20011972 is an even 8-digits composite number following 20011971
and preceding 20011973 . In scientific notation, it is written as 2.0011972 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 12 positive divisors.
There are 9660896 positive integers (up to 20011972) that are relatively prime to 20011972.
20011972 has 12 divisors, whose sum is 36228780
The reverse of 20011972 is 27911002
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million eleven thousand nine hundred seventy-two
Scientific notation
2.0011972 × 10^7
Engineering notation
2.0011972 × 10^6
Prime Factorization
2 × 2 × 29 × 172517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10005986
Product of the distinct prime numbers
The prime factorization of 20011972 is 2 × 2 × 29 × 172517.
Since it has a total of 4 prime factors.
1 , 5 , 52 , 71 , 482 , 623 , 763 , 7746 , 9917 , 12508 , 222634 , 837588 , 4993534 , 144041 , 44546195 , 20798624 , 839948818 , 214232832 , 2188819205 , 7013505948
n×2
40023944
n×3
60035916
n×4
80047888
n×5
100059860
n÷2
10005986
n÷3
6670657.3333333
n÷3
5002993
n÷5
4002394.4
n2
400479023328784
n3
8.014375001443E+21
n4
1.6038344812638E+29
n5
3.2095890731685E+36
2 √n
4473.4742650428
3 √n
271.49591253553
4 √n
66.884035950612
5 √n
28.857451691974
1 , 2 , 4 , 29 , 58 , 116 , 172517 , 345034 , 690068 , 5002993 , 10005986 , 20011972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20011971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20011972 can be divided by 12 positive divisors.
The sum of these divisors (counting 20011972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100010101101111000100
3
Ternary
1101122201021011
4
Quaternary
1030111233010
5
Quinary
20110340342
6
Senary
1552532004
8
Octal
114255704
10
Decimal
20011972
12
Duodecimal
6851004
16
Hexadecimal
1315bc4
20
Vigesimal
6519ic
36
Base36
bwxc4
md5
1c90bcd13dc121d5b0ad5988b1800224
sha1
474933b0020221dc051a6bc8662bf8532c5f7986
sha256
da609dc87b379e1a7177e5c66834d80bbd676d7a9097780bbd99d430c4ab7cc0
sha512
1ad3115b9beb1bb9fc24fb1b83284155312a710e7b54940297f6154badcb2e1eb4b8970c60a6bc89401e2678d5292e82f5eee6e47d94baa4b13686f16e311c20
ripemd-160
095476df5e44374cd63b4c9eb3de44321cf07e87
Diameter
40023944
Circumference
125738928.43809
Area
1.2581419576065E+15
Volume
3.3570535503529E+22
Surface area
5.0325678304261E+15
Circumference
125738928.43809
Perimeter
80047888
Area
400479023328784
Diagonal
28301202.212231
Surface area
2402874139972704
Volume
8.014375001443E+21
Space diagonal
34661752.263646
Perimeter
60035916
Area
1.7341250394275E+14
Altitude
17330876.131823
Surface area
1.7341250394275E+14
Volume
9.4450315174871E+20
Height
9433734.0707435