20384889 is an odd 8-digits composite number following 20384888
and preceding 20384890 . In scientific notation, it is written as 2.0384889 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 11605248 positive integers (up to 20384889) that are relatively prime to 20384889.
20384889 has 16 divisors, whose sum is 31178112
The reverse of 20384889 is 98848302
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million three hundred eighty-four thousand eight hundred eighty-nine
Scientific notation
2.0384889 × 10^7
Engineering notation
2.0384889 × 10^6
Prime Factorization
3 × 7 × 293 × 3313
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20384889
Product of the distinct prime numbers
The prime factorization of 20384889 is 3 × 7 × 293 × 3313.
Since it has a total of 4 prime factors.
3 , 5 , 95 , 6 , 844 , 732 , 6182 , 5992 , 29630 , 68106 , 361303 , 10115 , 7548434 , 8114523 , 13778498 , 68504728 , 614886681 , 590125262 , 7870035101 , 5418286438
n×2
40769778
n×3
61154667
n×4
81539556
n×5
101924445
n÷2
10192444.5
n÷3
6794963
n÷3
5096222.25
n÷5
4076977.8
n2
415543699542321
n3
8.4708121898196E+21
n4
1.7267656622932E+29
n5
3.5199926354858E+36
2 √n
4514.9627905443
3 √n
273.17195891172
4 √n
67.193472826937
5 √n
28.964208839346
1 , 3 , 7 , 21 , 293 , 879 , 2051 , 3313 , 6153 , 9939 , 23191 , 69573 , 970709 , 2912127 , 6794963 , 20384889
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20384888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20384889 can be divided by 16 positive divisors.
The sum of these divisors (counting 20384889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110000110001111001
3
Ternary
1102100122210220
4
Quaternary
1031300301321
5
Quinary
20204304024
6
Senary
2004530253
8
Octal
115606171
10
Decimal
20384889
12
Duodecimal
69b0989
16
Hexadecimal
1370c79
20
Vigesimal
678249
36
Base36
c4x2x
md5
296003975259afc09270c82d4cbcd327
sha1
b5e9a5b218bbbb464c899cd427b0594a80104dc8
sha256
3c06fdd0ecff3834776b06607d634162d5ca9730bf94a9e4265eb97175e68069
sha512
8ea19779ff5293e0267e639be27399571351e4ba20b4f174b7b2818f13e6b960b54e5addd8a2ee7e1b022c54f70e942a2c918170fd9ce49b1eb4739653381688
ripemd-160
380014467ebb79335ec72b9085aadf652b69b2f3
Diameter
40769778
Circumference
128082035.05329
Area
1.3054690337277E+15
Volume
3.5482455127301E+22
Surface area
5.2218761349107E+15
Circumference
128082035.05329
Perimeter
81539556
Area
415543699542321
Diagonal
28828586.49127
Surface area
2493262197253926
Volume
8.4708121898196E+21
Space diagonal
35307663.454652
Perimeter
61154667
Area
1.7993570009311E+14
Altitude
17653831.727326
Surface area
1.7993570009311E+14
Volume
9.9829479026318E+20
Height
9609528.8304234