20118903 is an odd 8-digits composite number following 20118902
and preceding 20118904 . In scientific notation, it is written as 2.0118903 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 11496504 positive integers (up to 20118903) that are relatively prime to 20118903.
20118903 has 4 divisors, whose sum is 21076968
The reverse of 20118903 is 30981102
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred eighteen thousand nine hundred three
Scientific notation
2.0118903 × 10^7
Engineering notation
2.0118903 × 10^6
Prime Factorization
21 × 958043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118903
Product of the distinct prime numbers
The prime factorization of 20118903 is 21 × 958043.
Since it has a total of 2 prime factors.
10 , 4 , 75 , 92 , 640 , 821 , 4735 , 5448 , 70344 , 72070 , 782528 , 787317 , 4410435 , 2214575 , 68318051 , 17214195 , 239804963 , 72592207 , 9516709105 , 8811565696
n×2
40237806
n×3
60356709
n×4
80475612
n×5
100594515
n÷2
10059451.5
n÷3
6706301
n÷3
5029725.75
n÷5
4023780.6
n2
404770257923409
n3
8.143533556446E+21
n4
1.6383896169938E+29
n5
3.2962601780506E+36
2 √n
4485.4100147032
3 √n
271.97861982323
4 √n
66.973203706432
5 √n
28.888225090227
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
-20118902
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 20118903 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110101110111
3
Ternary
1101212010221120
4
Quaternary
1030233311313
5
Quinary
20122301103
6
Senary
1555115023
8
Octal
114576567
10
Decimal
20118903
12
Duodecimal
68a2a73
16
Hexadecimal
132fd77
20
Vigesimal
65eh53
36
Base36
bz7uf
md5
eb6188fe983b762c9b2c690dba1db97a
sha1
22ea61ad6c2959b197197b9b45211f4f283dea26
sha256
d65de5f7adb25a44feca7dd63ce0399b07686ea235097e80329407ff1cf8a767
sha512
3c41725fd52f0fbe22182fad6135a48ef855bc889f4279f20e848b876490178e924e442c8411f99de20bde362d38d50331fba0bac017b32c7f9c24100e41b63a
ripemd-160
04e4ca144d077f46780ac1f6af3f5dc6f19bd69c
Diameter
40237806
Circumference
126410795.72617
Area
1.2716232686838E+15
Volume
3.411155359359E+22
Surface area
5.0864930747353E+15
Circumference
126410795.72617
Perimeter
80475612
Area
404770257923409
Diagonal
28452425.482669
Surface area
2428621547540454
Volume
8.143533556446E+21
Space diagonal
34846962.18855
Perimeter
60356709
Area
1.7527066302903E+14
Altitude
17423481.094275
Surface area
1.7527066302903E+14
Volume
9.5972463343053E+20
Height
9484141.8275563