20972407 is an odd 8-digits composite number following 20972406
and preceding 20972408 . In scientific notation, it is written as 2.0972407 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19443072 positive integers (up to 20972407) that are relatively prime to 20972407.
20972407 has 8 divisors, whose sum is 22538736
The reverse of 20972407 is 70427902
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million nine hundred seventy-two thousand four hundred seven
Scientific notation
2.0972407 × 10^7
Engineering notation
2.0972407 × 10^6
Prime Factorization
17 × 67 × 18413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20972407
Product of the distinct prime numbers
The prime factorization of 20972407 is 17 × 67 × 18413.
Since it has a total of 3 prime factors.
1 , 9 , 78 , 71 , 887 , 910 , 7828 , 1482 , 53645 , 48055 , 709 , 258497 , 7069891 , 6061680 , 46146758 , 8582376 , 680725511 , 256033964 , 3769423032 , 2817477301
n×2
41944814
n×3
62917221
n×4
83889628
n×5
104862035
n÷2
10486203.5
n÷3
6990802.3333333
n÷3
5243101.75
n÷5
4194481.4
n2
439841855373649
n3
9.2245424065313E+21
n4
1.9346085773853E+29
n5
4.0573398470616E+36
2 √n
4579.5640622225
3 √n
275.7715281753
4 √n
67.672476400842
5 √n
29.129273649346
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
-20972406
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 20972407 can be divided by 8 positive divisors.
The sum of these divisors (counting 20972407) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000001101110111
3
Ternary
1110110111201211
4
Quaternary
1100000031313
5
Quinary
20332104112
6
Senary
2025302251
8
Octal
120001567
10
Decimal
20972407
12
Duodecimal
7034987
16
Hexadecimal
1400377
20
Vigesimal
6b1b07
36
Base36
chiev
md5
9f8a456ab70071849a830328c70f45a1
sha1
44c633cc87eacc53a85c89b12bd66287350ad34c
sha256
7d42f4d0fb76e115e50c9452583d297ec5d84ef60377824d64d24afcf12064d0
sha512
3f08f31cd92621bd4c2203b90f27d7e2b047d92f5133b61e2448fbdc65266b789ebd4fe3ea372befefe7b65f80aa85d564f83ab87dd1bfa121bec739fa861817
ripemd-160
4f5f73a315be6395acc5a9987508be75dd2487b0
Diameter
41944814
Circumference
131773519.51859
Area
1.3818039415832E+15
Volume
3.8639672876115E+22
Surface area
5.5272157663326E+15
Circumference
131773519.51859
Perimeter
83889628
Area
439841855373649
Diagonal
29659462.415008
Surface area
2639051132241894
Volume
9.2245424065313E+21
Space diagonal
36325274.481013
Perimeter
62917221
Area
1.9045711020063E+14
Altitude
18162637.240507
Surface area
1.9045711020063E+14
Volume
1.0871227481669E+21
Height
9886487.4716695