22157215 is an odd 8-digits composite number following 22157214
and preceding 22157216 . In scientific notation, it is written as 2.2157215 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17725768 positive integers (up to 22157215) that are relatively prime to 22157215.
22157215 has 4 divisors, whose sum is 26588664
The reverse of 22157215 is 51275122
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-two million one hundred fifty-seven thousand two hundred fifteen
Scientific notation
2.2157215 × 10^7
Engineering notation
2.2157215 × 10^6
Prime Factorization
5 × 4431443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
22157215
Product of the distinct prime numbers
The prime factorization of 22157215 is 5 × 4431443.
Since it has a total of 2 prime factors.
9 , 3 , 67 , 68 , 784 , 273 , 814 , 7847 , 2813 , 12891 , 527586 , 284497 , 8188586 , 1116472 , 34947552 , 46908870 , 278779915 , 518340967 , 7113204959 , 5473759780
n×2
44314430
n×3
66471645
n×4
88628860
n×5
110786075
n÷2
11078607.5
n÷3
7385738.3333333
n÷3
5539303.75
n÷5
4431443
n2
490942176556225
n3
1.0877911358524E+22
n4
2.4102422072176E+29
n5
5.3404254787396E+36
2 √n
4707.1451008015
3 √n
280.86980793632
4 √n
68.608637217201
5 √n
29.451202671627
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
-22157214
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 22157215 can be divided by 4 positive divisors.
The sum of these divisors (counting 22157215) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010100100001011110011111
3
Ternary
1112200200222121
4
Quaternary
1110201132133
5
Quinary
21133012330
6
Senary
2110523411
8
Octal
124413637
10
Decimal
22157215
12
Duodecimal
7506567
16
Hexadecimal
152179f
20
Vigesimal
6i9d0f
36
Base36
d6wm7
md5
4014202b8a7a1337615771d7dd8bfe18
sha1
2f60b3f0905e087e339b5088389b0e07be1deeb7
sha256
6f4784f9087452615f40088455b7947d0714cfabaa28fb066984d8c00ac6e3f5
sha512
11d7b427348f6325dae51b747173eb85e5b41b65fe91900102087cd30bec90a84fea6063a487ff1849a0b4453647c2139e02c1d047ce6a4da457bf3bd5665920
ripemd-160
e98ade6acbf1c3569df13a1c421f15dd8287e8db
Diameter
44314430
Circumference
139217887.73602
Area
1.5423403352064E+15
Volume
4.5565288547121E+22
Surface area
6.1693613408257E+15
Circumference
139217887.73602
Perimeter
88628860
Area
490942176556225
Diagonal
31335033.957417
Surface area
2945653059337350
Volume
1.0877911358524E+22
Space diagonal
38377422.134227
Perimeter
66471645
Area
2.1258419834346E+14
Altitude
19188711.067114
Surface area
2.1258419834346E+14
Volume
1.2819741477931E+21
Height
10445011.319139