2989871 is an odd 7-digits composite number following 2989870
and preceding 2989872 . In scientific notation, it is written as 2.989871 × 10^6.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 2886744 positive integers (up to 2989871) that are relatively prime to 2989871.
2989871 has 4 divisors, whose sum is 3093000
The reverse of 2989871 is 1789892
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 44
Digital Root 8
Name
two million nine hundred eighty-nine thousand eight hundred seventy-one
Scientific notation
2.989871 × 10^6
Engineering notation
2.989871 × 10^6
Prime Factorization
29 × 103099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2989871
Product of the distinct prime numbers
The prime factorization of 2989871 is 29 × 103099.
Since it has a total of 2 prime factors.
8 , 3 , 29 , 20 , 954 , 829 , 2122 , 8632 , 39792 , 79045 , 67477 , 424929 , 7313244 , 8226775 , 51226470 , 52321394 , 384575214 , 404666151 , 9136911837 , 8665250233
n×2
5979742
n×3
8969613
n×4
11959484
n×5
14949355
n÷2
1494935.5
n÷3
996623.66666667
n÷3
747467.75
n÷5
597974.2
n2
8939328596641
n3
2.6727439330568E+19
n4
7.9911595758724E+25
n5
2.3892536272273E+32
2 √n
1729.1243448636
3 √n
144.0624568317
4 √n
41.582740949384
5 √n
19.730154685585
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2989870
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2989871 can be divided by 4 positive divisors.
The sum of these divisors (counting 2989871) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011011001111100101111
3
Ternary
12121220022222
4
Quaternary
23121330233
5
Quinary
1231133441
6
Senary
144025555
8
Octal
13317457
10
Decimal
2989871
12
Duodecimal
10022bb
16
Hexadecimal
2d9f2f
20
Vigesimal
idedb
36
Base36
1s2zz
md5
733c900f81373bf3eb3f6f7ee5c91d30
sha1
fbbfd142abf62d8fc4252ef40c1aebc8fb98db84
sha256
4d5afb9bcaf5ddd3dacb7e23c55a3248d685053864d6a6751c805f916319fa3e
sha512
85efc710ae8758e12ae53fb18af43202f45e0ef07e947b6713dea801d63278f7da9b6d8839632dac353e67f8c6275df9034c0b19364f4ed043f8a4d9234a1b66
ripemd-160
b550cef4cefad32dacbbbfbf3c689c615e06070e
Diameter
5979742
Circumference
18785913.537562
Area
28083729047233
Volume
1.119556360669E+20
Surface area
1.1233491618893E+14
Circumference
18785913.537562
Perimeter
11959484
Area
8939328596641
Diagonal
4228316.117946
Surface area
53635971579846
Volume
2.6727439330568E+19
Space diagonal
5178608.4800768
Perimeter
8969613
Area
3870842828733.9
Altitude
2589304.2400384
Surface area
3870842828733.9
Volume
3.1498589323994E+18
Height
1409438.705982