Base | Representation |
---|---|
bin | 111010111110001… |
… | …010111111100101 |
3 | 2112221200112101112 |
4 | 322332022333211 |
5 | 4011240021420 |
6 | 242101434405 |
7 | 33342363356 |
oct | 7276127745 |
9 | 2487615345 |
10 | 989376485 |
11 | 468528219 |
12 | 23740ba05 |
13 | 129c8a896 |
14 | 95583d2d |
15 | 5bcd38c5 |
hex | 3af8afe5 |
989376485 has 8 divisors (see below), whose sum is σ = 1219339896. Its totient is φ = 770109120.
The previous prime is 989376467. The next prime is 989376511. The reversal of 989376485 is 584673989.
It can be written as a sum of positive squares in 4 ways, for example, as 602113444 + 387263041 = 24538^2 + 19679^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 989376485 - 220 = 988327909 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2673806 + ... + 2674175.
It is an arithmetic number, because the mean of its divisors is an integer number (152417487).
Almost surely, 2989376485 is an apocalyptic number.
It is an amenable number.
989376485 is a deficient number, since it is larger than the sum of its proper divisors (229963411).
989376485 is a wasteful number, since it uses less digits than its factorization.
989376485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5348023.
The product of its digits is 13063680, while the sum is 59.
The square root of 989376485 is about 31454.3555807459. The cubic root of 989376485 is about 996.4462138984.
The spelling of 989376485 in words is "nine hundred eighty-nine million, three hundred seventy-six thousand, four hundred eighty-five".
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