20042385 is an odd 8-digits composite number following 20042384
and preceding 20042386 . In scientific notation, it is written as 2.0042385 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 9717440 positive integers (up to 20042385) that are relatively prime to 20042385.
20042385 has 8 divisors, whose sum is 24779880
The reverse of 20042385 is 58324002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million forty-two thousand three hundred eighty-five
Scientific notation
2.0042385 × 10^7
Engineering notation
2.0042385 × 10^6
Prime Factorization
33 × 5 × 121469
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20042385
Product of the distinct prime numbers
The prime factorization of 20042385 is 33 × 5 × 121469.
Since it has a total of 3 prime factors.
7 , 10 , 30 , 5 , 705 , 878 , 935 , 6876 , 41258 , 48842 , 625419 , 131338 , 1163885 , 8958573 , 30543941 , 66484694 , 120691971 , 339010305 , 8923542209 , 3191989416
n×2
40084770
n×3
60127155
n×4
80169540
n×5
100211925
n÷2
10021192.5
n÷3
6680795
n÷3
5010596.25
n÷5
4008477
n2
401697196488225
n3
8.0509698654377E+21
n4
1.613606376665E+29
n5
3.2340520239575E+36
2 √n
4476.8722340491
3 √n
271.63337734712
4 √n
66.909433072244
5 √n
28.866217531236
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
-20042384
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 20042385 can be divided by 8 positive divisors.
The sum of these divisors (counting 20042385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011101001010010001
3
Ternary
1101201020222120
4
Quaternary
1030131022101
5
Quinary
20112324020
6
Senary
1553324453
8
Octal
114351221
10
Decimal
20042385
12
Duodecimal
6866729
16
Hexadecimal
131d291
20
Vigesimal
6555j5
36
Base36
bxksx
md5
f95b4afabee96222c172ffd8748b4d0e
sha1
3171dd58788faa9ab37c4a6d990295083fc2de26
sha256
cf6139732f81b42b1456225d5c7416544c2f046e99d42e3e1429ea39b049e3b2
sha512
337a5b9acc4878cfe254f79012f17c300cffbe2a2df9fef28a9c2968c49821dd44b823df008c0688e67a1ce4160c4bc3ac653c59696fed82963193e084efb090
ripemd-160
ce4d2010c3cc03f8283ff249d32ab7181f2aa357
Diameter
40084770
Circumference
125930018.95284
Area
1.261968961455E+15
Volume
3.3723823711376E+22
Surface area
5.0478758458201E+15
Circumference
125930018.95284
Perimeter
80169540
Area
401697196488225
Diagonal
28344212.689303
Surface area
2410183178929350
Volume
8.0509698654377E+21
Space diagonal
34714429.124856
Perimeter
60127155
Area
1.739399883939E+14
Altitude
17357214.562428
Surface area
1.739399883939E+14
Volume
9.4881589782992E+20
Height
9448070.8964344