Base | Representation |
---|---|
bin | 101001011110110010… |
… | …1111100111100100001 |
3 | 22111221011002110020100 |
4 | 1102331211330330201 |
5 | 2424414012014310 |
6 | 104531201333013 |
7 | 6302330052654 |
oct | 1227545747441 |
9 | 274834073210 |
10 | 89080188705 |
11 | 34862498272 |
12 | 15320937169 |
13 | 85283b0341 |
14 | 4450aa589b |
15 | 24b5739ec0 |
hex | 14bd97cf21 |
89080188705 has 24 divisors (see below), whose sum is σ = 159729995880. Its totient is φ = 45871176960.
The previous prime is 89080188697. The next prime is 89080188719. The reversal of 89080188705 is 50788108098.
It can be written as a sum of positive squares in 4 ways, for example, as 4742801424 + 84337387281 = 68868^2 + 290409^2 .
It is not a de Polignac number, because 89080188705 - 23 = 89080188697 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34129036 + ... + 34131645.
It is an arithmetic number, because the mean of its divisors is an integer number (6655416495).
Almost surely, 289080188705 is an apocalyptic number.
It is an amenable number.
89080188705 is a deficient number, since it is larger than the sum of its proper divisors (70649807175).
89080188705 is a wasteful number, since it uses less digits than its factorization.
89080188705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68260721 (or 68260718 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 54.
The spelling of 89080188705 in words is "eighty-nine billion, eighty million, one hundred eighty-eight thousand, seven hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.230 sec. • engine limits •