21086410 is an even 8-digits composite number following 21086409
and preceding 21086411 . In scientific notation, it is written as 2.1086410 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8434560 positive integers (up to 21086410) that are relatively prime to 21086410.
21086410 has 8 divisors, whose sum is 37955556
The reverse of 21086410 is 01468012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million eighty-six thousand four hundred ten
Scientific notation
2.1086410 × 10^7
Engineering notation
2.1086410 × 10^6
Prime Factorization
2 × 5 × 2108641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21086410
Product of the distinct prime numbers
The prime factorization of 21086410 is 2 × 5 × 2108641.
Since it has a total of 3 prime factors.
4 , 9 , 81 , 37 , 945 , 133 , 4552 , 3576 , 1110 , 80842 , 44373 , 868001 , 8563686 , 1550691 , 35411193 , 41167868 , 371278298 , 3620869 , 5882222694 , 7607922627
n×2
42172820
n×3
63259230
n×4
84345640
n×5
105432050
n÷2
10543205
n÷3
7028803.3333333
n÷3
5271602.5
n÷5
4217282
n2
444636686688100
n3
9.3757914765468E+21
n4
1.9770178314897E+29
n5
4.1688208572103E+36
2 √n
4591.9941202053
3 √n
276.27031033489
4 √n
67.764254000212
5 √n
29.160873526595
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
-21086409
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 21086410 can be divided by 8 positive divisors.
The sum of these divisors (counting 21086410) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011100000011001010
3
Ternary
1110200022010011
4
Quaternary
1100130003022
5
Quinary
20344231120
6
Senary
2031542134
8
Octal
120340312
10
Decimal
21086410
12
Duodecimal
708a94a
16
Hexadecimal
141c0ca
20
Vigesimal
6bfg0a
36
Base36
cjydm
md5
9e9453cdeea934dc15d4dc9282bf3ac4
sha1
1938c00efe7e27c3c30ae0547563787c088bd57a
sha256
02b62ef15daa1b08dadd30f4e16811cd0473c423579732799bd531ab0e8e9811
sha512
9841f2af68c80360250551635fe357d34483aaebdb91e976fb2007cbade56529d2cd9a19cf0ea34c5267cb5a216f6a15f62b63f1ff867140b512363dfe131ac6
ripemd-160
fc5cc36b4d42a9678498f95be1d8fa22eb907d79
Diameter
42172820
Circumference
132489821.49316
Area
1.3968673484158E+15
Volume
3.9273223499079E+22
Surface area
5.5874693936634E+15
Circumference
132489821.49316
Perimeter
84345640
Area
444636686688100
Diagonal
29820687.00376
Surface area
2667820120128600
Volume
9.3757914765468E+21
Space diagonal
36522733.469228
Perimeter
63259230
Area
1.9253333306322E+14
Altitude
18261366.734614
Surface area
1.9253333306322E+14
Volume
1.1049476220095E+21
Height
9940229.0012532