20118971 is an odd 8-digits composite number following 20118970
and preceding 20118972 . In scientific notation, it is written as 2.0118971 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20106000 positive integers (up to 20118971) that are relatively prime to 20118971.
20118971 has 4 divisors, whose sum is 20131944
The reverse of 20118971 is 17981102
Previous prime number is 1801
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred eighteen thousand nine hundred seventy-one
Scientific notation
2.0118971 × 10^7
Engineering notation
2.0118971 × 10^6
Prime Factorization
1801 × 11171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118971
Product of the distinct prime numbers
The prime factorization of 20118971 is 1801 × 11171.
Since it has a total of 2 prime factors.
3 , 3 , 69 , 20 , 159 , 667 , 4664 , 2257 , 70554 , 74797 , 7791 , 688221 , 1454786 , 8942966 , 96895726 , 41730824 , 985300140 , 31733693 , 1328458108 , 8146311700
n×2
40237942
n×3
60356913
n×4
80475884
n×5
100594855
n÷2
10059485.5
n÷3
6706323.6666667
n÷3
5029742.75
n÷5
4023794.2
n2
404772994098841
n3
8.1436161298578E+21
n4
1.6384117675174E+29
n5
3.2963158836741E+36
2 √n
4485.4175948288
3 √n
271.97892624361
4 √n
66.973260297143
5 √n
28.888244618097
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
-20118970
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 20118971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110110111011
3
Ternary
1101212011001002
4
Quaternary
1030233312323
5
Quinary
20122301341
6
Senary
1555115215
8
Octal
114576673
10
Decimal
20118971
12
Duodecimal
68a2b0b
16
Hexadecimal
132fdbb
20
Vigesimal
65eh8b
36
Base36
bz7wb
md5
8eadab83e9d1c56332c49234f0afe90e
sha1
c393da475f27921c35a71d9adececf447aebc60e
sha256
dd6eb20af6a6a80f3a56f0a00862d263bdcd193d99db72c2a36a5ba2671d46b7
sha512
f9317d25816287e7ec205fe555ed3bd86553774ad269ae530e3d957fcf8e6c04e78762d065fe4d32897cc5351d4b5e68ecf7d828821b0d801c259aa06d9bc789
ripemd-160
63659e49e26f6a77858c50c97f9a88ced08bb553
Diameter
40237942
Circumference
126411222.98277
Area
1.2716318646325E+15
Volume
3.4111899476289E+22
Surface area
5.0865274585299E+15
Circumference
126411222.98277
Perimeter
80475884
Area
404772994098841
Diagonal
28452521.649191
Surface area
2428637964593046
Volume
8.1436161298578E+21
Space diagonal
34847079.968005
Perimeter
60356913
Area
1.7527184782774E+14
Altitude
17423539.984002
Surface area
1.7527184782774E+14
Volume
9.5973436480043E+20
Height
9484173.8830637