9920987 is an odd 7-digits composite number following 9920986
and preceding 9920988 . In scientific notation, it is written as 9.920987 × 10^6.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 9513504 positive integers (up to 9920987) that are relatively prime to 9920987.
9920987 has 8 divisors, whose sum is 10333200
The reverse of 9920987 is 7890299
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 44
Digital Root 8
Name
nine million nine hundred twenty thousand nine hundred eighty-seven
Scientific notation
9.920987 × 10^6
Engineering notation
9.920987 × 10^6
Prime Factorization
29 × 157 × 2179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9920987
Product of the distinct prime numbers
The prime factorization of 9920987 is 29 × 157 × 2179.
Since it has a total of 3 prime factors.
10 , 4 , 4 , 55 , 684 , 283 , 8041 , 1000 , 24570 , 51618 , 925 , 160729 , 4309060 , 8932919 , 84363821 , 43117726 , 800476992 , 451079835 , 5651988835 , 9831171008
n×2
19841974
n×3
29762961
n×4
39683948
n×5
49604935
n÷2
4960493.5
n÷3
3306995.6666667
n÷3
2480246.75
n÷5
1984197.4
n2
98425983054169
n3
9.7648289834263E+20
n4
9.6876741401796E+27
n5
9.6111289204958E+34
2 √n
3149.7598321142
3 √n
214.87454010857
4 √n
56.122721175244
5 √n
25.079043925766
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
-9920986
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 9920987 can be divided by 8 positive divisors.
The sum of these divisors (counting 9920987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101110110000111011011
3
Ternary
200200001000222
4
Quaternary
211312013123
5
Quinary
10014432422
6
Senary
552350255
8
Octal
45660733
10
Decimal
9920987
12
Duodecimal
33a538b
16
Hexadecimal
9761db
20
Vigesimal
320297
36
Base36
5wn2z
md5
b39de6331c3245799fe75529d7b6f252
sha1
edf73b2735959700a5681db9c33e11fb84941057
sha256
484bafaef7ce3656377ea9cd0a263267f2ebe05dd5e42996bd8e5466b35da042
sha512
df39c34fad05ef743186a215e7f35580ce1e0d8336fdfbf46a4009e33ee45bc6108229292114d8afc0ea85565a92d36d2b162470aa50c4fde890a61b2e8c9355
ripemd-160
dfecebe4b4067c6fc7de469ba5cca23a6d4898cc
Diameter
19841974
Circumference
62335399.75112
Area
3.0921434528533E+14
Volume
4.090281999719E+21
Surface area
1.2368573811413E+15
Circumference
62335399.75112
Perimeter
39683948
Area
98425983054169
Diagonal
14030394.367527
Surface area
590555898325014
Volume
9.7648289834263E+20
Space diagonal
17183653.54523
Perimeter
29762961
Area
42619700858684
Altitude
8591826.7726152
Surface area
42619700858684
Volume
1.1507961318846E+20
Height
4676798.1225091