20952971 is an odd 8-digits composite number following 20952970
and preceding 20952972 . In scientific notation, it is written as 2.0952971 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 19075392 positive integers (up to 20952971) that are relatively prime to 20952971.
20952971 has 8 divisors, whose sum is 22874880
The reverse of 20952971 is 17925902
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million nine hundred fifty-two thousand nine hundred seventy-one
Scientific notation
2.0952971 × 10^7
Engineering notation
2.0952971 × 10^6
Prime Factorization
13 × 73 × 22079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20952971
Product of the distinct prime numbers
The prime factorization of 20952971 is 13 × 73 × 22079.
Since it has a total of 3 prime factors.
10 , 4 , 5 , 78 , 131 , 135 , 2343 , 6838 , 49085 , 80748 , 444188 , 58117 , 8688758 , 8568320 , 7435157 , 26582123 , 3086098 , 800113460 , 6063304218 , 89367451
n×2
41905942
n×3
62858913
n×4
83811884
n×5
104764855
n÷2
10476485.5
n÷3
6984323.6666667
n÷3
5238242.75
n÷5
4190594.2
n2
439026993726841
n3
9.1989198677757E+21
n4
1.9274470122083E+29
n5
4.0385741350837E+36
2 √n
4577.4415343071
3 √n
275.68631220524
4 √n
67.656792225963
5 √n
29.123872585446
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
-20952970
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 20952971 can be divided by 8 positive divisors.
The sum of these divisors (counting 20952971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111111011011110001011
3
Ternary
1110102112001222
4
Quaternary
1033323132023
5
Quinary
20330443341
6
Senary
2025032255
8
Octal
117733613
10
Decimal
20952971
12
Duodecimal
702568b
16
Hexadecimal
13fb78b
20
Vigesimal
6aj28b
36
Base36
ch3ez
md5
a422f3a7ee29077e51fefcde55916c94
sha1
9e40aadaafe6e937ad3661b3ff9f6c085323dfbd
sha256
1afc8cd0b12103ad71ff3ac67f9dc6d363c4d5e039b2ffb07ab4d543c60486d0
sha512
eea6f609d819296f98cafc741632167add15c8a54972958b49577bcb6984fbb554d495f08b119b18feec3f23543abd6b9a90b7e10e84e95d616138a60e6b5028
ripemd-160
8aec8a1ce5ee85ff80bb113ebba4310a4eafcc32
Diameter
41905942
Circumference
131651399.52896
Area
1.3792439782199E+15
Volume
3.8532345436754E+22
Surface area
5.5169759128794E+15
Circumference
131651399.52896
Perimeter
83811884
Area
439026993726841
Diagonal
29631975.76021
Surface area
2634161962361046
Volume
9.1989198677757E+21
Space diagonal
36291610.341517
Perimeter
62858913
Area
1.9010426475728E+14
Altitude
18145805.170759
Surface area
1.9010426475728E+14
Volume
1.084103103016E+21
Height
9877325.2534034