20676989 is an odd 8-digits composite number following 20676988
and preceding 20676990 . In scientific notation, it is written as 2.0676989 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 20652060 positive integers (up to 20676989) that are relatively prime to 20676989.
20676989 has 4 divisors, whose sum is 20701920
The reverse of 20676989 is 98967602
Previous prime number is 859
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million six hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
2.0676989 × 10^7
Engineering notation
2.0676989 × 10^6
Prime Factorization
859 × 24071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20676989
Product of the distinct prime numbers
The prime factorization of 20676989 is 859 × 24071.
Since it has a total of 2 prime factors.
9 , 9 , 50 , 22 , 689 , 975 , 8720 , 8028 , 92531 , 26969 , 914469 , 30427 , 4426781 , 2672025 , 16501245 , 79062722 , 735427687 , 815980072 , 8409042175 , 7692935853
n×2
41353978
n×3
62030967
n×4
82707956
n×5
103384945
n÷2
10338494.5
n÷3
6892329.6666667
n÷3
5169247.25
n÷5
4135397.8
n2
427537874106121
n3
8.8401959199756E+21
n4
1.8278863379518E+29
n5
3.779518570308E+36
2 √n
4547.195729238
3 √n
274.47055820961
4 √n
67.43289797449
5 √n
29.046744147503
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
-20676988
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 20676989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20676989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111000000101111101
3
Ternary
1102220111111102
4
Quaternary
1032320011331
5
Quinary
20243130424
6
Senary
2015102445
8
Octal
116700575
10
Decimal
20676989
12
Duodecimal
6b11a25
16
Hexadecimal
13b817d
20
Vigesimal
694c99
36
Base36
cb6gt
md5
6947b689b55645b04d5ca12405986530
sha1
2ef95c8fa106e6d259c5dd95f42e2de56d5a1dd4
sha256
d494ca7175a5cca4efdaf1de58325b905e0d68f37059ba3e7577d29b203c8571
sha512
66eae7b6ba6a74d4055ebf373d5cbcad410d479fa482b9512f3b12874b03064f0057d899408663bcdf889280d9893eb68408ec991d45f0e6f40b2e0c5e04118d
ripemd-160
d014a5b56adcd2a3ed414a8ed9976c45b5eea66f
Diameter
41353978
Circumference
129917353.48151
Area
1.3431498444232E+15
Volume
3.7029726077987E+22
Surface area
5.3725993776928E+15
Circumference
129917353.48151
Perimeter
82707956
Area
427537874106121
Diagonal
29241678.272839
Surface area
2565227244636726
Volume
8.8401959199756E+21
Space diagonal
35813595.495543
Perimeter
62030967
Area
1.8512933002795E+14
Altitude
17906797.747771
Surface area
1.8512933002795E+14
Volume
1.0418270803387E+21
Height
9747226.0909464