20171249 is an odd 8-digits composite number following 20171248
and preceding 20171250 . In scientific notation, it is written as 2.0171249 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 17156880 positive integers (up to 20171249) that are relatively prime to 20171249.
20171249 has 8 divisors, whose sum is 23229888
The reverse of 20171249 is 94217102
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred seventy-one thousand two hundred forty-nine
Scientific notation
2.0171249 × 10^7
Engineering notation
2.0171249 × 10^6
Prime Factorization
7 × 131 × 21997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20171249
Product of the distinct prime numbers
The prime factorization of 20171249 is 7 × 131 × 21997.
Since it has a total of 3 prime factors.
8 , 10 , 58 , 72 , 833 , 880 , 4883 , 3965 , 23666 , 37271 , 725806 , 318427 , 9515993 , 2687455 , 44463025 , 5366707 , 466924641 , 841442993 , 9781688332 , 7451682260
n×2
40342498
n×3
60513747
n×4
80684996
n×5
100856245
n÷2
10085624.5
n÷3
6723749.6666667
n÷3
5042812.25
n÷5
4034249.8
n2
406879286220001
n3
8.2072633952859E+21
n4
1.655507535549E+29
n5
3.3393654720935E+36
2 √n
4491.2413651462
3 √n
272.21429641107
4 √n
67.016724518184
5 √n
28.903241929908
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
-20171248
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 20171249 can be divided by 8 positive divisors.
The sum of these divisors (counting 20171249) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100100111110001
3
Ternary
1101221210202022
4
Quaternary
1030330213301
5
Quinary
20130434444
6
Senary
2000201225
8
Octal
114744761
10
Decimal
20171249
12
Duodecimal
6909215
16
Hexadecimal
133c9f1
20
Vigesimal
661829
36
Base36
c0c8h
md5
af4afa187830118c5260b3711cb9fefc
sha1
341a69faecad6ae249e8fefe55c377878e9fbf95
sha256
17427b271cef64b08a0af510b5af56058a12e6256056e3a7cf01870c95a1ddd5
sha512
9df1da3907fa11c30ed0b23feb4b78bf40cf63d3326f50d83c6f9cc8ecb66055355c89f89db252799a1e94216f7e1d4a57fa4b7759ed6214f17dbf6a42d580c7
ripemd-160
f4af17ee282e69782d35679a5ee43567c62bb41e
Diameter
40342498
Circumference
126739695.34426
Area
1.2782489764866E+15
Volume
3.4378504518276E+22
Surface area
5.1129959059465E+15
Circumference
126739695.34426
Perimeter
80684996
Area
406879286220001
Diagonal
28526453.905805
Surface area
2441275717320006
Volume
8.2072633952859E+21
Space diagonal
34937628.120123
Perimeter
60513747
Area
1.761838990701E+14
Altitude
17468814.060061
Surface area
1.761838990701E+14
Volume
9.6723526696513E+20
Height
9508817.9686016