Base | Representation |
---|---|
bin | 11100110011000001110… |
… | …10101010010001000001 |
3 | 10111120222202111011221000 |
4 | 32121200322222101001 |
5 | 112202412411441124 |
6 | 2034315555122213 |
7 | 131325644131650 |
oct | 16314072522101 |
9 | 3446882434830 |
10 | 989468468289 |
11 | 3516a4178284 |
12 | 13b922ba3369 |
13 | 723ca436082 |
14 | 35c67881197 |
15 | 1ab11db26c9 |
hex | e660eaa441 |
989468468289 has 32 divisors (see below), whose sum is σ = 1675355191040. Its totient is φ = 565388729856.
The previous prime is 989468468123. The next prime is 989468468327. The reversal of 989468468289 is 982864864989.
989468468289 is a `hidden beast` number, since 9 + 8 + 94 + 68 + 468 + 2 + 8 + 9 = 666.
It is not a de Polignac number, because 989468468289 - 28 = 989468468033 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (989468468689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5681937 + ... + 5853489.
It is an arithmetic number, because the mean of its divisors is an integer number (52354849720).
Almost surely, 2989468468289 is an apocalyptic number.
It is an amenable number.
989468468289 is a deficient number, since it is larger than the sum of its proper divisors (685886722751).
989468468289 is a wasteful number, since it uses less digits than its factorization.
989468468289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202086 (or 202080 counting only the distinct ones).
The product of its digits is 3439853568, while the sum is 81.
The spelling of 989468468289 in words is "nine hundred eighty-nine billion, four hundred sixty-eight million, four hundred sixty-eight thousand, two hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •