Base | Representation |
---|---|
bin | 111100001110111… |
… | …1000111000111001 |
3 | 12012212001120111210 |
4 | 1320131320320321 |
5 | 13114400213423 |
6 | 532315113333 |
7 | 101041035033 |
oct | 17035707071 |
9 | 5185046453 |
10 | 2021101113 |
11 | 94794a1a9 |
12 | 484a42849 |
13 | 262954a25 |
14 | 1525ccc53 |
15 | bc67eb93 |
hex | 78778e39 |
2021101113 has 16 divisors (see below), whose sum is σ = 2726640000. Its totient is φ = 1331573760.
The previous prime is 2021101067. The next prime is 2021101127. The reversal of 2021101113 is 3111011202.
It is not a de Polignac number, because 2021101113 - 210 = 2021100089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2021101213) 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, 77593 + ... + 100313.
It is an arithmetic number, because the mean of its divisors is an integer number (170415000).
Almost surely, 22021101113 is an apocalyptic number.
It is an amenable number.
2021101113 is a deficient number, since it is larger than the sum of its proper divisors (705538887).
2021101113 is a wasteful number, since it uses less digits than its factorization.
2021101113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23072.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 2021101113 is about 44956.6581609443. The cubic root of 2021101113 is about 1264.3365136527.
Adding to 2021101113 its reverse (3111011202), we get a palindrome (5132112315).
The spelling of 2021101113 in words is "two billion, twenty-one million, one hundred one thousand, one hundred thirteen".
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