Base | Representation |
---|---|
bin | 111100001101001… |
… | …1101001010111000 |
3 | 12012210100211222121 |
4 | 1320122131022320 |
5 | 13114132414034 |
6 | 532243531024 |
7 | 101030266153 |
oct | 17032351270 |
9 | 5183324877 |
10 | 2020201144 |
11 | 947395025 |
12 | 484689a74 |
13 | 2626cb1c0 |
14 | 152436c9a |
15 | bc5531b4 |
hex | 7869d2b8 |
2020201144 has 64 divisors (see below), whose sum is σ = 4303504800. Its totient is φ = 881362944.
The previous prime is 2020201097. The next prime is 2020201223. The reversal of 2020201144 is 4411020202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218364 + ... + 1220020.
Almost surely, 22020201144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2020201144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2151752400).
2020201144 is an abundant number, since it is smaller than the sum of its proper divisors (2283303656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020201144 is a wasteful number, since it uses less digits than its factorization.
2020201144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2312 (or 2308 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 2020201144 is about 44946.6477504163. The cubic root of 2020201144 is about 1264.1488218058.
Adding to 2020201144 its reverse (4411020202), we get a palindrome (6431221346).
The spelling of 2020201144 in words is "two billion, twenty million, two hundred one thousand, one hundred forty-four".
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