21897352 is an even 8-digits composite number following 21897351
and preceding 21897353 . In scientific notation, it is written as 2.1897352 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors.
There are 10948672 positive integers (up to 21897352) that are relatively prime to 21897352.
21897352 has 8 divisors, whose sum is 41057550
The reverse of 21897352 is 25379812
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million eight hundred ninety-seven thousand three hundred fifty-two
Scientific notation
2.1897352 × 10^7
Engineering notation
2.1897352 × 10^6
Prime Factorization
2 × 2 × 2 × 2737169
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5474338
Product of the distinct prime numbers
The prime factorization of 21897352 is 2 × 2 × 2 × 2737169.
Since it has a total of 4 prime factors.
5 , 9 , 29 , 16 , 284 , 726 , 8428 , 9589 , 45653 , 52920 , 900579 , 576170 , 2545226 , 1474451 , 79576035 , 39145763 , 628357531 , 282298838 , 8086038044 , 5238912860
n×2
43794704
n×3
65692056
n×4
87589408
n×5
109486760
n÷2
10948676
n÷3
7299117.3333333
n÷3
5474338
n÷5
4379470.4
n2
479494024611904
n3
1.0499649438824E+22
n4
2.2991451963852E+29
n5
5.0345191664356E+36
2 √n
4679.4606526821
3 √n
279.7674599902
4 √n
68.406583401615
5 √n
29.381794705704
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
-21897351
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 21897352 can be divided by 8 positive divisors.
The sum of these divisors (counting 21897352) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011100010000010001000
3
Ternary
1112012111112001
4
Quaternary
1103202002020
5
Quinary
21101203402
6
Senary
2101200344
8
Octal
123420210
10
Decimal
21897352
12
Duodecimal
74000b4
16
Hexadecimal
14e2088
20
Vigesimal
6gh37c
36
Base36
d1c3s
md5
6e8ff1308b2d69fb63336650bcee73de
sha1
522b74eee6ae917e2d6ad0f8ffd4714468ca0f55
sha256
adb18a78682bf198e7ff74a7f1f903c672bf65b1bb48f393948bf7bf9970495a
sha512
b365f05c3f40a16dcfa15faaa71efd9576240fe0f9d45bf9004fc09c13da5947ab8ded9ad2edbf2dfb1b216604d1ac33cdfe9ac4216f78ad517664f2016f84b8
ripemd-160
31c8d8a852fe9b680c60e09e1b5fba00933bfa87
Diameter
43794704
Circumference
137585120.35254
Area
1.506374905161E+15
Volume
4.3980828723035E+22
Surface area
6.0254996206438E+15
Circumference
137585120.35254
Perimeter
87589408
Area
479494024611904
Diagonal
30967532.178458
Surface area
2876964147671424
Volume
1.0499649438824E+22
Space diagonal
37927326.21522
Perimeter
65692056
Area
2.0762700313837E+14
Altitude
18963663.10761
Surface area
2.0762700313837E+14
Volume
1.2373955530456E+21
Height
10322510.726153