20137731 is an odd 8-digits composite number following 20137730
and preceding 20137732 . In scientific notation, it is written as 2.0137731 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13062240 positive integers (up to 20137731) that are relatively prime to 20137731.
20137731 has 8 divisors, whose sum is 27576144
The reverse of 20137731 is 13773102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-seven thousand seven hundred thirty-one
Scientific notation
2.0137731 × 10^7
Engineering notation
2.0137731 × 10^6
Prime Factorization
3 × 37 × 181421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20137731
Product of the distinct prime numbers
The prime factorization of 20137731 is 3 × 37 × 181421.
Since it has a total of 3 prime factors.
1 , 9 , 41 , 71 , 46 , 72 , 9219 , 7737 , 65192 , 35431 , 246148 , 574115 , 9722692 , 1178452 , 8141487 , 47705444 , 121025113 , 511186445 , 4758925995 , 6878315405
n×2
40275462
n×3
60413193
n×4
80550924
n×5
100688655
n÷2
10068865.5
n÷3
6712577
n÷3
5034432.75
n÷5
4027546.2
n2
405528209828361
n3
8.1664180024351E+21
n4
1.644531289666E+29
n5
3.3117128732376E+36
2 √n
4487.5083286831
3 √n
272.06343586033
4 √n
66.988867199581
5 √n
28.893629997372
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20137730
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20137731 can be divided by 8 positive divisors.
The sum of these divisors (counting 20137731) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100011100000011
3
Ternary
1101220002202220
4
Quaternary
1030310130003
5
Quinary
20123401411
6
Senary
1555342123
8
Octal
114643403
10
Decimal
20137731
12
Duodecimal
68b1943
16
Hexadecimal
1334703
20
Vigesimal
65h46b
36
Base36
bzmdf
md5
63ca6086d2f629c0ca227417de0cf8f8
sha1
887aad53ff48ff61e19102d497dbe6cce0c8d01e
sha256
a3b403e296e33d370e9158c6a3d3b1cc2f57d54c1eef0a274931b6da1c18d195
sha512
bdbb55b738c80a76898878ddfe77b0e8822fda78a2208ece9a024e18c4287c053f030aaf450ea25ab3e48a5003d201fa77f3a95ff7c0923a08800add9ecb154a
ripemd-160
e71702fe51b96fca06ea6d7d3d0bab29d8159a85
Diameter
40275462
Circumference
126529095.53913
Area
1.2740044448202E+15
Volume
3.4207411736791E+22
Surface area
5.0960177792808E+15
Circumference
126529095.53913
Perimeter
80550924
Area
405528209828361
Diagonal
28479052.295621
Surface area
2433169258970166
Volume
8.1664180024351E+21
Space diagonal
34879573.241155
Perimeter
60413193
Area
1.7559886583129E+14
Altitude
17439786.620577
Surface area
1.7559886583129E+14
Volume
9.6242159125429E+20
Height
9493017.4318737