Base | Representation |
---|---|
bin | 1011111111100101010… |
… | …1101101011101110001 |
3 | 201200211202011220101112 |
4 | 2333321111231131301 |
5 | 11333440422242240 |
6 | 234353451243105 |
7 | 20613012614300 |
oct | 2777125553561 |
9 | 650752156345 |
10 | 206046680945 |
11 | 7a424a86086 |
12 | 33b24749495 |
13 | 16578c806b1 |
14 | 9d891a2437 |
15 | 555e22d665 |
hex | 2ff956d771 |
206046680945 has 96 divisors (see below), whose sum is σ = 310077227520. Its totient is φ = 130635348480.
The previous prime is 206046680941. The next prime is 206046680969. The reversal of 206046680945 is 549086640602.
It is not a de Polignac number, because 206046680945 - 22 = 206046680941 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 206046680893 and 206046680902.
It is not an unprimeable number, because it can be changed into a prime (206046680941) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 92107367 + ... + 92109603.
It is an arithmetic number, because the mean of its divisors is an integer number (3229971120).
Almost surely, 2206046680945 is an apocalyptic number.
It is an amenable number.
206046680945 is a deficient number, since it is larger than the sum of its proper divisors (104030546575).
206046680945 is a wasteful number, since it uses less digits than its factorization.
206046680945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2743 (or 2736 counting only the distinct ones).
The product of its (nonzero) digits is 2488320, while the sum is 50.
The spelling of 206046680945 in words is "two hundred six billion, forty-six million, six hundred eighty thousand, nine hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •