9987689909 is an odd 10-digits composite number following 9987689908
and preceding 9987689910 . In scientific notation, it is written as 9.987689909 × 10^9.
The sum of its digits is 74. It has a total of 2 prime factors and 4 positive divisors.
There are 9963965760 positive integers (up to 9987689909) that are relatively prime to 9987689909.
9987689909 has 4 divisors, whose sum is 10011414060
The reverse of 9987689909 is 9099867899
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 74
Digital Root 2
Name
nine billion nine hundred eighty-seven million six hundred eighty-nine thousand nine hundred nine
Scientific notation
9.987689909 × 10^9
Engineering notation
9.987689909 × 10^9
Prime Factorization
421 × 23723729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
9987689909
Product of the distinct prime numbers
The prime factorization of 9987689909 is 421 × 23723729.
Since it has a total of 2 prime factors.
5 , 2 , 74 , 98 , 350 , 25 , 2697 , 7299 , 81641 , 88776 , 867545 , 518677 , 6673580 , 8005802 , 80104932 , 2878572 , 146049909 , 81406785 , 645637897 , 6713849706
n×2
19975379818
n×3
29963069727
n×4
39950759636
n×5
49938449545
n÷2
4993844954.5
n÷3
3329229969.6667
n÷3
2496922477.25
n÷5
1997537981.8
n2
9.975394971834E+19
n3
9.9631151698476E+29
n4
9.9508504844092E+39
n5
9.9386008969101E+49
2 √n
99938.430591039
3 √n
2153.5502841257
4 √n
316.13040124455
5 √n
99.975367685971
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
-9987689908
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 9987689909 can be divided by 4 positive divisors.
The sum of these divisors (counting 9987689909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010011010100000000110110110101
3
Ternary
221210001121012212002
4
Quaternary
21103110000312311
5
Quinary
130423322034114
6
Senary
4331022505045
8
Octal
112324006665
10
Decimal
9987689909
12
Duodecimal
1b28a35185
16
Hexadecimal
253500db5
20
Vigesimal
7g1314f9
36
Base36
4l6euut
md5
6eb9cef325ca14d532fd9aadf18b21f2
sha1
2666a47274038a887105d2d2390fe069f0a7f734
sha256
867adad80679e5922a59a7fc3b3c471a418bd789099d8d7bf0c0bbd407a067d4
sha512
f249fb1ba44194d3abbe876bc18f8cd31fb18a997a9a2abb2fd00c51bd349d12c6a6493371c9e65d8f4446f53a77e43ff13ce81999d3c4cf4b9505f8e95238d5
ripemd-160
4b8cda42bb7e841831fc70b6d880b6938e4fd2ef
Diameter
19975379818
Circumference
62754506488.895
Area
3.133862756017E+20
Volume
4.1733399232616E+30
Surface area
1.2535451024068E+21
Circumference
62754506488.895
Perimeter
39950759636
Area
9.975394971834E+19
Diagonal
14124726526.085
Surface area
5.9852369831004E+20
Volume
9.9631151698476E+29
Space diagonal
17299186372.631
Perimeter
29963069727
Area
4.3194727291959E+19
Altitude
8649593186.3155
Surface area
4.3194727291959E+19
Volume
1.174164383057E+29
Height
4708242175.3616