7989493487 is an odd 10-digits composite number following 7989493486
and preceding 7989493488 . In scientific notation, it is written as 7.989493487 × 10^9.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 7970645592 positive integers (up to 7989493487) that are relatively prime to 7989493487.
7989493487 has 8 divisors, whose sum is 8008358016
The reverse of 7989493487 is 7843949897
Previous prime number is 547
Is Prime? no Number parity odd Number length 10 Sum of Digits 68 Digital Root 5
Name
seven billion nine hundred eighty-nine million four hundred ninety-three thousand four hundred eighty-seven
Scientific notation
7.989493487 × 10^9
Engineering notation
7.989493487 × 10^9
Prime Factorization
4583 × 547 × 3187
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
7989493487 Product of the distinct prime numbers
The prime factorization of 7989493487 is 4583 × 547 × 3187.
Since it has a total of 3 prime factors.
1 , 6 , 52 , 37 , 920 , 758 , 3311 , 5917 , 12394 , 78206 , 583739 , 995541 , 2832235 , 6849858 , 34580637 , 13779242 , 878777223 , 550117813 , 8622641931 , 9444406915
n×2
15978986974
n×3
23968480461
n×4
31957973948
n×5
39947467435
n÷2
3994746743.5
n÷3
2663164495.6667
n÷3
1997373371.75
n÷5
1597898697.4
n2
6.3832006178815E+19
n3
5.0998539762779E+29
n4
4.0745250128123E+39
n5
3.2553391052483E+49
2 √n89383.966610349
3 √n1999.1240736825
4 √n298.97151471394
5 √n95.610116947578
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-7989493486 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989493487 can be divided by 8 positive divisors.
The sum of these divisors (counting 7989493487) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100001101011111111011101111
3
Ternary
202121210122022200012
4
Quaternary
13130031133323233
5
Quinary
112330302242422
6
Senary
3400442323435
8
Octal
73415377357
10
Decimal
7989493487
12
Duodecimal
166b7b957b
16
Hexadecimal
1dc35feef
20
Vigesimal
64ge6de7
36
Base36
3o4qkmn
md5
13106bbabec8c65dcea61b5298976ac0
sha1
45259f5272a71861b317648d3c5e4b4e552467d3
sha256
1e451d30ce261cd704e990000055e9bd3955984db76c18f6ab8a7675fbd84485
sha512
6ac5e3fd7dff5d6d72a9b7ef627293cccd73b78bd4b900d67ebd0904995e087159117abadef843f7e69f4027323160316ae2e9b040de2379bdb2e78c7b741818
ripemd-160
19f3a1b962783a422263b3626961f8fa2f7556b9
Diameter
15978986974
Circumference
50199468089.325
Area
2.0053416167526E+20
Volume
2.1362218381674E+30
Surface area
8.0213664670106E+20
Circumference
50199468089.325
Perimeter
31957973948
Area
6.3832006178815E+19
Diagonal
11298850045.807
Surface area
3.8299203707289E+20
Volume
5.0998539762779E+29
Space diagonal
13838208646.225
Perimeter
23968480461
Area
2.764006946269E+19
Altitude
6919104323.1123
Surface area
2.764006946269E+19
Volume
6.0102355494788E+28
Height
3766283348.6023