Base | Representation |
---|---|
bin | 111111001000110… |
… | …1000101010001001 |
3 | 12110122102121021100 |
4 | 1332101220222021 |
5 | 13314322132301 |
6 | 550115532013 |
7 | 103333253013 |
oct | 17621505211 |
9 | 5418377240 |
10 | 2118552201 |
11 | 99795a697 |
12 | 4b15ba009 |
13 | 279bb52ac |
14 | 1615191b3 |
15 | c5ece286 |
hex | 7e468a89 |
2118552201 has 12 divisors (see below), whose sum is σ = 3062777328. Its totient is φ = 1411146744.
The previous prime is 2118552181. The next prime is 2118552221. The reversal of 2118552201 is 1022558112.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2118552181) and next prime (2118552221).
It is not a de Polignac number, because 2118552201 - 25 = 2118552169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2118552221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90735 + ... + 111668.
It is an arithmetic number, because the mean of its divisors is an integer number (255231444).
Almost surely, 22118552201 is an apocalyptic number.
It is an amenable number.
2118552201 is a deficient number, since it is larger than the sum of its proper divisors (944225127).
2118552201 is a wasteful number, since it uses less digits than its factorization.
2118552201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203572 (or 203569 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 27.
The square root of 2118552201 is about 46027.7329552521. The cubic root of 2118552201 is about 1284.3391558292.
The spelling of 2118552201 in words is "two billion, one hundred eighteen million, five hundred fifty-two thousand, two hundred one".
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