20081392 is an even 8-digits composite number following 20081391
and preceding 20081393 . In scientific notation, it is written as 2.0081392 × 10^7.
The sum of its digits is 25. It has a total of 6 prime factors and 20 positive divisors.
There are 9520896 positive integers (up to 20081392) that are relatively prime to 20081392.
20081392 has 20 divisors, whose sum is 39056776
The reverse of 20081392 is 29318002
Previous prime number is 4531
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighty-one thousand three hundred ninety-two
Scientific notation
2.0081392 × 10^7
Engineering notation
2.0081392 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 4531 × 277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2510174
Product of the distinct prime numbers
The prime factorization of 20081392 is 2 × 2 × 2 × 2 × 4531 × 277.
Since it has a total of 6 prime factors.
6 , 5 , 58 , 4 , 99 , 427 , 5998 , 3477 , 68835 , 84033 , 596196 , 1525 , 1627617 , 1979585 , 84287397 , 947910 , 285335485 , 746143673 , 3231007649 , 8749888835
n×2
40162784
n×3
60244176
n×4
80325568
n×5
100406960
n÷2
10040696
n÷3
6693797.3333333
n÷3
5020348
n÷5
4016278.4
n2
403262304657664
n3
8.098068418654E+21
n4
1.6262048635781E+29
n5
3.2656457337818E+36
2 √n
4481.2266177912
3 √n
271.80948308108
4 √n
66.941964549833
5 √n
28.877444827803
1 , 2 , 4 , 8 , 16 , 277 , 554 , 1108 , 2216 , 4432 , 4531 , 9062 , 18124 , 36248 , 72496 , 1255087 , 2510174 , 5020348 , 10040696 , 20081392
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081391
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081392 can be divided by 20 positive divisors.
The sum of these divisors (counting 20081392) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100100110101011110000
3
Ternary
1101210020111021
4
Quaternary
1030212223300
5
Quinary
20120101032
6
Senary
1554225224
8
Octal
114465360
10
Decimal
20081392
12
Duodecimal
6885214
16
Hexadecimal
1326af0
20
Vigesimal
65a39c
36
Base36
byewg
md5
60ab9eba1070051353a30ac232d0d0e4
sha1
2eaae22c306552f476bd995e1dcd39ca039ac64e
sha256
295efa994d7f8524cee69b3847e6f482d2595177732d3be1697cbe0605fc29ee
sha512
dbb7fac7ac45cd3f44ec65ed2d803143ba8c8c09df15fbd5b872ca5cde9783e67a808821ccb7b0b33becc73d97dc291676248acc5cb2e136fb38ee202b76cc1d
ripemd-160
2cf25299a693e8d95ebc634df6e217142dbe863d
Diameter
40162784
Circumference
126175107.16211
Area
1.2668858937822E+15
Volume
3.3921109669748E+22
Surface area
5.0675435751288E+15
Circumference
126175107.16211
Perimeter
80325568
Area
403262304657664
Diagonal
28399376.917731
Surface area
2419573827945984
Volume
8.098068418654E+21
Space diagonal
34781991.230707
Perimeter
60244176
Area
1.746177001111E+14
Altitude
17390995.615354
Surface area
1.746177001111E+14
Volume
9.5436651555714E+20
Height
9466458.9725769