Base | Representation |
---|---|
bin | 10011000010100011… |
… | …110010100001111111 |
3 | 1221202210001101102011 |
4 | 103002203302201333 |
5 | 313332132443403 |
6 | 13220350312051 |
7 | 1322423253136 |
oct | 230243624177 |
9 | 57683041364 |
10 | 20444031103 |
11 | 8741139181 |
12 | 3b667b8627 |
13 | 1c0a694832 |
14 | dbd26c91d |
15 | 7e9c2aa6d |
hex | 4c28f287f |
20444031103 has 8 divisors (see below), whose sum is σ = 21571401600. Its totient is φ = 19321797528.
The previous prime is 20444031067. The next prime is 20444031151. The reversal of 20444031103 is 30113044402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20444031103 - 217 = 20443900031 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 (20444031193) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1276051 + ... + 1291972.
It is an arithmetic number, because the mean of its divisors is an integer number (2696425200).
Almost surely, 220444031103 is an apocalyptic number.
20444031103 is a deficient number, since it is larger than the sum of its proper divisors (1127370497).
20444031103 is a wasteful number, since it uses less digits than its factorization.
20444031103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2568461.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 20444031103 its reverse (30113044402), we get a palindrome (50557075505).
The spelling of 20444031103 in words is "twenty billion, four hundred forty-four million, thirty-one thousand, one hundred three".
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