9987490639 is an odd 10-digits composite number following 9987490638
and preceding 9987490640 . In scientific notation, it is written as 9.987490639 × 10^9.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 8529115320 positive integers (up to 9987490639) that are relatively prime to 9987490639.
9987490639 has 8 divisors, whose sum is 11456396288
The reverse of 9987490639 is 9360947899
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 64
Digital Root 1
Name
nine billion nine hundred eighty-seven million four hundred ninety thousand six hundred thirty-nine
Scientific notation
9.987490639 × 10^9
Engineering notation
9.987490639 × 10^9
Prime Factorization
7 × 271 × 5264887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9987490639
Product of the distinct prime numbers
The prime factorization of 9987490639 is 7 × 271 × 5264887.
Since it has a total of 3 prime factors.
10 , 2 , 21 , 98 , 460 , 207 , 697 , 9955 , 63880 , 18668 , 954513 , 146615 , 4909241 , 6847464 , 30745189 , 8416533 , 323268531 , 881326804 , 6896304789 , 2550563783
n×2
19974981278
n×3
29962471917
n×4
39949962556
n×5
49937453195
n÷2
4993745319.5
n÷3
3329163546.3333
n÷3
2496872659.75
n÷5
1997498127.8
n2
9.9749969264113E+19
n3
9.9625188426586E+29
n4
9.9500563681914E+39
n5
9.9376094834834E+49
2 √n
99937.433622242
3 √n
2153.5359618008
4 √n
316.12882440904
5 √n
99.974968749867
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
-9987490638
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 9987490639 can be divided by 8 positive divisors.
The sum of these divisors (counting 9987490639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010011010011010000001101001111
3
Ternary
221210001020002111201
4
Quaternary
21103103100031033
5
Quinary
130423244200024
6
Senary
4331014330331
8
Octal
112323201517
10
Decimal
9987490639
12
Duodecimal
1b289599a7
16
Hexadecimal
2534d034f
20
Vigesimal
7g11g6bj
36
Base36
4l6al3j
md5
108776509f7f07decb85b2253c14b02a
sha1
f47be42cbc666220bf62367ced257e76adbd2a6b
sha256
4f4c9c2402ec89b6d0767a30a0b67e829be41409dab0d950e2e23e72892d3dd7
sha512
3feaf111f38ffbee168da4a92f6e3e3ab854607378e799be9869ae118eeba6a5c78d2fb41f7763941f286ed33fc1039e90a40046d7404bdb830394fa3c521206
ripemd-160
ed21fd3205de25c5d3a9d1b68531da68409f538f
Diameter
19974981278
Circumference
62753254438.558
Area
3.1337377063594E+20
Volume
4.1730901343128E+30
Surface area
1.2534950825438E+21
Circumference
62753254438.558
Perimeter
39949962556
Area
9.9749969264113E+19
Diagonal
14124444715.748
Surface area
5.9849981558468E+20
Volume
9.9625188426586E+29
Space diagonal
17298841226.867
Perimeter
29962471917
Area
4.3193003704719E+19
Altitude
8649420613.4333
Surface area
4.3193003704719E+19
Volume
1.1740941052238E+29
Height
4708148238.5827