20118957 is an odd 8-digits composite number following 20118956
and preceding 20118958 . In scientific notation, it is written as 2.0118957 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13412636 positive integers (up to 20118957) that are relatively prime to 20118957.
20118957 has 4 divisors, whose sum is 26825280
The reverse of 20118957 is 75981102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred eighteen thousand nine hundred fifty-seven
Scientific notation
2.0118957 × 10^7
Engineering notation
2.0118957 × 10^6
Prime Factorization
3 × 6706319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118957
Product of the distinct prime numbers
The prime factorization of 20118957 is 3 × 6706319.
Since it has a total of 2 prime factors.
3 , 8 , 37 , 51 , 406 , 11 , 3877 , 5910 , 75721 , 15854 , 402651 , 367354 , 7158644 , 6281019 , 67710596 , 29113496 , 195431523 , 918569011 , 806216209 , 2516575977
n×2
40237914
n×3
60356871
n×4
80475828
n×5
100594785
n÷2
10059478.5
n÷3
6706319
n÷3
5029739.25
n÷5
4023791.4
n2
404772430767849
n3
8.1435991294038E+21
n4
1.6384072070971E+29
n5
3.2963044148077E+36
2 √n
4485.4160342158
3 √n
271.97886315712
4 √n
66.973248646126
5 √n
28.888240597657
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
-20118956
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 20118957 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118957) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110110101101
3
Ternary
1101212011000120
4
Quaternary
1030233312231
5
Quinary
20122301312
6
Senary
1555115153
8
Octal
114576655
10
Decimal
20118957
12
Duodecimal
68a2ab9
16
Hexadecimal
132fdad
20
Vigesimal
65eh7h
36
Base36
bz7vx
md5
aec2805c94b960e5d44ab49d91725b3c
sha1
ede1f17b06c2c8e47c4dd84b819bb1f2518e3a70
sha256
dcb464ea5a470745f919a22d5769237135c2b671398f4e37cb00f98fca4e5dff
sha512
f12a54a1dc8afe8a184fcd02ac48b3a1d1f7293aa0c79d786c282a98fa86b3b9cddc96f7e615e40cab4c79060ad299bb82a9f75f7e69ae6bcf95f1ee04d5b736
ripemd-160
7d0cb74e73960b52967f1b2469bdf529ffc11804
Diameter
40237914
Circumference
126411135.01818
Area
1.271630094876E+15
Volume
3.4111828264954E+22
Surface area
5.0865203795038E+15
Circumference
126411135.01818
Perimeter
80475828
Area
404772430767849
Diagonal
28452501.850201
Surface area
2428634584607094
Volume
8.1435991294038E+21
Space diagonal
34847055.719294
Perimeter
60356871
Area
1.7527160389827E+14
Altitude
17423527.859647
Surface area
1.7527160389827E+14
Volume
9.5973236127772E+20
Height
9484167.2834004