21854429 is an odd 8-digits composite number following 21854428
and preceding 21854430 . In scientific notation, it is written as 2.1854429 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 20900656 positive integers (up to 21854429) that are relatively prime to 21854429.
21854429 has 8 divisors, whose sum is 22822560
The reverse of 21854429 is 92445812
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million eight hundred fifty-four thousand four hundred twenty-nine
Scientific notation
2.1854429 × 10^7
Engineering notation
2.1854429 × 10^6
Prime Factorization
29 × 107 × 7043
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21854429
Product of the distinct prime numbers
The prime factorization of 21854429 is 29 × 107 × 7043.
Since it has a total of 3 prime factors.
8 , 7 , 65 , 41 , 739 , 235 , 889 , 2919 , 85708 , 58965 , 340455 , 327547 , 9851356 , 1242699 , 75186081 , 39986303 , 375767913 , 457482738 , 4832829762 , 3980456843
n×2
43708858
n×3
65563287
n×4
87417716
n×5
109272145
n÷2
10927214.5
n÷3
7284809.6666667
n÷3
5463607.25
n÷5
4370885.8
n2
477616066916041
n3
1.0438026423676E+22
n4
2.2811710737635E+29
n5
4.9853691268418E+36
2 √n
4674.8720838115
3 √n
279.58454116767
4 √n
68.373036233675
5 √n
29.370266875484
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
-21854428
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 21854429 can be divided by 8 positive divisors.
The sum of these divisors (counting 21854429) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011010111100011011101
3
Ternary
1112010022122022
4
Quaternary
1103113203131
5
Quinary
21043320204
6
Senary
2100225525
8
Octal
123274335
10
Decimal
21854429
12
Duodecimal
739b2a5
16
Hexadecimal
14d78dd
20
Vigesimal
6gbg19
36
Base36
d0ezh
md5
170280d0807252f39ffe9fe68d81f931
sha1
1ff5c3cc38406f341b93621782c654c890c14208
sha256
09299c2c8268266b77dacc6e6096e6fb41267fb3914a293ff1943776df689b56
sha512
62f1594254ee4cf603fe8bcff2a7f8525f9d3b4d94d49e63d18aa74810a156b0d29ac77f2aeebd0a366dcf3f48102b716a4e888b36a03d8d7abf50157061b4b6
ripemd-160
cc15e7040ccb4c161562b405433c32a3a18c6784
Diameter
43708858
Circumference
137315427.1896
Area
1.5004751270599E+15
Volume
4.3722702840795E+22
Surface area
6.0019005082395E+15
Circumference
137315427.1896
Perimeter
87417716
Area
477616066916041
Diagonal
30906829.88972
Surface area
2865696401496246
Volume
1.0438026423676E+22
Space diagonal
37852981.398407
Perimeter
65563287
Area
2.0681382360245E+14
Altitude
18926490.699203
Surface area
2.0681382360245E+14
Volume
1.2301332110643E+21
Height
10302276.629907