Base | Representation |
---|---|
bin | 111100100000001… |
… | …1000011011100101 |
3 | 12020111001221221002 |
4 | 1321000120123211 |
5 | 13124204040310 |
6 | 533241003045 |
7 | 101210634566 |
oct | 17100303345 |
9 | 5214057832 |
10 | 2030143205 |
11 | 951a65702 |
12 | 487a83485 |
13 | 26479c58c |
14 | 1538a416d |
15 | bd368da5 |
hex | 790186e5 |
2030143205 has 16 divisors (see below), whose sum is σ = 2450165760. Its totient is φ = 1614814848.
The previous prime is 2030143201. The next prime is 2030143211. The reversal of 2030143205 is 5023410302.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2030143205 - 22 = 2030143201 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030143201) 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, 686009 + ... + 688961.
It is an arithmetic number, because the mean of its divisors is an integer number (153135360).
Almost surely, 22030143205 is an apocalyptic number.
It is an amenable number.
2030143205 is a deficient number, since it is larger than the sum of its proper divisors (420022555).
2030143205 is a wasteful number, since it uses less digits than its factorization.
2030143205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3700.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 2030143205 is about 45057.1104821425. The cubic root of 2030143205 is about 1266.2191904687.
Adding to 2030143205 its reverse (5023410302), we get a palindrome (7053553507).
The spelling of 2030143205 in words is "two billion, thirty million, one hundred forty-three thousand, two hundred five".
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