20221455 is an odd 8-digits composite number following 20221454
and preceding 20221456 . In scientific notation, it is written as 2.0221455 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 10436640 positive integers (up to 20221455) that are relatively prime to 20221455.
20221455 has 16 divisors, whose sum is 33398784
The reverse of 20221455 is 55412202
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred twenty-one thousand four hundred fifty-five
Scientific notation
2.0221455 × 10^7
Engineering notation
2.0221455 × 10^6
Prime Factorization
3 × 5 × 31 × 43487
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20221455
Product of the distinct prime numbers
The prime factorization of 20221455 is 3 × 5 × 31 × 43487.
Since it has a total of 4 prime factors.
10 , 9 , 95 , 97 , 947 , 265 , 4349 , 8940 , 97813 , 62036 , 460815 , 937059 , 8222780 , 942881 , 35318853 , 68374311 , 262694217 , 350685741 , 8969471438 , 7613531393
n×2
40442910
n×3
60664365
n×4
80885820
n×5
101107275
n÷2
10110727.5
n÷3
6740485
n÷3
5055363.75
n÷5
4044291
n2
408907242317025
n3
8.2686993996878E+21
n4
1.6720513281931E+29
n5
3.3811310690748E+36
2 √n
4496.827214826
3 √n
272.43995534757
4 √n
67.05838661067
5 √n
28.917615592082
1 , 3 , 5 , 15 , 31 , 93 , 155 , 465 , 43487 , 130461 , 217435 , 652305 , 1348097 , 4044291 , 6740485 , 20221455
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
-20221454
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 20221455 can be divided by 16 positive divisors.
The sum of these divisors (counting 20221455) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001000111000001111
3
Ternary
1102001100121210
4
Quaternary
1031020320033
5
Quinary
20134041310
6
Senary
2001225503
8
Octal
115107017
10
Decimal
20221455
12
Duodecimal
6932293
16
Hexadecimal
1348e0f
20
Vigesimal
667dcf
36
Base36
c1ez3
md5
aff6f1eb079156514fb305e05838601a
sha1
a3b8ab13a18d9b416fd53d4f55f76ec6e6f10299
sha256
ea21a92298aaebe4221a324f5391d839cdb2403f46872444fe3f781b962b5b76
sha512
d45d31df5d1eb26fe7f62b8248f5db65b3014f235ad260c738ab5effe038249729768b375b8306aeda50a800267996d5429aae87649da6e97847e6c864cf43bf
ripemd-160
0157b6d189d552295784b5c223da9989bcd5e19f
Diameter
40442910
Circumference
127055148.94579
Area
1.2846199884628E+15
Volume
3.4635847051735E+22
Surface area
5.1384799538513E+15
Circumference
127055148.94579
Perimeter
80885820
Area
408907242317025
Diagonal
28597455.911917
Surface area
2453443453902150
Volume
8.2686993996878E+21
Space diagonal
35024587.462968
Perimeter
60664365
Area
1.7706202981899E+14
Altitude
17512293.731484
Surface area
1.7706202981899E+14
Volume
9.7447556951873E+20
Height
9532485.3039724