20308930 is an even 8-digits composite number following 20308929
and preceding 20308931 . In scientific notation, it is written as 2.0308930 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 7824960 positive integers (up to 20308930) that are relatively prime to 20308930.
20308930 has 16 divisors, whose sum is 31409280
The reverse of 20308930 is 03980302
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million three hundred eight thousand nine hundred thirty
Scientific notation
2.0308930 × 10^7
Engineering notation
2.0308930 × 10^6
Prime Factorization
2 × 655 × 37 × 419
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20308930
Product of the distinct prime numbers
The prime factorization of 20308930 is 2 × 655 × 37 × 419.
Since it has a total of 4 prime factors.
3 , 3 , 19 , 46 , 301 , 323 , 3926 , 2257 , 92974 , 81290 , 814832 , 864306 , 2410560 , 7609506 , 27923813 , 7779090 , 438272647 , 895971966 , 3539282022 , 1308392476
n×2
40617860
n×3
60926790
n×4
81235720
n×5
101544650
n÷2
10154465
n÷3
6769643.3333333
n÷3
5077232.5
n÷5
4061786
n2
412452637744900
n3
8.3764717482765E+21
n4
1.7011717838273E+29
n5
3.4548978675723E+36
2 √n
4506.5430209863
3 √n
272.83223512066
4 √n
67.130790409366
5 √n
28.942591072193
1 , 2 , 37 , 74 , 419 , 655 , 838 , 1310 , 15503 , 24235 , 31006 , 48470 , 274445 , 548890 , 10154465 , 20308930
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20308929
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20308930 can be divided by 16 positive divisors.
The sum of these divisors (counting 20308930) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101011110001111000010
3
Ternary
1102012210121121
4
Quaternary
1031132033002
5
Quinary
20144341210
6
Senary
2003142454
8
Octal
115361702
10
Decimal
20308930
12
Duodecimal
6974a2a
16
Hexadecimal
135e3c2
20
Vigesimal
66ic6a
36
Base36
c3agy
md5
ea71be82f0c3c71bd6330fe56113e2a5
sha1
33fe4824d735b8b547cab04489a890d6757878e8
sha256
254a2de85aafbab8f8ade2035112feea715992178be1b743161546b718c4c79f
sha512
897107aa7021cf4f9b668656ea2ab1669a94d5b0ad7f6bac7682d6c92c0c69488baf1e31d86b7a8d0bfdd03478a98cda8fb3927b510a51e70a9d3a83b4f8c401
ripemd-160
3aaba1b8e639541b929c5319682d5036a5f91b6d
Diameter
40617860
Circumference
127604770.58054
Area
1.2957581766931E+15
Volume
3.5087282809851E+22
Surface area
5.1830327067724E+15
Circumference
127604770.58054
Perimeter
81235720
Area
412452637744900
Diagonal
28721164.243286
Surface area
2474715826469400
Volume
8.3764717482765E+21
Space diagonal
35176098.60736
Perimeter
60926790
Area
1.7859723107249E+14
Altitude
17588049.30368
Surface area
1.7859723107249E+14
Volume
9.8717666260398E+20
Height
9573721.4144286