20783388 is an even 8-digits composite number following 20783387
and preceding 20783389 . In scientific notation, it is written as 2.0783388 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 6927792 positive integers (up to 20783388) that are relatively prime to 20783388.
20783388 has 12 divisors, whose sum is 48494600
The reverse of 20783388 is 88338702
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million seven hundred eighty-three thousand three hundred eighty-eight
Scientific notation
2.0783388 × 10^7
Engineering notation
2.0783388 × 10^6
Prime Factorization
2 × 2 × 3 × 1731949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10391694
Product of the distinct prime numbers
The prime factorization of 20783388 is 2 × 2 × 3 × 1731949.
Since it has a total of 4 prime factors.
9 , 10 , 14 , 61 , 330 , 631 , 757 , 4387 , 10935 , 10670 , 439889 , 648663 , 2229856 , 3570923 , 94991524 , 8939058 , 878733478 , 305882379 , 9784813021 , 8040288355
n×2
41566776
n×3
62350164
n×4
83133552
n×5
103916940
n÷2
10391694
n÷3
6927796
n÷3
5195847
n÷5
4156677.6
n2
431949216758544
n3
8.9773681681889E+21
n4
1.8658012585832E+29
n5
3.8777671488023E+36
2 √n
4558.8801256449
3 √n
274.94054031277
4 √n
67.519479601408
5 √n
29.076576371233
1 , 2 , 3 , 4 , 6 , 12 , 1731949 , 3463898 , 5195847 , 6927796 , 10391694 , 20783388
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20783387
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20783388 can be divided by 12 positive divisors.
The sum of these divisors (counting 20783388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111010010000100011100
3
Ternary
1110002220110010
4
Quaternary
1033102010130
5
Quinary
20310032023
6
Senary
2021243220
8
Octal
117220434
10
Decimal
20783388
12
Duodecimal
6b63510
16
Hexadecimal
13d211c
20
Vigesimal
69hi98
36
Base36
cdgkc
md5
6da67a9e5c8e0e953918520a7cd656c3
sha1
fc7c480b4196bc3f1ac1eedc564728f166d2c69a
sha256
e82604ba128fda1210bb96ef73a80d929b4d643f7a74298adc315f0669cd2be4
sha512
048be47f556e58bf0bad15c0eb84ac78d5877d2d09b943ccf472eeac0d50b50962d09f855ae7021610e00b212304c9c2780734aebc9601c630c8d4b8da838626
ripemd-160
d5de91f3e3d32f6ab93558bcfeabe92c3e8a1d0b
Diameter
41566776
Circumference
130585878.11501
Area
1.3570084860925E+15
Volume
3.7604311847671E+22
Surface area
5.42803394437E+15
Circumference
130585878.11501
Perimeter
83133552
Area
431949216758544
Diagonal
29392149.181662
Surface area
2591695300551264
Volume
8.9773681681889E+21
Space diagonal
35997883.969417
Perimeter
62350164
Area
1.8703949742885E+14
Altitude
17998941.984709
Surface area
1.8703949742885E+14
Volume
1.0579929848224E+21
Height
9797383.0605541