Base | Representation |
---|---|
bin | 11101011001011101100… |
… | …011100011101001001000 |
3 | 21011010111111200010210211 |
4 | 131121131203203221020 |
5 | 231044334240344430 |
6 | 4144022523450504 |
7 | 265645354431226 |
oct | 35313543435110 |
9 | 7133444603724 |
10 | 2020204231240 |
11 | 709844692858 |
12 | 287642386a34 |
13 | 1186733481a0 |
14 | 6dac7d39b16 |
15 | 3783bb3b72a |
hex | 1d65d8e3a48 |
2020204231240 has 32 divisors (see below), whose sum is σ = 4895110253880. Its totient is φ = 745921562112.
The previous prime is 2020204231229. The next prime is 2020204231247. The reversal of 2020204231240 is 421324020202.
It can be written as a sum of positive squares in 4 ways, for example, as 799139450916 + 1221064780324 = 893946^2 + 1105018^2 .
It is not an unprimeable number, because it can be changed into a prime (2020204231247) 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, 1942503549 + ... + 1942504588.
Almost surely, 22020204231240 is an apocalyptic number.
2020204231240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2020204231240 is an abundant number, since it is smaller than the sum of its proper divisors (2874906022640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020204231240 is a wasteful number, since it uses less digits than its factorization.
2020204231240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3885008161 (or 3885008157 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 2020204231240 its reverse (421324020202), we get a palindrome (2441528251442).
The spelling of 2020204231240 in words is "two trillion, twenty billion, two hundred four million, two hundred thirty-one thousand, two hundred forty".
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