Base | Representation |
---|---|
bin | 1001001101001100001101… |
… | …10001100011101000110100 |
3 | 2122200100102222012220122001 |
4 | 10212212012301203220310 |
5 | 10123141104123112040 |
6 | 111020100202345044 |
7 | 4156420100540503 |
oct | 446460661435064 |
9 | 78610388186561 |
10 | 20244442004020 |
11 | 64a568a815683 |
12 | 232b6127bb184 |
13 | b3b072a341c0 |
14 | 4ddb9c83a83a |
15 | 25190ec7659a |
hex | 126986c63a34 |
20244442004020 has 96 divisors (see below), whose sum is σ = 48196298707200. Its totient is φ = 7081008159744.
The previous prime is 20244442004011. The next prime is 20244442004041. The reversal of 20244442004020 is 2040024444202.
It is a self number, because there is not a number n which added to its sum of digits gives 20244442004020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83310337 + ... + 83552983.
It is an arithmetic number, because the mean of its divisors is an integer number (502044778200).
Almost surely, 220244442004020 is an apocalyptic number.
20244442004020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20244442004020 is an abundant number, since it is smaller than the sum of its proper divisors (27951856703180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20244442004020 is a wasteful number, since it uses less digits than its factorization.
20244442004020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259577 (or 259575 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 28.
Adding to 20244442004020 its reverse (2040024444202), we get a palindrome (22284466448222).
The spelling of 20244442004020 in words is "twenty trillion, two hundred forty-four billion, four hundred forty-two million, four thousand, twenty".
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