20447913 is an odd 8-digits composite number following 20447912
and preceding 20447914 . In scientific notation, it is written as 2.0447913 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13631940 positive integers (up to 20447913) that are relatively prime to 20447913.
20447913 has 4 divisors, whose sum is 27263888
The reverse of 20447913 is 31974402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred forty-seven thousand nine hundred thirteen
Scientific notation
2.0447913 × 10^7
Engineering notation
2.0447913 × 10^6
Prime Factorization
3 × 6815971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20447913
Product of the distinct prime numbers
The prime factorization of 20447913 is 3 × 6815971.
Since it has a total of 2 prime factors.
10 , 2 , 92 , 38 , 949 , 241 , 587 , 7661 , 89822 , 88745 , 863939 , 404432 , 9147747 , 3836891 , 87104931 , 58701288 , 567311038 , 316959255 , 3285117983 , 3726417822
n×2
40895826
n×3
61343739
n×4
81791652
n×5
102239565
n÷2
10223956.5
n÷3
6815971
n÷3
5111978.25
n÷5
4089582.6
n2
418117146055569
n3
8.5496230263526E+21
n4
1.7482194782565E+29
n5
3.5747439796295E+36
2 √n
4521.9368637786
3 √n
273.45319136946
4 √n
67.245348268699
5 √n
28.982096471598
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
-20447912
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 20447913 can be divided by 4 positive divisors.
The sum of these divisors (counting 20447913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000000001010101001
3
Ternary
1102110212021010
4
Quaternary
1032000022221
5
Quinary
20213313123
6
Senary
2010134133
8
Octal
116001251
10
Decimal
20447913
12
Duodecimal
6a21349
16
Hexadecimal
13802a9
20
Vigesimal
67fjfd
36
Base36
c69pl
md5
b6b6e526cbd4524e2907ded38435ef7b
sha1
14b7cf104a4ecd4254b6638f6716ed7a833809f4
sha256
c48779937cbe0cd92fb3a3ae31bffccdfa3cf2bd86dc320c68207430883b97e5
sha512
c0746c32599e116f8301a6248084a5e452f71caa6a99f7b76066bb20c25beeefed3aef558ace4310671a4c1fe56ec21d523400a34c5edddf1195ce24dec0c30a
ripemd-160
b2fbdf7cf44c45010482dccbe9764ab0cfc932cc
Diameter
40895826
Circumference
128478026.52409
Area
1.3135537543881E+15
Volume
3.5812577187402E+22
Surface area
5.2542150175524E+15
Circumference
128478026.52409
Perimeter
81791652
Area
418117146055569
Diagonal
28917715.886825
Surface area
2508702876333414
Volume
8.5496230263526E+21
Space diagonal
35416824.224748
Perimeter
61343739
Area
1.8105003512099E+14
Altitude
17708412.112374
Surface area
1.8105003512099E+14
Volume
1.0075827364204E+21
Height
9639238.6289417