Base | Representation |
---|---|
bin | 111100100000001… |
… | …0010110100010011 |
3 | 12020111000210101110 |
4 | 1321000102310103 |
5 | 13124202321321 |
6 | 533240304403 |
7 | 101210510550 |
oct | 17100226423 |
9 | 5214023343 |
10 | 2030120211 |
11 | 951a4a3a9 |
12 | 487a72103 |
13 | 264791c82 |
14 | 153899a27 |
15 | bd362176 |
hex | 79012d13 |
2030120211 has 16 divisors (see below), whose sum is σ = 3094216704. Its totient is φ = 1159806144.
The previous prime is 2030120179. The next prime is 2030120221. The reversal of 2030120211 is 1120210302.
It is not a de Polignac number, because 2030120211 - 25 = 2030120179 is a prime.
It is a super-2 number, since 2×20301202112 = 8242776142221369042, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2030120221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121135 + ... + 136871.
It is an arithmetic number, because the mean of its divisors is an integer number (193388544).
Almost surely, 22030120211 is an apocalyptic number.
2030120211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2030120211 is a deficient number, since it is larger than the sum of its proper divisors (1064096493).
2030120211 is a wasteful number, since it uses less digits than its factorization.
2030120211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21890.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 2030120211 is about 45056.8553163667. The cubic root of 2030120211 is about 1266.2144099268.
Adding to 2030120211 its reverse (1120210302), we get a palindrome (3150330513).
Subtracting from 2030120211 its reverse (1120210302), we obtain a palindrome (909909909).
The spelling of 2030120211 in words is "two billion, thirty million, one hundred twenty thousand, two hundred eleven".
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