11897989 is an odd 8-digits composite number following 11897988
and preceding 11897990 . In scientific notation, it is written as 1.1897989 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 11702880 positive integers (up to 11897989) that are relatively prime to 11897989.
11897989 has 4 divisors, whose sum is 12093100
The reverse of 11897989 is 98979811
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eleven million eight hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
1.1897989 × 10^7
Engineering notation
1.1897989 × 10^6
Prime Factorization
61 × 195049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11897989
Product of the distinct prime numbers
The prime factorization of 11897989 is 61 × 195049.
Since it has a total of 2 prime factors.
8 , 7 , 97 , 68 , 43 , 326 , 4994 , 1102 , 29959 , 36760 , 798105 , 771806 , 1681104 , 6865233 , 89651306 , 11371386 , 141618439 , 990766585 , 8128517456 , 711790317
n×2
23795978
n×3
35693967
n×4
47591956
n×5
59489945
n÷2
5948994.5
n÷3
3965996.3333333
n÷3
2974497.25
n÷5
2379597.8
n2
141562142244121
n3
1.684304811237E+21
n4
2.0039840116745E+28
n5
2.3843379727079E+35
2 √n
3449.3461699284
3 √n
228.29226012175
4 √n
58.731134587444
5 √n
26.007266778217
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
-11897988
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 11897989 can be divided by 4 positive divisors.
The sum of these divisors (counting 11897989) is 1, the average is 0.25.
Base
System
Value
2
Binary
101101011000110010000101
3
Ternary
211101110222021
4
Quaternary
231120302011
5
Quinary
11021213424
6
Senary
1103003141
8
Octal
55306205
10
Decimal
11897989
12
Duodecimal
3b994b1
16
Hexadecimal
b58c85
20
Vigesimal
3e74j9
36
Base36
730jp
md5
a356033ac2076b8d203fc2a2592e9b1f
sha1
352a1fe3d2054ee5f3c510c8e418f937299cd98b
sha256
35c48216fdc7d625ad285c66047f48b01755dfaf38a6bb2248989173df6ff9a1
sha512
dd1575e56259dd630b78512bd21e3d1e36a03f39614b4ac90a2fb0d8aa6a1717377f3987cb4d07ea78cc26b52b49c83f0c40d9ff56823fa9477b2464de3b7e1c
ripemd-160
cd27bf9d395e4b49d7888dcaf50688c3a4721645
Diameter
23795978
Circumference
74757269.669784
Area
4.4473058610056E+14
Volume
7.0551994951841E+21
Surface area
1.7789223444023E+15
Circumference
74757269.669784
Perimeter
47591956
Area
141562142244121
Diagonal
16826297.408766
Surface area
849372853464726
Volume
1.684304811237E+21
Space diagonal
20607921.455896
Perimeter
35693967
Area
61298205698778
Altitude
10303960.727948
Surface area
61298205698778
Volume
1.984972256018E+20
Height
5608765.802922