8087989 is an odd 7-digits composite number following 8087988
and preceding 8087990 . In scientific notation, it is written as 8.087989 × 10^6.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 6398784 positive integers (up to 8087989) that are relatively prime to 8087989.
8087989 has 12 divisors, whose sum is 10133004
The reverse of 8087989 is 9897808
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 49
Digital Root 4
Name
eight million eighty-seven thousand nine hundred eighty-nine
Scientific notation
8.087989 × 10^6
Engineering notation
8.087989 × 10^6
Prime Factorization
13 × 7 × 7 × 12697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1155427
Product of the distinct prime numbers
The prime factorization of 8087989 is 13 × 7 × 7 × 12697.
Since it has a total of 4 prime factors.
10 , 8 , 66 , 18 , 428 , 314 , 6296 , 7126 , 58832 , 74634 , 947602 , 43833 , 2433501 , 9190364 , 48674595 , 43704761 , 647161334 , 689598717 , 7590171010 , 1585760039
n×2
16175978
n×3
24263967
n×4
32351956
n×5
40439945
n÷2
4043994.5
n÷3
2695996.3333333
n÷3
2021997.25
n÷5
1617597.8
n2
65415566064121
n3
5.2908037875538E+20
n4
4.2791962834894E+27
n5
3.4610092469703E+34
2 √n
2843.9389937198
3 √n
200.73056975642
4 √n
53.328594522262
5 √n
24.075100591439
1 , 7 , 13 , 49 , 91 , 637 , 12697 , 88879 , 165061 , 622153 , 1155427 , 8087989
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8087988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8087989 can be divided by 12 positive divisors.
The sum of these divisors (counting 8087989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11110110110100110110101
3
Ternary
120012220122011
4
Quaternary
132312212311
5
Quinary
4032303424
6
Senary
445204221
8
Octal
36664665
10
Decimal
8087989
12
Duodecimal
2860671
16
Hexadecimal
7b69b5
20
Vigesimal
2aajj9
36
Base36
4tcqd
md5
9ef36b680b6a201c0263c52d5ff522e8
sha1
3fee3ba354c3e99782063e20d1f4388efaf58073
sha256
a75e61f806b4c8a0814e52770b0a42fa1d73b973713234941594b151b9ee796a
sha512
a3150fd9ceaacd3aebd63bc0b9eab4a96fd0bd29a2ddc37fb56aa4f0bb5e5c8da797cbdbdd71fbca3f3c2a2b941309db744355038bc80e15f42b5104bfdd9642
ripemd-160
fbd8302d8cc2613d0b8f5661fd489489b1764829
Diameter
16175978
Circumference
50818333.64943
Area
2.0550906177746E+14
Volume
2.2162067080752E+21
Surface area
8.2203624710984E+14
Circumference
50818333.64943
Perimeter
32351956
Area
65415566064121
Diagonal
11438143.736124
Surface area
392493396384726
Volume
5.2908037875538E+20
Space diagonal
14008807.879058
Perimeter
24263967
Area
28325771007234
Altitude
7004403.9395291
Surface area
28325771007234
Volume
6.235272060178E+19
Height
3812714.5787081