Base | Representation |
---|---|
bin | 10011001100110000111101… |
… | …10000000101001010100111 |
3 | 12112111012022111012121120012 |
4 | 21212120132300011022213 |
5 | 21013213122334041411 |
6 | 225443342021200435 |
7 | 11615204026323050 |
oct | 1146303660051247 |
9 | 175435274177505 |
10 | 42220044440231 |
11 | 124a8469459739 |
12 | 489a63b56011b |
13 | 1a73443ab5508 |
14 | a5d6651bd727 |
15 | 4d3390c6718b |
hex | 26661ec052a7 |
42220044440231 has 64 divisors (see below), whose sum is σ = 50964420519936. Its totient is φ = 34195027046400.
The previous prime is 42220044440207. The next prime is 42220044440243. The reversal of 42220044440231 is 13204444002224.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42220044440231 is a prime.
It is a super-2 number, since 2×422200444402312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42220044440201) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11923196321 + ... + 11923199861.
It is an arithmetic number, because the mean of its divisors is an integer number (796319070624).
Almost surely, 242220044440231 is an apocalyptic number.
42220044440231 is a deficient number, since it is larger than the sum of its proper divisors (8744376079705).
42220044440231 is a wasteful number, since it uses less digits than its factorization.
42220044440231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6192.
The product of its (nonzero) digits is 49152, while the sum is 32.
Adding to 42220044440231 its reverse (13204444002224), we get a palindrome (55424488442455).
The spelling of 42220044440231 in words is "forty-two trillion, two hundred twenty billion, forty-four million, four hundred forty thousand, two hundred thirty-one".
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