Base | Representation |
---|---|
bin | 1001010010001000000111… |
… | …00111110010111111100101 |
3 | 2200021120012120101010122021 |
4 | 10221010003213302333211 |
5 | 10133430423310301041 |
6 | 111230025231103141 |
7 | 4204602643500223 |
oct | 451040347627745 |
9 | 80246176333567 |
10 | 20414040322021 |
11 | 6560600629155 |
12 | 2358464971ab1 |
13 | b510606ab218 |
14 | 50808add1b13 |
15 | 2560391c9cd1 |
hex | 1291039f2fe5 |
20414040322021 has 4 divisors (see below), whose sum is σ = 20560903921600. Its totient is φ = 20267176722444.
The previous prime is 20414040322019. The next prime is 20414040322087. The reversal of 20414040322021 is 12022304041402.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 20414040322021 - 21 = 20414040322019 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 (20414040326021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73431799581 + ... + 73431799858.
It is an arithmetic number, because the mean of its divisors is an integer number (5140225980400).
Almost surely, 220414040322021 is an apocalyptic number.
It is an amenable number.
20414040322021 is a deficient number, since it is larger than the sum of its proper divisors (146863599579).
20414040322021 is a wasteful number, since it uses less digits than its factorization.
20414040322021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146863599578.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 20414040322021 its reverse (12022304041402), we get a palindrome (32436344363423).
The spelling of 20414040322021 in words is "twenty trillion, four hundred fourteen billion, forty million, three hundred twenty-two thousand, twenty-one".
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