Base | Representation |
---|---|
bin | 11101101011111111101… |
… | …000000110010100101000 |
3 | 21020000212022002111022021 |
4 | 131223333220012110220 |
5 | 231411112404400130 |
6 | 4201113243434224 |
7 | 300251442036433 |
oct | 35537750062450 |
9 | 7200768074267 |
10 | 2040103200040 |
11 | 717226086614 |
12 | 28b476525974 |
13 | 11a4c4b0ab39 |
14 | 70a54a4281a |
15 | 38103a9c37a |
hex | 1daffa06528 |
2040103200040 has 32 divisors (see below), whose sum is σ = 4590281654280. Its totient is φ = 816032488192.
The previous prime is 2040103199993. The next prime is 2040103200049. The reversal of 2040103200040 is 400023010402.
It can be written as a sum of positive squares in 4 ways, for example, as 974488814244 + 1065614385796 = 987162^2 + 1032286^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2040103199987 and 2040103200023.
It is not an unprimeable number, because it can be changed into a prime (2040103200049) 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, 4515474 + ... + 4946686.
Almost surely, 22040103200040 is an apocalyptic number.
2040103200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2040103200040 is an abundant number, since it is smaller than the sum of its proper divisors (2550178454240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2040103200040 is a wasteful number, since it uses less digits than its factorization.
2040103200040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 549501 (or 549497 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 2040103200040 its reverse (400023010402), we get a palindrome (2440126210442).
The spelling of 2040103200040 in words is "two trillion, forty billion, one hundred three million, two hundred thousand, forty".
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