21068435 is an odd 8-digits composite number following 21068434
and preceding 21068436 . In scientific notation, it is written as 2.1068435 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 15967584 positive integers (up to 21068435) that are relatively prime to 21068435.
21068435 has 8 divisors, whose sum is 26612880
The reverse of 21068435 is 53486012
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million sixty-eight thousand four hundred thirty-five
Scientific notation
2.1068435 × 10^7
Engineering notation
2.1068435 × 10^6
Prime Factorization
5 × 19 × 221773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21068435
Product of the distinct prime numbers
The prime factorization of 21068435 is 5 × 19 × 221773.
Since it has a total of 3 prime factors.
8 , 8 , 39 , 76 , 287 , 743 , 7729 , 8464 , 97323 , 2852 , 118780 , 265688 , 5435103 , 2475493 , 35298126 , 7798825 , 124766746 , 16484242 , 6578021252 , 6876497678
n×2
42136870
n×3
63205305
n×4
84273740
n×5
105342175
n÷2
10534217.5
n÷3
7022811.6666667
n÷3
5267108.75
n÷5
4213687
n2
443878953349225
n3
9.3518348765062E+21
n4
1.970285252264E+29
n5
4.1510826768783E+36
2 √n
4590.0364922297
3 √n
276.19178629081
4 √n
67.749808060464
5 √n
29.155900223673
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
-21068434
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 21068435 can be divided by 8 positive divisors.
The sum of these divisors (counting 21068435) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010111101010010011
3
Ternary
1110122101110102
4
Quaternary
1100113222103
5
Quinary
20343142220
6
Senary
2031323015
8
Octal
120275223
10
Decimal
21068435
12
Duodecimal
708046b
16
Hexadecimal
1417a93
20
Vigesimal
6bdb1f
36
Base36
cjkib
md5
e1cf77dcb77337be4ee12af5cba7f204
sha1
8cec5db37397769c5aaad7b53bc7e799465d33bd
sha256
3f6e45084787fca3da4dc0abaf166b6f633b6cf0c796e9fdaed18c1b3a7abf5b
sha512
27bdfa25a8d9204a4b54c315b36ce38f2c080a0302efc1fb2dafb9a6176013051e661740839d4169bfbb7ec4e4cb93785c6f3cadfe6b9af587140177bae99834
ripemd-160
ab56d6a3b7bc08114d09ef060bc455571b691683
Diameter
42136870
Circumference
132376881.23727
Area
1.3944868589251E+15
Volume
3.9172874327489E+22
Surface area
5.5779474357002E+15
Circumference
132376881.23727
Perimeter
84273740
Area
443878953349225
Diagonal
29795266.514976
Surface area
2663273720095350
Volume
9.3518348765062E+21
Space diagonal
36491599.855962
Perimeter
63205305
Area
1.9220522490284E+14
Altitude
18245799.927981
Surface area
1.9220522490284E+14
Volume
1.1021243096191E+21
Height
9931755.504992