Base | Representation |
---|---|
bin | 111100001101010… |
… | …0111111100000001 |
3 | 12012210110002111010 |
4 | 1320122213330001 |
5 | 13114140321444 |
6 | 532244511133 |
7 | 101030541561 |
oct | 17032477401 |
9 | 5183402433 |
10 | 2020245249 |
11 | 947415180 |
12 | 4846ab4a9 |
13 | 2627152b9 |
14 | 152448da1 |
15 | bc5612b9 |
hex | 786a7f01 |
2020245249 has 16 divisors (see below), whose sum is σ = 2944696320. Its totient is φ = 1221825360.
The previous prime is 2020245223. The next prime is 2020245277. The reversal of 2020245249 is 9425420202.
2020245249 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2020245249 - 25 = 2020245217 is a prime.
It is a super-2 number, since 2×20202452492 = 8162781732214144002, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2020245209) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48097 + ... + 79710.
It is an arithmetic number, because the mean of its divisors is an integer number (184043520).
Almost surely, 22020245249 is an apocalyptic number.
It is an amenable number.
2020245249 is a deficient number, since it is larger than the sum of its proper divisors (924451071).
2020245249 is a wasteful number, since it uses less digits than its factorization.
2020245249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128300.
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 2020245249 is about 44947.1383849962. The cubic root of 2020245249 is about 1264.1580213647.
The spelling of 2020245249 in words is "two billion, twenty million, two hundred forty-five thousand, two hundred forty-nine".
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