20388625 is an odd 8-digits composite number following 20388624
and preceding 20388626 . In scientific notation, it is written as 2.0388625 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 16310800 positive integers (up to 20388625) that are relatively prime to 20388625.
20388625 has 8 divisors, whose sum is 25445160
The reverse of 20388625 is 52688302
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million three hundred eighty-eight thousand six hundred twenty-five
Scientific notation
2.0388625 × 10^7
Engineering notation
2.0388625 × 10^6
Prime Factorization
25 × 5 × 163109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20388625
Product of the distinct prime numbers
The prime factorization of 20388625 is 25 × 5 × 163109.
Since it has a total of 3 prime factors.
6 , 1 , 56 , 89 , 142 , 981 , 7259 , 1616 , 3790 , 19034 , 246218 , 328244 , 8469504 , 1351669 , 56041558 , 12176223 , 154948483 , 21719232 , 3651628167 , 2729872236
n×2
40777250
n×3
61165875
n×4
81554500
n×5
101943125
n÷2
10194312.5
n÷3
6796208.3333333
n÷3
5097156.25
n÷5
4077725
n2
415696029390625
n3
8.4754704572344E+21
n4
1.7280318885113E+29
n5
3.5232194162899E+36
2 √n
4515.3765070036
3 √n
273.18864624152
4 √n
67.196551302902
5 √n
28.965270433082
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
-20388624
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 20388625 can be divided by 8 positive divisors.
The sum of these divisors (counting 20388625) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110001101100010001
3
Ternary
1102100211221021
4
Quaternary
1031301230101
5
Quinary
20204414000
6
Senary
2004555441
8
Octal
115615421
10
Decimal
20388625
12
Duodecimal
69b2b81
16
Hexadecimal
1371b11
20
Vigesimal
678bb5
36
Base36
c4zyp
md5
776ee24dd55e38a4c296cc345f6afb0c
sha1
e7b0bea57b32507706a57cc1bbeacee5e440fee4
sha256
54718b2945b4681770735b57c1aa4b11d63e7084a8e5d5b37e212168158beaa6
sha512
643573a2e3e574652ac1715be9757bc09e542fb74f50877e1d459b963e49b7c0fb562f0eeb6c33a841b30452c675d5c6e8bca2fc8f712dab9adfa1f4661cfabf
ripemd-160
d4b58a34efffc71d38243c17ca8f1e2525087d56
Diameter
40777250
Circumference
128105509.03359
Area
1.30594759206E+15
Volume
3.550196763222E+22
Surface area
5.2237903682401E+15
Circumference
128105509.03359
Perimeter
81554500
Area
415696029390625
Diagonal
28833869.993139
Surface area
2494176176343750
Volume
8.4754704572344E+21
Space diagonal
35314134.396469
Perimeter
61165875
Area
1.800016608523E+14
Altitude
17657067.198234
Surface area
1.800016608523E+14
Volume
9.9884377234279E+20
Height
9611289.997713