21068310 is an even 8-digits composite number following 21068309
and preceding 21068311 . In scientific notation, it is written as 2.1068310 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5522528 positive integers (up to 21068310) that are relatively prime to 21068310.
21068310 has 16 divisors, whose sum is 34283520
The reverse of 21068310 is 01386012
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million sixty-eight thousand three hundred ten
Scientific notation
2.1068310 × 10^7
Engineering notation
2.1068310 × 10^6
Prime Factorization
2 × 15 × 59 × 11903
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21068310
Product of the distinct prime numbers
The prime factorization of 21068310 is 2 × 15 × 59 × 11903.
Since it has a total of 4 prime factors.
10 , 3 , 70 , 90 , 526 , 783 , 8281 , 1934 , 89067 , 82110 , 76786 , 973299 , 1888779 , 5159843 , 16702041 , 90555717 , 87995671 , 763776825 , 6780491250 , 5914001818
n×2
42136620
n×3
63204930
n×4
84273240
n×5
105341550
n÷2
10534155
n÷3
7022770
n÷3
5267077.5
n÷5
4213662
n2
443873686256100
n3
9.3516684228863E+21
n4
1.9702384935058E+29
n5
4.1509595355113E+36
2 √n
4590.02287576
3 √n
276.19124007017
4 √n
67.749707569553
5 √n
29.155865626929
1 , 2 , 15 , 30 , 59 , 118 , 885 , 1770 , 11903 , 23806 , 178545 , 357090 , 702277 , 1404554 , 10534155 , 21068310
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21068309
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21068310 can be divided by 16 positive divisors.
The sum of these divisors (counting 21068310) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010111101000010110
3
Ternary
1110122101021210
4
Quaternary
1100113220112
5
Quinary
20343141220
6
Senary
2031322250
8
Octal
120275026
10
Decimal
21068310
12
Duodecimal
7080386
16
Hexadecimal
1417a16
20
Vigesimal
6bdafa
36
Base36
cjkeu
md5
19b63599ae8887c7e609eb542f04923d
sha1
b34b5f16783f41dbc2f20779ae70bb7b1b27e852
sha256
4b5fc94486937bfd015b364b4a34b66b3b0d7bd0f8472198489e2104a2c5e75b
sha512
966e62de6d33071da0778346b1bb5ee77fa6e6924b4e6f964e5a4570e1376ecb287b04fbbdb06171f1753ea32ceac93621a37d798b138e29033b9e6f0c372b42
ripemd-160
f3d11b1df8246ced7a1c38da4ae99318ddc4daef
Diameter
42136620
Circumference
132376095.8391
Area
1.394470311864E+15
Volume
3.9172177088196E+22
Surface area
5.5778812474559E+15
Circumference
132376095.8391
Perimeter
84273240
Area
443873686256100
Diagonal
29795089.738281
Surface area
2663242117536600
Volume
9.3516684228863E+21
Space diagonal
36491383.349611
Perimeter
63204930
Area
1.9220294418461E+14
Altitude
18245691.674806
Surface area
1.9220294418461E+14
Volume
1.1021046928718E+21
Height
9931696.5794269