20389080 is an even 8-digits composite number following 20389079
and preceding 20389081 . In scientific notation, it is written as 2.0389080 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 16 positive divisors.
There are 5437056 positive integers (up to 20389080) that are relatively prime to 20389080.
20389080 has 16 divisors, whose sum is 40778400
The reverse of 20389080 is 08098302
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million three hundred eighty-nine thousand eighty
Scientific notation
2.0389080 × 10^7
Engineering notation
2.0389080 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 169909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5097270
Product of the distinct prime numbers
The prime factorization of 20389080 is 2 × 2 × 2 × 15 × 169909.
Since it has a total of 5 prime factors.
10 , 4 , 42 , 90 , 77 , 128 , 5877 , 2102 , 79979 , 20859 , 860624 , 714956 , 5393359 , 454900 , 1968772 , 88289351 , 819043540 , 659973799 , 6147672219 , 2900294538
n×2
40778160
n×3
61167240
n×4
81556320
n×5
101945400
n÷2
10194540
n÷3
6796360
n÷3
5097270
n÷5
4077816
n2
415714583246400
n3
8.4760378949775E+21
n4
1.7281861472373E+29
n5
3.5236125610913E+36
2 √n
4515.4268901179
3 √n
273.19067841893
4 √n
67.196926195459
5 √n
28.965399711838
1 , 2 , 4 , 8 , 15 , 30 , 60 , 120 , 169909 , 339818 , 679636 , 1359272 , 2548635 , 5097270 , 10194540 , 20389080
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
-20389079
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 20389080 can be divided by 16 positive divisors.
The sum of these divisors (counting 20389080) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110001110011011000
3
Ternary
1102100212120010
4
Quaternary
1031301303120
5
Quinary
20204422310
6
Senary
2005001520
8
Octal
115616330
10
Decimal
20389080
12
Duodecimal
69b32a0
16
Hexadecimal
1371cd8
20
Vigesimal
678ce0
36
Base36
c50bc
md5
ad575bfeec3986ab47eb2d6afe4c36d9
sha1
2da2e10846f3f221c9f7ff02f00e248a846e1354
sha256
5771df7cf4a28fcaa4937cc5d63cb45ae0c440f63e7a906287b6f7adea07e668
sha512
8554e10e075e9dbdb6ae1ddb1b74babef8a51501ea45059a3c2e9598bd3de1fcd766555b8430635f66a3daa21a7882bf07a4f27a226b4ba317fca965fcef2c91
ripemd-160
45a97d18e1e967742d213cd131e719efbc92c854
Diameter
40778160
Circumference
128108367.88291
Area
1.306005880717E+15
Volume
3.550434450988E+22
Surface area
5.2240235228681E+15
Circumference
128108367.88291
Perimeter
81556320
Area
415714583246400
Diagonal
28834513.46031
Surface area
2494287499478400
Volume
8.4760378949775E+21
Space diagonal
35314922.479586
Perimeter
61167240
Area
1.8000969490752E+14
Altitude
17657461.239793
Surface area
1.8000969490752E+14
Volume
9.9891064552212E+20
Height
9611504.48677