22128891 is an odd 8-digits composite number following 22128890
and preceding 22128892 . In scientific notation, it is written as 2.2128891 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 14752592 positive integers (up to 22128891) that are relatively prime to 22128891.
22128891 has 4 divisors, whose sum is 29505192
The reverse of 22128891 is 19882122
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-two million one hundred twenty-eight thousand eight hundred ninety-one
Scientific notation
2.2128891 × 10^7
Engineering notation
2.2128891 × 10^6
Prime Factorization
3 × 7376297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
22128891
Product of the distinct prime numbers
The prime factorization of 22128891 is 3 × 7376297.
Since it has a total of 2 prime factors.
5 , 8 , 89 , 3 , 224 , 66 , 7790 , 2269 , 35268 , 29227 , 284663 , 553207 , 5313156 , 8116138 , 77038788 , 9777723 , 864095466 , 676272668 , 967305195 , 6460362623
n×2
44257782
n×3
66386673
n×4
88515564
n×5
110644455
n÷2
11064445.5
n÷3
7376297
n÷3
5532222.75
n÷5
4425778.2
n2
489687816889881
n3
1.0836248323984E+22
n4
2.3979415801038E+29
n5
5.3063787850484E+36
2 √n
4704.135521007
3 √n
280.75007645264
4 √n
68.586700759018
5 √n
29.443669209238
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
-22128890
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 22128891 can be divided by 4 positive divisors.
The sum of these divisors (counting 22128891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010100011010100011111011
3
Ternary
1112122021010120
4
Quaternary
1110122203323
5
Quinary
21131111031
6
Senary
2110144323
8
Octal
124324373
10
Decimal
22128891
12
Duodecimal
74b20a3
16
Hexadecimal
151a8fb
20
Vigesimal
6i624b
36
Base36
d6arf
md5
10a7116f116f4a23d3c2a2e5e992abc8
sha1
0b608ae34aa4f3c73c485c08b758065a5eb01628
sha256
97c4643a6253750ba8cec6c1f0848b9d8164e3690bf376410b67228ac28172e6
sha512
a9d1771d60e5b77cee8ce740acd04c1846951d93ca14489ad0ecb80c6e47cfa0c611f801350bfb300bfbba418751346a63a6e57e8e3884516e69f9ece490e3fa
ripemd-160
4387a09ee87ac161762a73064f4ddbfa3c2e9668
Diameter
44257782
Circumference
139039922.79538
Area
1.5383996480937E+15
Volume
4.5390770836138E+22
Surface area
6.1535985923747E+15
Circumference
139039922.79538
Perimeter
88515564
Area
489687816889881
Diagonal
31294977.772476
Surface area
2938126901339286
Volume
1.0836248323984E+22
Space diagonal
38328363.527154
Perimeter
66386673
Area
2.1204104467519E+14
Altitude
19164181.763577
Surface area
2.1204104467519E+14
Volume
1.2770641120851E+21
Height
10431659.257492