20184991 is an odd 8-digits composite number following 20184990
and preceding 20184992 . In scientific notation, it is written as 2.0184991 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 20168800 positive integers (up to 20184991) that are relatively prime to 20184991.
20184991 has 4 divisors, whose sum is 20201184
The reverse of 20184991 is 19948102
Previous prime number is 1361
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred eighty-four thousand nine hundred ninety-one
Scientific notation
2.0184991 × 10^7
Engineering notation
2.0184991 × 10^6
Prime Factorization
1361 × 14831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20184991
Product of the distinct prime numbers
The prime factorization of 20184991 is 1361 × 14831.
Since it has a total of 2 prime factors.
2 , 8 , 76 , 53 , 415 , 651 , 4785 , 7517 , 52582 , 38413 , 841912 , 46894 , 4574008 , 1303796 , 2086923 , 74903398 , 743278811 , 872869693 , 7592141715 , 3528826549
n×2
40369982
n×3
60554973
n×4
80739964
n×5
100924955
n÷2
10092495.5
n÷3
6728330.3333333
n÷3
5046247.75
n÷5
4036998.2
n2
407433861670081
n3
8.2240488309058E+21
n4
1.6600235163539E+29
n5
3.3507559737393E+36
2 √n
4492.7709712381
3 √n
272.27609922252
4 √n
67.028135668823
5 √n
28.907179020352
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
-20184990
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 20184991 can be divided by 4 positive divisors.
The sum of these divisors (counting 20184991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111111111110011111
3
Ternary
1101222111121021
4
Quaternary
1030333332133
5
Quinary
20131404431
6
Senary
2000345011
8
Octal
114777637
10
Decimal
20184991
12
Duodecimal
6915167
16
Hexadecimal
133ff9f
20
Vigesimal
66329b
36
Base36
c0mu7
md5
8d7fbf023928649fbfbdbf2c37c1e8e5
sha1
4331869ad9e2701897f7852332fef58a8005ac14
sha256
8a68d9bb65119c06d5bf93a750d421189a6dc6c4aa3c5bdf7b80e5ef9849c39b
sha512
6b7159b265883287bb78a81b99851130a75a2fdcbabeef9052a6e0a3b971885298c2ea46823525e1c9b6dea88a97ead6f019fa1e8652dcd351609a7ef08e4aa9
ripemd-160
129b9b50b4162dc27fcad6d52cf27b7afcd3ab5c
Diameter
40369982
Circumference
126826038.87675
Area
1.2799912266464E+15
Volume
3.4448815186583E+22
Surface area
5.1199649065858E+15
Circumference
126826038.87675
Perimeter
80739964
Area
407433861670081
Diagonal
28545888.028579
Surface area
2444603170020486
Volume
8.2240488309058E+21
Space diagonal
34961429.962321
Perimeter
60554973
Area
1.7642403728414E+14
Altitude
17480714.98116
Surface area
1.7642403728414E+14
Volume
9.692134495238E+20
Height
9515296.0095263