20118925 is an odd 8-digits composite number following 20118924
and preceding 20118926 . In scientific notation, it is written as 2.0118925 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 16095120 positive integers (up to 20118925) that are relatively prime to 20118925.
20118925 has 4 divisors, whose sum is 20923708
The reverse of 20118925 is 52981102
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eighteen thousand nine hundred twenty-five
Scientific notation
2.0118925 × 10^7
Engineering notation
2.0118925 × 10^6
Prime Factorization
25 × 804757
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118925
Product of the distinct prime numbers
The prime factorization of 20118925 is 25 × 804757.
Since it has a total of 2 prime factors.
9 , 10 , 91 , 11 , 588 , 526 , 1519 , 4420 , 65665 , 7635 , 816389 , 389212 , 5552262 , 7584803 , 43449086 , 75875516 , 770593743 , 497070682 , 4665627623 , 3437684152
n×2
40237850
n×3
60356775
n×4
80475700
n×5
100594625
n÷2
10059462.5
n÷3
6706308.3333333
n÷3
5029731.25
n÷5
4023785
n2
404771143155625
n3
8.1435602713123E+21
n4
1.6383967833151E+29
n5
3.2962782003758E+36
2 √n
4485.4124670982
3 √n
271.97871895931
4 √n
66.973222015207
5 √n
28.888231408073
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
-20118924
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 20118925 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118925) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110110001101
3
Ternary
1101212010222101
4
Quaternary
1030233312031
5
Quinary
20122301200
6
Senary
1555115101
8
Octal
114576615
10
Decimal
20118925
12
Duodecimal
68a2a91
16
Hexadecimal
132fd8d
20
Vigesimal
65eh65
36
Base36
bz7v1
md5
2964e30db91a409fd838b03af778b843
sha1
046fa6007da38f7e13f3d5c027b23433c58232b1
sha256
3be8b7db71d99b60d7c6737e916e1de0c9ebdb398aa4acc57939cb11ebb345cd
sha512
ba08bcb446eae5328076e55e3a0c386d8894f94395c09084e17ea39238579330343f44b4f9d3625f3d613aec8202a7022c2e99649b46f6664f4f6ae47089cc31
ripemd-160
d2cc5abb71d6cf7626e54794811f34cfe27a819d
Diameter
40237850
Circumference
126410933.95625
Area
1.2716260497229E+15
Volume
3.411166549656E+22
Surface area
5.0865041988914E+15
Circumference
126410933.95625
Perimeter
80475700
Area
404771143155625
Diagonal
28452456.595367
Surface area
2428626858933750
Volume
8.1435602713123E+21
Space diagonal
34847000.293668
Perimeter
60356775
Area
1.7527104634582E+14
Altitude
17423500.146834
Surface area
1.7527104634582E+14
Volume
9.5972778180771E+20
Height
9484152.1984557