20187941 is an odd 8-digits composite number following 20187940
and preceding 20187942 . In scientific notation, it is written as 2.0187941 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19718412 positive integers (up to 20187941) that are relatively prime to 20187941.
20187941 has 4 divisors, whose sum is 20657472
The reverse of 20187941 is 14978102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred eighty-seven thousand nine hundred forty-one
Scientific notation
2.0187941 × 10^7
Engineering notation
2.0187941 × 10^6
Prime Factorization
43 × 469487
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20187941
Product of the distinct prime numbers
The prime factorization of 20187941 is 43 × 469487.
Since it has a total of 2 prime factors.
6 , 8 , 34 , 34 , 387 , 604 , 6724 , 3987 , 2547 , 32984 , 804443 , 711200 , 3321044 , 7309729 , 63737370 , 10666381 , 438235310 , 111973466 , 8734468038 , 694861918
n×2
40375882
n×3
60563823
n×4
80751764
n×5
100939705
n÷2
10093970.5
n÷3
6729313.6666667
n÷3
5046985.25
n÷5
4037588.2
n2
407552961819481
n3
8.2276551475869E+21
n4
1.6609941668783E+29
n5
3.3532052242284E+36
2 √n
4493.0992644276
3 √n
272.28936279653
4 √n
67.030584544875
5 √n
28.908023917368
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20187940
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20187941 can be divided by 4 positive divisors.
The sum of these divisors (counting 20187941) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000101100100101
3
Ternary
1101222122122112
4
Quaternary
1031000230211
5
Quinary
20132003231
6
Senary
2000410405
8
Octal
115005445
10
Decimal
20187941
12
Duodecimal
6916a05
16
Hexadecimal
1340b25
20
Vigesimal
6639h1
36
Base36
c0p45
md5
f5c7beca3bcaf3de9472fe7ae2352542
sha1
c003c6cbcc163af1faa627c02fc9c245f60cb175
sha256
ad69847b9315cc29d4c6ad8855d7f9bdcb11bf97946a153822497cabfa6af34d
sha512
251b5ca12878f45bb2f1afbf4cd5179a73b756b49f187e33fe593821e745b150e21cb9db040581fef07cbc34e9752089ed3e31864d9a55147ed3652e40e8b4b0
ripemd-160
c856dec2c8d48421ed7fdc38612e19ccf3878b24
Diameter
40375882
Circumference
126844574.27341
Area
1.2803653908008E+15
Volume
3.4463921290572E+22
Surface area
5.1214615632034E+15
Circumference
126844574.27341
Perimeter
80751764
Area
407552961819481
Diagonal
28550059.958588
Surface area
2445317770916886
Volume
8.2276551475869E+21
Space diagonal
34966539.512203
Perimeter
60563823
Area
1.7647560916163E+14
Altitude
17483269.756101
Surface area
1.7647560916163E+14
Volume
9.6963845802052E+20
Height
9516686.6528626