Base | Representation |
---|---|
bin | 100111111011100101… |
… | …0010000111101100100 |
3 | 22012100010201021100112 |
4 | 1033313022100331210 |
5 | 2401104231320032 |
6 | 103220554232152 |
7 | 6123663554405 |
oct | 1176712207544 |
9 | 265303637315 |
10 | 85751041892 |
11 | 33404255a6a |
12 | 14751a25658 |
13 | 8117764499 |
14 | 421689d9ac |
15 | 236d32b1b2 |
hex | 13f7290f64 |
85751041892 has 12 divisors (see below), whose sum is σ = 150119331180. Its totient is φ = 42859804416.
The previous prime is 85751041879. The next prime is 85751041897. The reversal of 85751041892 is 29814015758.
It can be written as a sum of positive squares in 2 ways, for example, as 72009575716 + 13741466176 = 268346^2 + 117224^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 85751041892.
It is not an unprimeable number, because it can be changed into a prime (85751041897) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3916853 + ... + 3938684.
It is an arithmetic number, because the mean of its divisors is an integer number (12509944265).
Almost surely, 285751041892 is an apocalyptic number.
It is an amenable number.
85751041892 is a deficient number, since it is larger than the sum of its proper divisors (64368289288).
85751041892 is a wasteful number, since it uses less digits than its factorization.
85751041892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7858270 (or 7858268 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 50.
The spelling of 85751041892 in words is "eighty-five billion, seven hundred fifty-one million, forty-one thousand, eight hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •