20724215 is an odd 8-digits composite number following 20724214
and preceding 20724216 . In scientific notation, it is written as 2.0724215 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16561440 positive integers (up to 20724215) that are relatively prime to 20724215.
20724215 has 8 divisors, whose sum is 24895968
The reverse of 20724215 is 51242702
Previous prime number is 3181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seven hundred twenty-four thousand two hundred fifteen
Scientific notation
2.0724215 × 10^7
Engineering notation
2.0724215 × 10^6
Prime Factorization
5 × 3181 × 1303
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20724215
Product of the distinct prime numbers
The prime factorization of 20724215 is 5 × 3181 × 1303.
Since it has a total of 3 prime factors.
6 , 8 , 35 , 64 , 269 , 814 , 3653 , 5010 , 6370 , 53046 , 485991 , 967359 , 6819452 , 4173802 , 64766326 , 73530871 , 993547762 , 957199531 , 1635231379 , 789770509
n×2
41448430
n×3
62172645
n×4
82896860
n×5
103621075
n÷2
10362107.5
n÷3
6908071.6666667
n÷3
5181053.75
n÷5
4144843
n2
429493087366225
n3
8.9009070835914E+21
n4
1.8446431209537E+29
n5
3.8228780636916E+36
2 √n
4552.385638322
3 √n
274.67936183218
4 √n
67.471369026588
5 √n
29.060000526552
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
-20724214
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 20724215 can be divided by 8 positive divisors.
The sum of these divisors (counting 20724215) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000011100111110111
3
Ternary
1102222220021112
4
Quaternary
1033003213313
5
Quinary
20301133330
6
Senary
2020105235
8
Octal
117034767
10
Decimal
20724215
12
Duodecimal
6b3521b
16
Hexadecimal
13c39f7
20
Vigesimal
69aaaf
36
Base36
cc6wn
md5
d268d7a11312c3464eb56750dd4121f7
sha1
c2af17d23af60b29ec36926dc353aafe5e09aa31
sha256
b32853d550445141c7a716abdc9b16e25733286c7bae1944328269eeb1a02f51
sha512
f61496afaa7a8a945bc55b45afd65ecd07b0c53c7b5ed8ff46abdf539da7c9588ad36f549d828bae197d0c28f61061bd8c99bd654a0bb6fdde9e7f2ef27cfbaa
ripemd-160
16d3b131805686395cf5d23cec8dacf40fc26cde
Diameter
41448430
Circumference
130214083.19083
Area
1.3492923280373E+15
Volume
3.7284032405462E+22
Surface area
5.3971693121493E+15
Circumference
130214083.19083
Perimeter
82896860
Area
429493087366225
Diagonal
29308465.922536
Surface area
2576958524197350
Volume
8.9009070835914E+21
Space diagonal
35895393.326981
Perimeter
62172645
Area
1.8597596220448E+14
Altitude
17947696.663491
Surface area
1.8597596220448E+14
Volume
1.0489819595865E+21
Height
9769488.6408453