21032418 is an even 8-digits composite number following 21032417
and preceding 21032419 . In scientific notation, it is written as 2.1032418 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 6224400 positive integers (up to 21032418) that are relatively prime to 21032418.
21032418 has 16 divisors, whose sum is 42159456
The reverse of 21032418 is 81423012
Previous prime number is 473
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million thirty-two thousand four hundred eighteen
Scientific notation
2.1032418 × 10^7
Engineering notation
2.1032418 × 10^6
Prime Factorization
2 × 3 × 473 × 7411
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21032418
Product of the distinct prime numbers
The prime factorization of 21032418 is 2 × 3 × 473 × 7411.
Since it has a total of 4 prime factors.
10 , 10 , 76 , 13 , 390 , 80 , 3761 , 9535 , 18294 , 46687 , 158230 , 548617 , 9533185 , 2537704 , 53094297 , 49074013 , 873579782 , 89870457 , 5368816452 , 9524238785
n×2
42064836
n×3
63097254
n×4
84129672
n×5
105162090
n÷2
10516209
n÷3
7010806
n÷3
5258104.5
n÷5
4206483.6
n2
442362606926724
n3
9.3039552564526E+21
n4
1.9568467600701E+29
n5
4.1157219019739E+36
2 √n
4586.1114247257
3 √n
276.03431100434
4 √n
67.720834495196
5 √n
29.145924856543
1 , 2 , 3 , 6 , 473 , 946 , 1419 , 2838 , 7411 , 14822 , 22233 , 44466 , 3505403 , 7010806 , 10516209 , 21032418
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
-21032417
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 21032418 can be divided by 16 positive divisors.
The sum of these divisors (counting 21032418) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000001110110111100010
3
Ternary
1110120120001110
4
Quaternary
1100032313202
5
Quinary
20341014133
6
Senary
2030444150
8
Octal
120166742
10
Decimal
21032418
12
Duodecimal
7063656
16
Hexadecimal
140ede2
20
Vigesimal
6b910i
36
Base36
cispu
md5
95871fb489504dfdf553050ee056f702
sha1
f62b04765754c1b97c3bb7e577f16916dfa16cc2
sha256
678ada44f6322caf8e0c56e62268605eb6909ff1fc147f7ca18c986afca6963a
sha512
ba51c44f54ec3c3aaf4b625b1119ed527cacce80646abfd4b873de12fe96b0e4c272455e3db073c57e6a4fd20ae1f3bdb7a3c864b327f3af0df503103709c37d
ripemd-160
76605d6cdde7c7b45b8bf1c79d30f0d556091571
Diameter
42064836
Circumference
132150579.75206
Area
1.3897231161438E+15
Volume
3.8972316643999E+22
Surface area
5.5588924645753E+15
Circumference
132150579.75206
Perimeter
84129672
Area
442362606926724
Diagonal
29744330.7851
Surface area
2654175641560344
Volume
9.3039552564526E+21
Space diagonal
36429216.582026
Perimeter
63097254
Area
1.9154862764143E+14
Altitude
18214608.291013
Surface area
1.9154862764143E+14
Volume
1.0964816422823E+21
Height
9914776.9283667