22120821 is an odd 8-digits composite number following 22120820
and preceding 22120822 . In scientific notation, it is written as 2.2120821 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 14747208 positive integers (up to 22120821) that are relatively prime to 22120821.
22120821 has 4 divisors, whose sum is 24578700
The reverse of 22120821 is 12802122
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-two million one hundred twenty thousand eight hundred twenty-one
Scientific notation
2.2120821 × 10^7
Engineering notation
2.2120821 × 10^6
Prime Factorization
9 × 2457869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
22120821
Product of the distinct prime numbers
The prime factorization of 22120821 is 9 × 2457869.
Since it has a total of 2 prime factors.
1 , 3 , 53 , 50 , 973 , 411 , 179 , 2937 , 26360 , 85036 , 302794 , 963153 , 1334445 , 3240035 , 7765866 , 60336847 , 214425928 , 899113412 , 4989374350 , 4909008800
n×2
44241642
n×3
66362463
n×4
88483284
n×5
110604105
n÷2
11060410.5
n÷3
7373607
n÷3
5530205.25
n÷5
4424164.2
n2
489330721714041
n3
1.0824397304837E+22
n4
2.3944455521318E+29
n5
5.2967101452955E+36
2 √n
4703.2776868903
3 √n
280.7159441715
4 √n
68.580446826266
5 √n
29.441521382861
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-22120820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22120821 can be divided by 4 positive divisors.
The sum of these divisors (counting 22120821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010100011000100101110101
3
Ternary
1112121212001200
4
Quaternary
1110120211311
5
Quinary
21130331241
6
Senary
2110043113
8
Octal
124304565
10
Decimal
22120821
12
Duodecimal
74a9499
16
Hexadecimal
1518975
20
Vigesimal
6i5211
36
Base36
d64j9
md5
211c90b54a47684cd4d2505fe36c3656
sha1
bd51d4f12801750b7d078a893d739975bf7edb8e
sha256
f2e874c628d6a4e8235978c73caacc7157cbc13efbfc6964c442315e984dd1f3
sha512
be96837170599181ee1b4f0a15ff772a87bf0b849c6005a0e21890d57e89f052c366641cd0a2ee56a241d3153f5198a071bb51b0f1f7abf8105de5ed715ec635
ripemd-160
acbd01c5d2dd472c83ce31ba74429f31f162de63
Diameter
44241642
Circumference
138989217.48995
Area
1.5372778005126E+15
Volume
4.5341129403218E+22
Surface area
6.1491112020505E+15
Circumference
138989217.48995
Perimeter
88483284
Area
489330721714041
Diagonal
31283565.069028
Surface area
2935984330284246
Volume
1.0824397304837E+22
Space diagonal
38314385.877137
Perimeter
66362463
Area
2.1188641792827E+14
Altitude
19157192.938568
Surface area
2.1188641792827E+14
Volume
1.2756674560846E+21
Height
10427855.023009