20108930 is an even 8-digits composite number following 20108929
and preceding 20108931 . In scientific notation, it is written as 2.0108930 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 8043568 positive integers (up to 20108930) that are relatively prime to 20108930.
20108930 has 8 divisors, whose sum is 36196092
The reverse of 20108930 is 03980102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred eight thousand nine hundred thirty
Scientific notation
2.0108930 × 10^7
Engineering notation
2.0108930 × 10^6
Prime Factorization
2 × 5 × 2010893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20108930
Product of the distinct prime numbers
The prime factorization of 20108930 is 2 × 5 × 2010893.
Since it has a total of 3 prime factors.
8 , 5 , 48 , 24 , 88 , 13 , 961 , 7480 , 32740 , 23768 , 64508 , 573160 , 450945 , 6304605 , 86325771 , 13824879 , 857333097 , 506328117 , 8202709130 , 3773530597
n×2
40217860
n×3
60326790
n×4
80435720
n×5
100544650
n÷2
10054465
n÷3
6702976.6666667
n÷3
5027232.5
n÷5
4021786
n2
404369065744900
n3
8.1314292372296E+21
n4
1.635143413314E+29
n5
3.2880984438293E+36
2 √n
4484.2981613626
3 √n
271.93367219218
4 √n
66.964902459143
5 √n
28.885360526377
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
-20108929
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 20108930 can be divided by 8 positive divisors.
The sum of these divisors (counting 20108930) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101011010000010
3
Ternary
1101211122021012
4
Quaternary
1030231122002
5
Quinary
20121441210
6
Senary
1555000522
8
Octal
114553202
10
Decimal
20108930
12
Duodecimal
6899142
16
Hexadecimal
132d682
20
Vigesimal
65dc6a
36
Base36
bz05e
md5
3979d4d8c836238165ebd6dd7f394ca4
sha1
f5b38dfc152514903a8535170bc98b47ac09a8e1
sha256
a25b1c583a07b9c124188ae6a61b9c46a8afb134b0caddcb354cc707a65c463e
sha512
09efc43c4a3519897ff634800892ee2dfc77152d94e09225eb06ebdc974ed3463a2392ef94ee06008aa44d50d2bd1b0316a2d389604921b30cd72f892ecb6ae3
ripemd-160
18c25a83ee35eb4f508eb66c9a32a9d3d5c6d088
Diameter
40217860
Circumference
126348133.5191
Area
1.2703628862831E+15
Volume
3.4060851139821E+22
Surface area
5.0814515451326E+15
Circumference
126348133.5191
Perimeter
80435720
Area
404369065744900
Diagonal
28438321.530811
Surface area
2426214394469400
Volume
8.1314292372296E+21
Space diagonal
34829688.445846
Perimeter
60326790
Area
1.7509694171983E+14
Altitude
17414844.222923
Surface area
1.7509694171983E+14
Volume
9.582981257306E+20
Height
9479440.5102704