20169251 is an odd 8-digits composite number following 20169250
and preceding 20169252 . In scientific notation, it is written as 2.0169251 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 18779040 positive integers (up to 20169251) that are relatively prime to 20169251.
20169251 has 16 divisors, whose sum is 21626880
The reverse of 20169251 is 15296102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred sixty-nine thousand two hundred fifty-one
Scientific notation
2.0169251 × 10^7
Engineering notation
2.0169251 × 10^6
Prime Factorization
31 × 109 × 47 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20169251
Product of the distinct prime numbers
The prime factorization of 20169251 is 31 × 109 × 47 × 127.
Since it has a total of 4 prime factors.
4 , 10 , 48 , 36 , 602 , 445 , 2642 , 839 , 92602 , 15313 , 960035 , 774277 , 4357330 , 1412974 , 97528506 , 48365118 , 264360051 , 5618850 , 4732895988 , 2112142919
n×2
40338502
n×3
60507753
n×4
80677004
n×5
100846255
n÷2
10084625.5
n÷3
6723083.6666667
n÷3
5042312.75
n÷5
4033850.2
n2
406798685901001
n3
8.2048248024074E+21
n4
1.6548517085078E+29
n5
3.3377119476673E+36
2 √n
4491.0189267025
3 √n
272.20530833564
4 √n
67.015064923512
5 √n
28.902669323169
1 , 31 , 47 , 109 , 127 , 1457 , 3379 , 3937 , 5123 , 5969 , 13843 , 158813 , 185039 , 429133 , 650621 , 20169251
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
-20169250
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 20169251 can be divided by 16 positive divisors.
The sum of these divisors (counting 20169251) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111100001000100011
3
Ternary
1101221201000022
4
Quaternary
1030330020203
5
Quinary
20130404001
6
Senary
2000144055
8
Octal
114741043
10
Decimal
20169251
12
Duodecimal
690802b
16
Hexadecimal
133c223
20
Vigesimal
66132b
36
Base36
c0aoz
md5
ef4f7a07c1f74fb963c864ce53740da7
sha1
bc2f119fe0d14d813292fb8b6b430a8b89b9ebb7
sha256
1d4fdf089912df7c394c0b9062240bfc3edf627a25bbdefd223dbfa08221920b
sha512
4de4c8bbeaf294f6aa184cca5df11993e264025d094caf93865feabc0cd5ec7a331d49c1605e83417692f3f39545512e484659abe6464544cd858710ae0891a5
ripemd-160
e5cadfcc302970f6ba8babb1e10bbc5e99e35d49
Diameter
40338502
Circumference
126727141.54002
Area
1.2779957631166E+15
Volume
3.4368289764313E+22
Surface area
5.1119830524663E+15
Circumference
126727141.54002
Perimeter
80677004
Area
406798685901001
Diagonal
28523628.307107
Surface area
2440792115406006
Volume
8.2048248024074E+21
Space diagonal
34934167.482609
Perimeter
60507753
Area
1.761489981082E+14
Altitude
17467083.741305
Surface area
1.761489981082E+14
Volume
9.6694787603831E+20
Height
9507876.102369