Base | Representation |
---|---|
bin | 10100100001001010… |
… | …001000111000101001 |
3 | 2002212101110222212120 |
4 | 110201022020320221 |
5 | 330104433024231 |
6 | 14042043501453 |
7 | 1406644422660 |
oct | 244112107051 |
9 | 62771428776 |
10 | 22031142441 |
11 | 9386007440 |
12 | 432a227889 |
13 | 2101436c79 |
14 | 10cdd69dd7 |
15 | 88e230d96 |
hex | 521288e29 |
22031142441 has 32 divisors (see below), whose sum is σ = 36633074688. Its totient is φ = 11441663040.
The previous prime is 22031142391. The next prime is 22031142473. The reversal of 22031142441 is 14424113022.
It is not a de Polignac number, because 22031142441 - 26 = 22031142377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22031142481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1027270 + ... + 1048496.
It is an arithmetic number, because the mean of its divisors is an integer number (1144783584).
Almost surely, 222031142441 is an apocalyptic number.
22031142441 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
22031142441 is a deficient number, since it is larger than the sum of its proper divisors (14601932247).
22031142441 is a wasteful number, since it uses less digits than its factorization.
22031142441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25741.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 22031142441 its reverse (14424113022), we get a palindrome (36455255463).
The spelling of 22031142441 in words is "twenty-two billion, thirty-one million, one hundred forty-two thousand, four hundred forty-one".
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