21371705 is an odd 8-digits composite number following 21371704
and preceding 21371706 . In scientific notation, it is written as 2.1371705 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 17001136 positive integers (up to 21371705) that are relatively prime to 21371705.
21371705 has 8 divisors, whose sum is 25790400
The reverse of 21371705 is 50717312
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred seventy-one thousand seven hundred five
Scientific notation
2.1371705 × 10^7
Engineering notation
2.1371705 × 10^6
Prime Factorization
5 × 179 × 23879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21371705
Product of the distinct prime numbers
The prime factorization of 21371705 is 5 × 179 × 23879.
Since it has a total of 3 prime factors.
7 , 3 , 21 , 12 , 336 , 60 , 6884 , 9743 , 61731 , 69933 , 804929 , 308609 , 1588767 , 3110787 , 56700536 , 93250828 , 695594218 , 603233724 , 8864936626 , 6356729500
n×2
42743410
n×3
64115115
n×4
85486820
n×5
106858525
n÷2
10685852.5
n÷3
7123901.6666667
n÷3
5342926.25
n÷5
4274341
n2
456749774607025
n3
9.7615214417178E+21
n4
2.0862035660357E+29
n5
4.4585727183263E+36
2 √n
4622.9541421044
3 √n
277.51069406614
4 √n
67.992309433526
5 √n
29.239358098108
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
-21371704
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 21371705 can be divided by 8 positive divisors.
The sum of these divisors (counting 21371705) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100001101100111001
3
Ternary
1111012210110122
4
Quaternary
1101201230321
5
Quinary
20432343310
6
Senary
2042023025
8
Octal
121415471
10
Decimal
21371705
12
Duodecimal
71a7a75
16
Hexadecimal
1461b39
20
Vigesimal
6db955
36
Base36
cq2ih
md5
0292399c02c698e74ca91282b10885e0
sha1
0de9c2cc9dba751d26350fe5ee165590ddb7aa50
sha256
62a30e20d78ef13d8493c9ea811a0fb5425f24008cbde0785e2d215afcceb353
sha512
584cf20d05513036639917bf3fd0258f1d8a179c48b82e863933e011c5946f83d72cab8854234cc3428baef9899e1f4e975eac784a1ce2978841d2f205d566f0
ripemd-160
ab0be63888ab9b94b68c7872299d14584c220308
Diameter
42743410
Circumference
134282382.84538
Area
1.4349217364342E+15
Volume
4.088896539888E+22
Surface area
5.7396869457369E+15
Circumference
134282382.84538
Perimeter
85486820
Area
456749774607025
Diagonal
30224155.062037
Surface area
2740498647642150
Volume
9.7615214417178E+21
Space diagonal
37016878.904374
Perimeter
64115115
Area
1.9777845399125E+14
Altitude
18508439.452187
Surface area
1.9777845399125E+14
Volume
1.1504063343561E+21
Height
10074718.354012