20112903 is an odd 8-digits composite number following 20112902
and preceding 20112904 . In scientific notation, it is written as 2.0112903 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13390656 positive integers (up to 20112903) that are relatively prime to 20112903.
20112903 has 12 divisors, whose sum is 29090880
The reverse of 20112903 is 30921102
Previous prime number is 1553
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twelve thousand nine hundred three
Scientific notation
2.0112903 × 10^7
Engineering notation
2.0112903 × 10^6
Prime Factorization
3 × 3 × 1553 × 1439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6704301
Product of the distinct prime numbers
The prime factorization of 20112903 is 3 × 3 × 1553 × 1439.
Since it has a total of 4 prime factors.
6 , 9 , 96 , 85 , 338 , 562 , 909 , 4417 , 88142 , 88802 , 318734 , 487736 , 2066676 , 2887984 , 38703253 , 26183372 , 781104061 , 567851683 , 6329374559 , 5633395452
n×2
40225806
n×3
60338709
n×4
80451612
n×5
100564515
n÷2
10056451.5
n÷3
6704301
n÷3
5028225.75
n÷5
4022580.6
n2
404528867087409
n3
8.1362498644289E+21
n4
1.6364360430702E+29
n5
3.2913479399975E+36
2 √n
4484.7411296529
3 √n
271.95158001282
4 √n
66.968209843573
5 √n
28.886501834929
1 , 3 , 9 , 1439 , 1553 , 4317 , 4659 , 12951 , 13977 , 2234767 , 6704301 , 20112903
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
-20112902
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 20112903 can be divided by 12 positive divisors.
The sum of these divisors (counting 20112903) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101110011000000111
3
Ternary
1101211211201100
4
Quaternary
1030232120013
5
Quinary
20122103103
6
Senary
1555031143
8
Octal
114563007
10
Decimal
20112903
12
Duodecimal
689b4b3
16
Hexadecimal
132e607
20
Vigesimal
65e253
36
Base36
bz37r
md5
9af749ae58e4b2b6d82c20fac00b5625
sha1
fe3f4d238c277db9d955b80ef3549cab5533dc63
sha256
5fd1ef22cb783c8af5792130f1ac7f0015d4ae1f614642173e4c8a974798458f
sha512
4a36b9ab2fa482b94e2692cbef86a56a46da2a0ffc18f7d393f877a281b7089f779a5127fdc236a6ad5c8e3898681a6832dc392ff77333e43f9792a357eaa7b2
ripemd-160
b26c61e0e53b069cfea07b4cbf42e2de4e546f9e
Diameter
40225806
Circumference
126373096.61433
Area
1.2708649170068E+15
Volume
3.4081043735815E+22
Surface area
5.0834596680272E+15
Circumference
126373096.61433
Perimeter
80451612
Area
404528867087409
Diagonal
28443940.201295
Surface area
2427173202524454
Volume
8.1362498644289E+21
Space diagonal
34836569.883704
Perimeter
60338709
Area
1.7516613773092E+14
Altitude
17418284.941852
Surface area
1.7516613773092E+14
Volume
9.5886624209431E+20
Height
9481313.4004315