Base | Representation |
---|---|
bin | 101001101000001000… |
… | …1101011000110100100 |
3 | 22112201222220102100210 |
4 | 1103100101223012210 |
5 | 2431034232433334 |
6 | 105022235535420 |
7 | 6313154254455 |
oct | 1232021530644 |
9 | 275658812323 |
10 | 89393639844 |
11 | 34a034197a3 |
12 | 153a98ba570 |
13 | 857830a7a2 |
14 | 448057b12c |
15 | 24d30045e9 |
hex | 14d046b1a4 |
89393639844 has 24 divisors (see below), whose sum is σ = 208726041888. Its totient is φ = 29777753920.
The previous prime is 89393639767. The next prime is 89393639849. The reversal of 89393639844 is 44893639398.
It is not an unprimeable number, because it can be changed into a prime (89393639849) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2497242 + ... + 2532785.
It is an arithmetic number, because the mean of its divisors is an integer number (8696918412).
Almost surely, 289393639844 is an apocalyptic number.
It is an amenable number.
89393639844 is an abundant number, since it is smaller than the sum of its proper divisors (119332402044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89393639844 is a wasteful number, since it uses less digits than its factorization.
89393639844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5031515 (or 5031513 counting only the distinct ones).
The product of its digits is 120932352, while the sum is 66.
The spelling of 89393639844 in words is "eighty-nine billion, three hundred ninety-three million, six hundred thirty-nine thousand, eight hundred forty-four".
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