20113731 is an odd 8-digits composite number following 20113730
and preceding 20113732 . In scientific notation, it is written as 2.0113731 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 12189960 positive integers (up to 20113731) that are relatively prime to 20113731.
20113731 has 16 divisors, whose sum is 32507520
The reverse of 20113731 is 13731102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thirteen thousand seven hundred thirty-one
Scientific notation
2.0113731 × 10^7
Engineering notation
2.0113731 × 10^6
Prime Factorization
9 × 3 × 11 × 67723
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20113731
Product of the distinct prime numbers
The prime factorization of 20113731 is 9 × 3 × 11 × 67723.
Since it has a total of 4 prime factors.
9 , 3 , 40 , 37 , 555 , 459 , 1034 , 4277 , 79524 , 9509 , 290894 , 915834 , 8145963 , 5004700 , 89697420 , 88313162 , 536857661 , 632535616 , 5349749669 , 8390404136
n×2
40227462
n×3
60341193
n×4
80454924
n×5
100568655
n÷2
10056865.5
n÷3
6704577
n÷3
5028432.75
n÷5
4022746.2
n2
404562174740361
n3
8.1372547555026E+21
n4
1.6367055323065E+29
n5
3.2920254803025E+36
2 √n
4484.8334417233
3 √n
271.95531182648
4 √n
66.968899063097
5 √n
28.886739668619
1 , 3 , 9 , 11 , 27 , 33 , 99 , 297 , 67723 , 203169 , 609507 , 744953 , 1828521 , 2234859 , 6704577 , 20113731
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20113730
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20113731 can be divided by 16 positive divisors.
The sum of these divisors (counting 20113731) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101110100101000011
3
Ternary
1101211212212000
4
Quaternary
1030232211003
5
Quinary
20122114411
6
Senary
1555035043
8
Octal
114564503
10
Decimal
20113731
12
Duodecimal
689ba83
16
Hexadecimal
132e943
20
Vigesimal
65e46b
36
Base36
bz3ur
md5
78ba55086721f1c2f2cd35f6654a2318
sha1
2bf8b430db257b394df28c6441df3c47a301679c
sha256
31764614702d6c8e9d054f9cc80ae4c223b7e105b8323a34157f884e30719b59
sha512
35e03dee6622ae11d9beb5a8b63a8846b2c99fe5e2d425a605a1de07e1ac7662cfa60819b56f21d1f757ebf081a5eba7a9966b33666c4c22b6d9cb0aff4a71ae
ripemd-160
bd193fb70d227e5c2354a32389e0b7605c16bf5a
Diameter
40227462
Circumference
126378299.09176
Area
1.2709695560846E+15
Volume
3.4085253013701E+22
Surface area
5.0838782243385E+15
Circumference
126378299.09176
Perimeter
80454924
Area
404562174740361
Diagonal
28445111.170124
Surface area
2427373048442166
Volume
8.1372547555026E+21
Space diagonal
34838004.021773
Perimeter
60341193
Area
1.7518056036772E+14
Altitude
17419002.010887
Surface area
1.7518056036772E+14
Volume
9.5898466964306E+20
Height
9481703.7233747