Base | Representation |
---|---|
bin | 10011000010011001… |
… | …000000001001101001 |
3 | 1221202120201201101220 |
4 | 103002121000021221 |
5 | 313330422001210 |
6 | 13220205532253 |
7 | 1322360234625 |
oct | 230231001151 |
9 | 57676651356 |
10 | 20441203305 |
11 | 873a587656 |
12 | 3b65874089 |
13 | 1c09c14693 |
14 | dbcb34185 |
15 | 7e986cc70 |
hex | 4c2640269 |
20441203305 has 64 divisors (see below), whose sum is σ = 34096398336. Its totient is φ = 10446048000.
The previous prime is 20441203301. The next prime is 20441203309. The reversal of 20441203305 is 50330214402.
It is an interprime number because it is at equal distance from previous prime (20441203301) and next prime (20441203309).
It is not a de Polignac number, because 20441203305 - 22 = 20441203301 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20441203301) 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, 35798670 + ... + 35799240.
It is an arithmetic number, because the mean of its divisors is an integer number (532756224).
Almost surely, 220441203305 is an apocalyptic number.
It is an amenable number.
20441203305 is a deficient number, since it is larger than the sum of its proper divisors (13655195031).
20441203305 is a wasteful number, since it uses less digits than its factorization.
20441203305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1238.
The product of its (nonzero) digits is 2880, while the sum is 24.
Adding to 20441203305 its reverse (50330214402), we get a palindrome (70771417707).
The spelling of 20441203305 in words is "twenty billion, four hundred forty-one million, two hundred three thousand, three hundred five".
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