20245789 is an odd 8-digits composite number following 20245788
and preceding 20245790 . In scientific notation, it is written as 2.0245789 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20180380 positive integers (up to 20245789) that are relatively prime to 20245789.
20245789 has 4 divisors, whose sum is 20311200
The reverse of 20245789 is 98754202
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million two hundred forty-five thousand seven hundred eighty-nine
Scientific notation
2.0245789 × 10^7
Engineering notation
2.0245789 × 10^6
Prime Factorization
311 × 65099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20245789
Product of the distinct prime numbers
The prime factorization of 20245789 is 311 × 65099.
Since it has a total of 2 prime factors.
5 , 3 , 53 , 3 , 300 , 234 , 60 , 394 , 6990 , 81453 , 597110 , 990852 , 5717092 , 2102910 , 43279706 , 68504296 , 288386749 , 937009331 , 2565439600 , 7504856832
n×2
40491578
n×3
60737367
n×4
80983156
n×5
101228945
n÷2
10122894.5
n÷3
6748596.3333333
n÷3
5061447.25
n÷5
4049157.8
n2
409891972232521
n3
8.2985863826135E+21
n4
1.6801142890067E+29
n5
3.4015239391114E+36
2 √n
4499.5320867841
3 √n
272.54919404758
4 √n
67.078551615134
5 √n
28.92457199344
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
-20245788
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 20245789 can be divided by 4 positive divisors.
The sum of these divisors (counting 20245789) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001110110100011101
3
Ternary
1102002121000001
4
Quaternary
1031032310131
5
Quinary
20140331124
6
Senary
2001534301
8
Octal
115166435
10
Decimal
20245789
12
Duodecimal
6944391
16
Hexadecimal
134ed1d
20
Vigesimal
66ae99
36
Base36
c1xr1
md5
9d12c55f762d1487d5478f7049c712cd
sha1
31d1c55a711f08ce614e9aaf5fb8005ea0b39d99
sha256
336bb65a4ef1052db56fdef62141f30c9e64d0da22207f24881cf8ea8be4db1a
sha512
08864cf431ca11d6b7b568ce7f41610a79abdc77d943ef7706ae84d733dc4d41d2506307d14b12ce101e1c63b4882618c43f5e2ed9ff5614205ed3a6b0ec86fd
ripemd-160
7e531dc9c6097564ee490b45b0f5d9371052462b
Diameter
40491578
Circumference
127208043.97706
Area
1.2877136087311E+15
Volume
3.4761037353065E+22
Surface area
5.1508544349245E+15
Circumference
127208043.97706
Perimeter
80983156
Area
409891972232521
Diagonal
28631869.384744
Surface area
2459351833395126
Volume
8.2985863826135E+21
Space diagonal
35066735.187319
Perimeter
60737367
Area
1.7748843038033E+14
Altitude
17533367.59366
Surface area
1.7748843038033E+14
Volume
9.7799778423472E+20
Height
9543956.4615813