20798908 is an even 8-digits composite number following 20798907
and preceding 20798909 . In scientific notation, it is written as 2.0798908 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 9599472 positive integers (up to 20798908) that are relatively prime to 20798908.
20798908 has 12 divisors, whose sum is 39198040
The reverse of 20798908 is 80989702
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million seven hundred ninety-eight thousand nine hundred eight
Scientific notation
2.0798908 × 10^7
Engineering notation
2.0798908 × 10^6
Prime Factorization
2 × 2 × 13 × 399979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10399454
Product of the distinct prime numbers
The prime factorization of 20798908 is 2 × 2 × 13 × 399979.
Since it has a total of 4 prime factors.
8 , 9 , 78 , 89 , 459 , 642 , 8616 , 5770 , 54632 , 62578 , 808052 , 865631 , 4939741 , 4366192 , 83287446 , 9329522 , 786818438 , 204244711 , 6658569789 , 6367059766
n×2
41597816
n×3
62396724
n×4
83195632
n×5
103994540
n÷2
10399454
n÷3
6932969.3333333
n÷3
5199727
n÷5
4159781.6
n2
432594573992464
n3
8.9974947457685E+21
n4
1.8713806544772E+29
n5
3.8922674065451E+36
2 √n
4560.5819804056
3 √n
275.00896058957
4 √n
67.532081120054
5 √n
29.080917662766
1 , 2 , 4 , 13 , 26 , 52 , 399979 , 799958 , 1599916 , 5199727 , 10399454 , 20798908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20798907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20798908 can be divided by 12 positive divisors.
The sum of these divisors (counting 20798908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111010101110110111100
3
Ternary
1110010200201221
4
Quaternary
1033111312330
5
Quinary
20311031113
6
Senary
2021443124
8
Octal
117256674
10
Decimal
20798908
12
Duodecimal
6b704a4
16
Hexadecimal
13d5dbc
20
Vigesimal
69jh58
36
Base36
cdsjg
md5
00df7c963161a93cedfb54d7ad45d497
sha1
49eb7398c45d1e1361faf7c3ec009322dada1dd4
sha256
6d55cfad89231d21ecc8f59ae492e8230d7f6596adc08ddd9f8e4bec5993c81c
sha512
857af0cdd3024354760c8d6bff19d853d9ac2162f3dbd61ac6dd92229512169e5cfcde837cfa272c6154c58efa9de3e4ce8c787ec71f2cc8dbb1de7fc85f4b70
ripemd-160
0ebe0f062889a761345827bd737a2cec14c26839
Diameter
41597816
Circumference
130683393.15098
Area
1.3590359356375E+15
Volume
3.7688617858692E+22
Surface area
5.4361437425501E+15
Circumference
130683393.15098
Perimeter
83195632
Area
432594573992464
Diagonal
29414097.77615
Surface area
2595567443954784
Volume
8.9974947457685E+21
Space diagonal
36024765.397951
Perimeter
62396724
Area
1.8731894530839E+14
Altitude
18012382.698975
Surface area
1.8731894530839E+14
Volume
1.0603649247372E+21
Height
9804699.2587168