12147989 is an odd 8-digits composite number following 12147988
and preceding 12147990 . In scientific notation, it is written as 1.2147989 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 10304640 positive integers (up to 12147989) that are relatively prime to 12147989.
12147989 has 8 divisors, whose sum is 14027328
The reverse of 12147989 is 98974121
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million one hundred forty-seven thousand nine hundred eighty-nine
Scientific notation
1.2147989 × 10^7
Engineering notation
1.2147989 × 10^6
Prime Factorization
7 × 97 × 17891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12147989
Product of the distinct prime numbers
The prime factorization of 12147989 is 7 × 97 × 17891.
Since it has a total of 3 prime factors.
5 , 8 , 72 , 64 , 130 , 508 , 692 , 3021 , 37442 , 70817 , 251771 , 273135 , 2145845 , 9577981 , 65283224 , 47608814 , 786344760 , 606742881 , 8160114353 , 2417661136
n×2
24295978
n×3
36443967
n×4
48591956
n×5
60739945
n÷2
6073994.5
n÷3
4049329.6666667
n÷3
3036997.25
n÷5
2429597.8
n2
147573636744121
n3
1.7927229158576E+21
n4
2.1777978261886E+28
n5
2.6455864036763E+35
2 √n
3485.396534112
3 √n
229.88014549339
4 √n
59.037247006547
5 √n
26.115652309699
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
-12147988
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 12147989 can be divided by 8 positive divisors.
The sum of these divisors (counting 12147989) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010101110100010101
3
Ternary
211212011220112
4
Quaternary
232111310111
5
Quinary
11102213424
6
Senary
1112212405
8
Octal
56256425
10
Decimal
12147989
12
Duodecimal
409a105
16
Hexadecimal
b95d15
20
Vigesimal
3fi9j9
36
Base36
78dg5
md5
3fd31b49de951831d03a218b0881dcb8
sha1
5da66527fc9197a8955c97c2c507291214c220e8
sha256
0c6cb929ebca20e7ee8c865b35173638183eb40d577bbea40887bc5814fb1d2b
sha512
e58cfb55285aa663617e0f77cdef5bc7184faa5871afb7ff81b5552d9f9a732f621fc35d864782dd96deece592d5b39591cf440a990a506dff255b36c15558c0
ripemd-160
c2fbcf0772d41d714f28aad8d3ca0ea69a10a155
Diameter
24295978
Circumference
76328065.996579
Area
4.6361625305886E+14
Volume
7.5093401898403E+21
Surface area
1.8544650122354E+15
Circumference
76328065.996579
Perimeter
48591956
Area
147573636744121
Diagonal
17179850.799359
Surface area
885441820464726
Volume
1.7927229158576E+21
Space diagonal
21040934.157788
Perimeter
36443967
Area
63901259174633
Altitude
10520467.078894
Surface area
63901259174633
Volume
2.1127442176524E+20
Height
5726616.9331197