficient number, since it is larger than the sum of its proper divisors (3084290523993).
200021044312231 is a wasteful number, since it uses less digits than its factorization.
200021044312231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1486630.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 200021044312231 its reverse (132213440120002), we get a palindrome (332234484432233).
The spelling of 200021044312231 in words is "two hundred trillion, twenty-one billion, forty-four million, three hundred twelve thousand, two hundred thirty-one".
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