20121741 is an odd 8-digits composite number following 20121740
and preceding 20121742 . In scientific notation, it is written as 2.0121741 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 12708360 positive integers (up to 20121741) that are relatively prime to 20121741.
20121741 has 8 divisors, whose sum is 23534400
The reverse of 20121741 is 14712102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-one thousand seven hundred forty-one
Scientific notation
2.0121741 × 10^7
Engineering notation
2.0121741 × 10^6
Prime Factorization
9 × 19 × 117671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121741
Product of the distinct prime numbers
The prime factorization of 20121741 is 9 × 19 × 117671.
Since it has a total of 3 prime factors.
10 , 9 , 59 , 13 , 788 , 504 , 8431 , 8010 , 39220 , 81708 , 651543 , 93129 , 5380381 , 7645572 , 63262633 , 4791803 , 385905783 , 238510637 , 132728099 , 9786726970
n×2
40243482
n×3
60365223
n×4
80486964
n×5
100608705
n÷2
10060870.5
n÷3
6707247
n÷3
5030435.25
n÷5
4024348.2
n2
404884460871081
n3
8.1469802565725E+21
n4
1.6393142665487E+29
n5
3.2985857089097E+36
2 √n
4485.7263625861
3 √n
271.99140778077
4 √n
66.975565414456
5 √n
28.88904004676
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
-20121740
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 20121741 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121741) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000100010001101
3
Ternary
1101212021211200
4
Quaternary
1030300202031
5
Quinary
20122343431
6
Senary
1555140113
8
Octal
114604215
10
Decimal
20121741
12
Duodecimal
68a4639
16
Hexadecimal
133088d
20
Vigesimal
65f471
36
Base36
bza19
md5
18cddf4692d6483c10a4b0beba599b4a
sha1
a5605c9b8ba710beb9161844c6c054c325edf00b
sha256
09fe0889c00987352b16bbf302a2b955847daf1649725e4a7f7e8165ebca36eb
sha512
fd947bd31ff291d81e875f9d4af29be2ce42525a56825d01b04e1fb09627ab95f921c369762df6a27638d6fb5d9832a4d881e6b6ce28994f45254aeb35b3ac3a
ripemd-160
7ff38d1f30da2d876a785a7f866c07588e468a02
Diameter
40243482
Circumference
126428627.40607
Area
1.2719820478253E+15
Volume
3.4125991097319E+22
Surface area
5.087928191301E+15
Circumference
126428627.40607
Perimeter
80486964
Area
404884460871081
Diagonal
28456439.020759
Surface area
2429306765226486
Volume
8.1469802565725E+21
Space diagonal
34851877.748742
Perimeter
60365223
Area
1.7532011435596E+14
Altitude
17425938.874371
Surface area
1.7532011435596E+14
Volume
9.6013083093589E+20
Height
9485479.6735863