20138419 is an odd 8-digits composite number following 20138418
and preceding 20138420 . In scientific notation, it is written as 2.0138419 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 16893960 positive integers (up to 20138419) that are relatively prime to 20138419.
20138419 has 8 divisors, whose sum is 23505408
The reverse of 20138419 is 91483102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-eight thousand four hundred nineteen
Scientific notation
2.0138419 × 10^7
Engineering notation
2.0138419 × 10^6
Prime Factorization
7 × 47 × 61211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20138419
Product of the distinct prime numbers
The prime factorization of 20138419 is 7 × 47 × 61211.
Since it has a total of 3 prime factors.
5 , 9 , 33 , 73 , 701 , 75 , 7507 , 3103 , 99690 , 87870 , 948487 , 275211 , 5864953 , 7208785 , 73096130 , 73258968 , 913103901 , 85879279 , 6040891465 , 8413031752
n×2
40276838
n×3
60415257
n×4
80553676
n×5
100692095
n÷2
10069209.5
n÷3
6712806.3333333
n÷3
5034604.75
n÷5
4027683.8
n2
405555919819561
n3
8.1672550412567E+21
n4
1.6447560410069E+29
n5
3.3122786306578E+36
2 √n
4487.5849852677
3 √n
272.06653414902
4 √n
66.989439356272
5 √n
28.893827423246
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
-20138418
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 20138419 can be divided by 8 positive divisors.
The sum of these divisors (counting 20138419) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100100110110011
3
Ternary
1101220010201101
4
Quaternary
1030310212303
5
Quinary
20123412134
6
Senary
1555345231
8
Octal
114644663
10
Decimal
20138419
12
Duodecimal
68b2217
16
Hexadecimal
13349b3
20
Vigesimal
65h60j
36
Base36
bzmwj
md5
1fee617e4ef5cbc41c89ef7a1300d2b9
sha1
a6c0391034b84ac16a0617eda92cb5b7d669f3eb
sha256
9119b69fe39b2fee638410aa4bd9c277bb8df084d1b186faefe13bb11c58679e
sha512
83fb3fef5c2b59356a051611546bdbdea6fecd92857e7b5a762ff494921b0c1749d8b6fb8ad626d36591a39d1cff9b10ac77ccac612b576f4c78b03cf584f635
ripemd-160
2e24de9830d283b2f19c756b6b4ace2a6f71b972
Diameter
40276838
Circumference
126533418.37063
Area
1.274091498325E+15
Volume
3.4210917916808E+22
Surface area
5.0963659932999E+15
Circumference
126533418.37063
Perimeter
80553676
Area
405555919819561
Diagonal
28480025.274552
Surface area
2433335518917366
Volume
8.1672550412567E+21
Space diagonal
34880764.89211
Perimeter
60415257
Area
1.7561086460945E+14
Altitude
17440382.446055
Surface area
1.7561086460945E+14
Volume
9.6252023722544E+20
Height
9493341.758184