12989868 is an even 8-digits composite number following 12989867
and preceding 12989869 . In scientific notation, it is written as 1.2989868 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors.
There are 4190160 positive integers (up to 12989868) that are relatively prime to 12989868.
12989868 has 24 divisors, whose sum is 31288320
The reverse of 12989868 is 86898921
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
twelve million nine hundred eighty-nine thousand eight hundred sixty-eight
Scientific notation
1.2989868 × 10^7
Engineering notation
1.2989868 × 10^6
Prime Factorization
2 × 2 × 3 × 31 × 34919
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6494934
Product of the distinct prime numbers
The prime factorization of 12989868 is 2 × 2 × 3 × 31 × 34919.
Since it has a total of 5 prime factors.
3 , 4 , 21 , 80 , 121 , 992 , 5885 , 2783 , 29868 , 98872 , 359960 , 685480 , 1210860 , 5004091 , 53513416 , 2500069 , 788740937 , 793133563 , 7918521031 , 2342690159
n×2
25979736
n×3
38969604
n×4
51959472
n×5
64949340
n÷2
6494934
n÷3
4329956
n÷3
3247467
n÷5
2597973.6
n2
168736670657424
n3
2.1918670785994E+21
n4
2.8472064024552E+28
n5
3.6984835336648E+35
2 √n
3604.1459459905
3 √n
235.07236642587
4 √n
60.034539608383
5 √n
26.467989127918
1 , 2 , 3 , 4 , 6 , 12 , 31 , 62 , 93 , 124 , 186 , 372 , 34919 , 69838 , 104757 , 139676 , 209514 , 419028 , 1082489 , 2164978 , 3247467 , 4329956 , 6494934 , 12989868
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12989867
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12989868 can be divided by 24 positive divisors.
The sum of these divisors (counting 12989868) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110001100011010110101100
3
Ternary
220102221202020
4
Quaternary
301203112230
5
Quinary
11311133433
6
Senary
1142230140
8
Octal
61432654
10
Decimal
12989868
12
Duodecimal
4425350
16
Hexadecimal
c635ac
20
Vigesimal
413ed8
36
Base36
7qf1o
md5
045517721e4febd7ba7894267c12c398
sha1
13b85a8fb136b645f915fb384e8e2c6744a0f689
sha256
788d5c91c75202af8bf37dbef8bb31d416f2b27a8716596e823ceac57e5353ee
sha512
22e9230083b8e5100b780961df6f563db897c7caa690df487ce7da1c0b7b22e1f09ecc8e71f3aff034962c9d28a6bfd1903edeae60d852d55f16d17b2aa8390a
ripemd-160
2ccad723787d4babbdfe3e11b8b1b99ba1314fe6
Diameter
25979736
Circumference
81617747.759802
Area
5.3010188492856E+14
Volume
9.181271349031E+21
Surface area
2.1204075397143E+15
Circumference
81617747.759802
Perimeter
51959472
Area
168736670657424
Diagonal
18370447.499036
Surface area
1012420023944544
Volume
2.1918670785994E+21
Space diagonal
22499111.359613
Perimeter
38969604
Area
73065121669669
Altitude
11249555.679807
Surface area
73065121669669
Volume
2.583140124562E+20
Height
6123482.4996788