Base | Representation |
---|---|
bin | 111110110010100… |
… | …0010111001011111 |
3 | 12102211102201222100 |
4 | 1331211002321133 |
5 | 13303324110244 |
6 | 545021220143 |
7 | 103132020210 |
oct | 17545027137 |
9 | 5384381870 |
10 | 2106863199 |
11 | 9912a6561 |
12 | 4a9701653 |
13 | 277651a1c |
14 | 15db55407 |
15 | c4e70b69 |
hex | 7d942e5f |
2106863199 has 48 divisors (see below), whose sum is σ = 3597834240. Its totient is φ = 1162607040.
The previous prime is 2106863197. The next prime is 2106863207. The reversal of 2106863199 is 9913686012.
It is a happy number.
2106863199 is a `hidden beast` number, since 2 + 1 + 0 + 6 + 8 + 631 + 9 + 9 = 666.
It is not a de Polignac number, because 2106863199 - 21 = 2106863197 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2106863197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1286209 + ... + 1287845.
It is an arithmetic number, because the mean of its divisors is an integer number (74954880).
Almost surely, 22106863199 is an apocalyptic number.
2106863199 is a deficient number, since it is larger than the sum of its proper divisors (1490971041).
2106863199 is a wasteful number, since it uses less digits than its factorization.
2106863199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2340 (or 2337 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 45.
The square root of 2106863199 is about 45900.5795061457. The cubic root of 2106863199 is about 1281.9727066424.
The spelling of 2106863199 in words is "two billion, one hundred six million, eight hundred sixty-three thousand, one hundred ninety-nine".
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