Base | Representation |
---|---|
bin | 111110001010001… |
… | …0101111111101001 |
3 | 12101100121221011022 |
4 | 1330110111333221 |
5 | 13232420122003 |
6 | 542543542225 |
7 | 102454136423 |
oct | 17424257751 |
9 | 5340557138 |
10 | 2085707753 |
11 | 980367118 |
12 | 4a25ba975 |
13 | 2731556cc |
14 | 15b009813 |
15 | c3192738 |
hex | 7c515fe9 |
2085707753 has 12 divisors (see below), whose sum is σ = 2171246220. Its totient is φ = 2003405376.
The previous prime is 2085707731. The next prime is 2085707759. The reversal of 2085707753 is 3577075802.
It can be written as a sum of positive squares in 6 ways, for example, as 20187049 + 2065520704 = 4493^2 + 45448^2 .
It is not a de Polignac number, because 2085707753 - 220 = 2084659177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2085707759) 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 11 ways as a sum of consecutive naturals, for example, 159383 + ... + 171971.
It is an arithmetic number, because the mean of its divisors is an integer number (180937185).
Almost surely, 22085707753 is an apocalyptic number.
It is an amenable number.
2085707753 is a deficient number, since it is larger than the sum of its proper divisors (85538467).
2085707753 is a wasteful number, since it uses less digits than its factorization.
2085707753 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12844 (or 12815 counting only the distinct ones).
The product of its (nonzero) digits is 411600, while the sum is 44.
The square root of 2085707753 is about 45669.5495160616. The cubic root of 2085707753 is about 1277.6674138207.
The spelling of 2085707753 in words is "two billion, eighty-five million, seven hundred seven thousand, seven hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •