9987804521 is an odd 10-digits composite number following 9987804520
and preceding 9987804522 . In scientific notation, it is written as 9.987804521 × 10^9.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 9386671680 positive integers (up to 9987804521) that are relatively prime to 9987804521.
9987804521 has 8 divisors, whose sum is 10590639264
The reverse of 9987804521 is 1254087899
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 53
Digital Root 8
Name
nine billion nine hundred eighty-seven million eight hundred four thousand five hundred twenty-one
Scientific notation
9.987804521 × 10^9
Engineering notation
9.987804521 × 10^9
Prime Factorization
17 × 691 × 850243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9987804521
Product of the distinct prime numbers
The prime factorization of 9987804521 is 17 × 691 × 850243.
Since it has a total of 3 prime factors.
4 , 4 , 57 , 94 , 171 , 962 , 5506 , 6932 , 37945 , 68972 , 930344 , 725138 , 6018203 , 4442592 , 4823158 , 60322563 , 867810262 , 132899882 , 5657715700 , 1927798386
n×2
19975609042
n×3
29963413563
n×4
39951218084
n×5
49939022605
n÷2
4993902260.5
n÷3
3329268173.6667
n÷3
2496951130.25
n÷5
1997560904.2
n2
9.9756239149708E+19
n3
9.9634581637741E+29
n4
9.9513072492937E+39
n5
9.9391711534356E+49
2 √n
99939.004002441
3 √n
2153.5585216582
4 √n
316.13130816552
5 √n
99.97559713491
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
-9987804520
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 9987804521 can be divided by 8 positive divisors.
The sum of these divisors (counting 9987804521) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010011010100011100110101101001
3
Ternary
221210001211001001222
4
Quaternary
21103110130311221
5
Quinary
130423334221041
6
Senary
4331025151425
8
Octal
112324346551
10
Decimal
9987804521
12
Duodecimal
1b28a8b575
16
Hexadecimal
25351cd69
20
Vigesimal
7g13fb61
36
Base36
4l6hbah
md5
eafe186302427e50fe3abadd6b964036
sha1
cb5907bee90935c4650304e89da36a84877f9e17
sha256
0f838ac1dbffb447a3a5688d3c544c4477e086a9a26032463e763a0dc4f73f2a
sha512
956a011d7804d5c35e1aa43901262b0c14efdbd462ddd2d8b741b709f4e79cdc1a90059281b84cff6059ae1bbc73dca7513001dc2b82150deab547a8ea23ab17
ripemd-160
3cec7495a7fcfba3c11d4b8480165e64fb851a79
Diameter
19975609042
Circumference
62755226617.329
Area
3.1339346806247E+20
Volume
4.1734835962216E+30
Surface area
1.2535738722499E+21
Circumference
62755226617.329
Perimeter
39951218084
Area
9.9756239149708E+19
Diagonal
14124888611.93
Surface area
5.9853743489825E+20
Volume
9.9634581637741E+29
Space diagonal
17299384886.438
Perimeter
29963413563
Area
4.3195718644821E+19
Altitude
8649692443.2191
Surface area
4.3195718644821E+19
Volume
1.1742048052789E+29
Height
4708296203.9765