20155422 is an even 8-digits composite number following 20155421
and preceding 20155423 . In scientific notation, it is written as 2.0155422 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 5758680 positive integers (up to 20155422) that are relatively prime to 20155422.
20155422 has 8 divisors, whose sum is 31672872
The reverse of 20155422 is 22455102
Previous prime number is 21
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred fifty-five thousand four hundred twenty-two
Scientific notation
2.0155422 × 10^7
Engineering notation
2.0155422 × 10^6
Prime Factorization
2 × 21 × 479891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20155422
Product of the distinct prime numbers
The prime factorization of 20155422 is 2 × 21 × 479891.
Since it has a total of 3 prime factors.
9 , 5 , 53 , 39 , 981 , 70 , 1629 , 2394 , 71058 , 7681 , 254342 , 793458 , 5788153 , 4329428 , 39663943 , 32014120 , 43974241 , 417123037 , 8095565794 , 524495472
n×2
40310844
n×3
60466266
n×4
80621688
n×5
100777110
n÷2
10077711
n÷3
6718474
n÷3
5038855.5
n÷5
4031084.4
n2
406241035998084
n3
8.1879595142586E+21
n4
1.650317793288E+29
n5
3.3262851557828E+36
2 √n
4489.4790343647
3 √n
272.14308179963
4 √n
67.003574787952
5 √n
28.898704826132
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
-20155421
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 20155422 can be divided by 8 positive divisors.
The sum of these divisors (counting 20155422) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111000110000011110
3
Ternary
1101221000001010
4
Quaternary
1030320300132
5
Quinary
20124433142
6
Senary
2000000050
8
Octal
114706036
10
Decimal
20155422
12
Duodecimal
6900026
16
Hexadecimal
1338c1e
20
Vigesimal
65j8b2
36
Base36
c000u
md5
038894803da9598bd1385ddce54f4e86
sha1
07988f85e74ec527534db020aa2c2e13d66b8e0e
sha256
ea1ee59723f614a0597747ad1e2e1a11b003b9b8c79105408c4a50029bac87ac
sha512
226dee5ff5daa9b09b4a4715ef0301c46e8fd45942631ef5ef717d29c230eb6ee52e405c134e4ceb629fa0cb5f3147db0bfff8d43c42122a60eab959a4f9bfce
ripemd-160
6de97feeb1d3dc803732fc8269737933e77f3856
Diameter
40310844
Circumference
126640251.3704
Area
1.2762438542783E+15
Volume
3.4297644610514E+22
Surface area
5.1049754171132E+15
Circumference
126640251.3704
Perimeter
80621688
Area
406241035998084
Diagonal
28504071.147753
Surface area
2437446215988504
Volume
8.1879595142586E+21
Space diagonal
34910214.951992
Perimeter
60466266
Area
1.7590752861702E+14
Altitude
17455107.475996
Surface area
1.7590752861702E+14
Volume
9.6496028276886E+20
Height
9501357.049251