21083906 is an even 8-digits composite number following 21083905
and preceding 21083907 . In scientific notation, it is written as 2.1083906 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10201860 positive integers (up to 21083906) that are relatively prime to 21083906.
21083906 has 8 divisors, whose sum is 32646144
The reverse of 21083906 is 60938012
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million eighty-three thousand nine hundred six
Scientific notation
2.1083906 × 10^7
Engineering notation
2.1083906 × 10^6
Prime Factorization
2 × 31 × 340063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21083906
Product of the distinct prime numbers
The prime factorization of 21083906 is 2 × 31 × 340063.
Since it has a total of 3 prime factors.
3 , 1 , 73 , 88 , 552 , 341 , 5378 , 8450 , 38964 , 8983 , 649272 , 501930 , 3855612 , 4090978 , 30402695 , 2411419 , 252117721 , 345910955 , 2273315336 , 7203861645
n×2
42167812
n×3
63251718
n×4
84335624
n×5
105419530
n÷2
10541953
n÷3
7027968.6666667
n÷3
5270976.5
n÷5
4216781.2
n2
444531092216836
n3
9.3724517623771E+21
n4
1.9760789194749E+29
n5
4.1663462186791E+36
2 √n
4591.7214636779
3 √n
276.25937425107
4 √n
67.762242168319
5 √n
29.160180926044
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
-21083905
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 21083906 can be divided by 8 positive divisors.
The sum of these divisors (counting 21083906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011011100000010
3
Ternary
1110200011200102
4
Quaternary
1100123130002
5
Quinary
20344141111
6
Senary
2031522402
8
Octal
120333402
10
Decimal
21083906
12
Duodecimal
7089402
16
Hexadecimal
141b702
20
Vigesimal
6bf9f6
36
Base36
cjwg2
md5
a1a50f5a2c9f4774f965332fd9842ae0
sha1
adbe3b7ee6407109b8a53c03940c83a76aa76a38
sha256
fca29865c2f8fbbec4b12dad3e9d458d62c7d96716496e245be76841e79dbe7b
sha512
8bcae7a063e90a73e4772b2bb4a9e4db0e146fdd31d41ff6f436b27238865f1ff3c86f61964fcea31c68bdd33729ce1ed08320f06754b66b76dfd8e3aa8d4756
ripemd-160
802110653fd038b1a9d0a67095d8263d23a74cb4
Diameter
42167812
Circumference
132474088.39716
Area
1.3965356136007E+15
Volume
3.9259234137078E+22
Surface area
5.5861424544026E+15
Circumference
132474088.39716
Perimeter
84335624
Area
444531092216836
Diagonal
29817145.812999
Surface area
2667186553301016
Volume
9.3724517623771E+21
Space diagonal
36518396.414006
Perimeter
63251718
Area
1.9248760931591E+14
Altitude
18259198.207003
Surface area
1.9248760931591E+14
Volume
1.1045540329201E+21
Height
9939048.6043332