Base | Representation |
---|---|
bin | 1001000110101010111001… |
… | …10101001110100111101100 |
3 | 2121212221011002201002201211 |
4 | 10203111130311032213230 |
5 | 10111003234401232134 |
6 | 110325124513244204 |
7 | 4134266114250430 |
oct | 443253465164754 |
9 | 77787132632654 |
10 | 20020400024044 |
11 | 6419670979042 |
12 | 22b4107563664 |
13 | b22bb980ab94 |
14 | 4d2dc77129c0 |
15 | 24ab9acbc764 |
hex | 12355cd4e9ec |
20020400024044 has 24 divisors (see below), whose sum is σ = 40408146843680. Its totient is φ = 8501454268416.
The previous prime is 20020400024041. The next prime is 20020400024071. The reversal of 20020400024044 is 44042000402002.
It is a super-4 number, since 4×200204000240444 (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (20020400024041) 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, 3279878997 + ... + 3279885100.
Almost surely, 220020400024044 is an apocalyptic number.
It is an amenable number.
20020400024044 is an abundant number, since it is smaller than the sum of its proper divisors (20387746819636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020400024044 is a wasteful number, since it uses less digits than its factorization.
20020400024044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6559764217 (or 6559764215 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 22.
Adding to 20020400024044 its reverse (44042000402002), we get a palindrome (64062400426046).
The spelling of 20020400024044 in words is "twenty trillion, twenty billion, four hundred million, twenty-four thousand, forty-four".
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