20137791 is an odd 8-digits composite number following 20137790
and preceding 20137792 . In scientific notation, it is written as 2.0137791 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13412672 positive integers (up to 20137791) that are relatively prime to 20137791.
20137791 has 8 divisors, whose sum is 26875440
The reverse of 20137791 is 19773102
Previous prime number is 1373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred thirty-seven thousand seven hundred ninety-one
Scientific notation
2.0137791 × 10^7
Engineering notation
2.0137791 × 10^6
Prime Factorization
3 × 1373 × 4889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20137791
Product of the distinct prime numbers
The prime factorization of 20137791 is 3 × 1373 × 4889.
Since it has a total of 3 prime factors.
1 , 3 , 75 , 20 , 179 , 195 , 6782 , 6655 , 79437 , 97703 , 53148 , 332591 , 8846011 , 3831448 , 88159815 , 71857855 , 792656516 , 573167172 , 531728874 , 1936760267
n×2
40275582
n×3
60413373
n×4
80551164
n×5
100688955
n÷2
10068895.5
n÷3
6712597
n÷3
5034447.75
n÷5
4027558.2
n2
405530626359681
n3
8.1664909977303E+21
n4
1.6445508891568E+29
n5
3.3117622094703E+36
2 √n
4487.5150139025
3 √n
272.06370606273
4 √n
66.98891709755
5 √n
28.893647214959
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
-20137790
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 20137791 can be divided by 8 positive divisors.
The sum of these divisors (counting 20137791) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100011100111111
3
Ternary
1101220002212010
4
Quaternary
1030310130333
5
Quinary
20123402131
6
Senary
1555342303
8
Octal
114643477
10
Decimal
20137791
12
Duodecimal
68b1993
16
Hexadecimal
133473f
20
Vigesimal
65h49b
36
Base36
bzmf3
md5
333ee2769547a138c10e90791f972a5c
sha1
4f17eb1c61bf545c735349aac873e6a2581bf559
sha256
66aeda6396748c893ad591ebaf1fb1d693c51d6b83fcca530160a989ccccb95e
sha512
591b6ca0778fd3ee3241f43ecee03e44a7a7ecaa339ec5960a45c5a18457a9a9a31cb2d1d03d6b3a09259b4dd9096995d319e326bc9ecacec5faec2e9df504c1
ripemd-160
54c66773d0dd6a2a6c7bc2c7929b72033abd1707
Diameter
40275582
Circumference
126529472.53025
Area
1.2740120365772E+15
Volume
3.4207717498769E+22
Surface area
5.096048146309E+15
Circumference
126529472.53025
Perimeter
80551164
Area
405530626359681
Diagonal
28479137.148435
Surface area
2433183758158086
Volume
8.1664909977303E+21
Space diagonal
34879677.164203
Perimeter
60413373
Area
1.7559991222005E+14
Altitude
17439838.582102
Surface area
1.7559991222005E+14
Volume
9.6243019383234E+20
Height
9493045.716145