20172481 is an odd 8-digits composite number following 20172480
and preceding 20172482 . In scientific notation, it is written as 2.0172481 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17290692 positive integers (up to 20172481) that are relatively prime to 20172481.
20172481 has 4 divisors, whose sum is 23054272
The reverse of 20172481 is 18427102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred seventy-two thousand four hundred eighty-one
Scientific notation
2.0172481 × 10^7
Engineering notation
2.0172481 × 10^6
Prime Factorization
7 × 2881783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20172481
Product of the distinct prime numbers
The prime factorization of 20172481 is 7 × 2881783.
Since it has a total of 2 prime factors.
7 , 2 , 78 , 100 , 165 , 197 , 4967 , 4791 , 67603 , 79992 , 920536 , 172825 , 8443855 , 9314275 , 33361091 , 27816676 , 789086026 , 837364428 , 3788015384 , 698630708
n×2
40344962
n×3
60517443
n×4
80689924
n×5
100862405
n÷2
10086240.5
n÷3
6724160.3333333
n÷3
5043120.25
n÷5
4034496.2
n2
406928989695361
n3
8.2087673129789E+21
n4
1.6559120265449E+29
n5
3.3403853893148E+36
2 √n
4491.378518896
3 √n
272.21983831192
4 √n
67.017747790387
5 √n
28.903594986123
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20172480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20172481 can be divided by 4 positive divisors.
The sum of these divisors (counting 20172481) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100111011000001
3
Ternary
1101221212102221
4
Quaternary
1030330323001
5
Quinary
20131004411
6
Senary
2000211041
8
Octal
114747301
10
Decimal
20172481
12
Duodecimal
6909a81
16
Hexadecimal
133cec1
20
Vigesimal
661b41
36
Base36
c0d6p
md5
3581cdaa22da732fd2d64e4d13edb02e
sha1
211c86b126b1feb8071f650f778ca2c2dfce77a4
sha256
7c461adfc39aefc065543caa9cbad5389da60b025c8950ee96566557bc856050
sha512
3e3d44aa14df21bf918b8e905a7fb14ade8ee521d8c1a3c273eb4fea7bfdaaabf79bb2e900ccdbf17656183a27e794e6fd6631dc150304be8d218441c6bc974b
ripemd-160
cc6afbd7c83b00e0463b8326100f1f53ed6480e4
Diameter
40344962
Circumference
126747436.22856
Area
1.2784051245597E+15
Volume
3.4384804113977E+22
Surface area
5.1136204982387E+15
Circumference
126747436.22856
Perimeter
80689924
Area
406928989695361
Diagonal
28528196.216914
Surface area
2441573938172166
Volume
8.2087673129789E+21
Space diagonal
34939762.006718
Perimeter
60517443
Area
1.7620542130626E+14
Altitude
17469881.003359
Surface area
1.7620542130626E+14
Volume
9.6741250536497E+20
Height
9509398.7389712