20165931 is an odd 8-digits composite number following 20165930
and preceding 20165932 . In scientific notation, it is written as 2.0165931 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13443948 positive integers (up to 20165931) that are relatively prime to 20165931.
20165931 has 4 divisors, whose sum is 22406600
The reverse of 20165931 is 13956102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred sixty-five thousand nine hundred thirty-one
Scientific notation
2.0165931 × 10^7
Engineering notation
2.0165931 × 10^6
Prime Factorization
9 × 2240659
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20165931
Product of the distinct prime numbers
The prime factorization of 20165931 is 9 × 2240659.
Since it has a total of 2 prime factors.
9 , 9 , 82 , 80 , 302 , 718 , 9005 , 8662 , 47052 , 19099 , 829209 , 476880 , 2446470 , 7860341 , 48780127 , 11316812 , 199731255 , 452287288 , 7745624091 , 6228657267
n×2
40331862
n×3
60497793
n×4
80663724
n×5
100829655
n÷2
10082965.5
n÷3
6721977
n÷3
5041482.75
n÷5
4033186.2
n2
406664773096761
n3
8.2007737543999E+21
n4
1.6537623767784E+29
n5
3.3349657980509E+36
2 √n
4490.649284903
3 √n
272.19037188254
4 √n
67.012306965982
5 √n
28.901717744146
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
-20165930
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 20165931 can be divided by 4 positive divisors.
The sum of these divisors (counting 20165931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111011010100101011
3
Ternary
1101221112110100
4
Quaternary
1030323110223
5
Quinary
20130302211
6
Senary
2000120443
8
Octal
114732453
10
Decimal
20165931
12
Duodecimal
6906123
16
Hexadecimal
133b52b
20
Vigesimal
660egb
36
Base36
c084r
md5
5314298cb9b5ccf3c35251a6e7943b2f
sha1
3b9cab13cc5d0544540f8903148c93f5ec6ba99b
sha256
4622b5ee39e86c46cf3e1f3fb095211b3df66c49e4a337931505b4be2f5ec76e
sha512
ebfbc21ef498555c291807484aaeeba6ff6bd98735106f4c2a7edee49702625db0fece743da2a90060b21c6a0cf787429f318bd953e2a9a092e1bc372eb1e8ee
ripemd-160
45b2626a375120cd86d6988ffdf49c402507200b
Diameter
40331862
Circumference
126706281.3648
Area
1.2775750636345E+15
Volume
3.43513207741E+22
Surface area
5.1103002545382E+15
Circumference
126706281.3648
Perimeter
80663724
Area
406664773096761
Diagonal
28518933.11808
Surface area
2439988638580566
Volume
8.2007737543999E+21
Space diagonal
34928417.073928
Perimeter
60497793
Area
1.7609101216301E+14
Altitude
17464208.536964
Surface area
1.7609101216301E+14
Volume
9.6647045545214E+20
Height
9506311.03936