20787792 is an even 8-digits composite number following 20787791
and preceding 20787793 . In scientific notation, it is written as 2.0787792 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 20 positive divisors.
There are 6929248 positive integers (up to 20787792) that are relatively prime to 20787792.
20787792 has 20 divisors, whose sum is 53701920
The reverse of 20787792 is 29778702
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million seven hundred eighty-seven thousand seven hundred ninety-two
Scientific notation
2.0787792 × 10^7
Engineering notation
2.0787792 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 433079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2598474
Product of the distinct prime numbers
The prime factorization of 20787792 is 2 × 2 × 2 × 2 × 3 × 433079.
Since it has a total of 6 prime factors.
3 , 4 , 30 , 80 , 713 , 761 , 4765 , 8677 , 51512 , 89530 , 576609 , 847211 , 2474063 , 3336510 , 40703485 , 96342792 , 716666388 , 263174596 , 4494402310 , 6712521859
n×2
41575584
n×3
62363376
n×4
83151168
n×5
103938960
n÷2
10393896
n÷3
6929264
n÷3
5196948
n÷5
4157558.4
n2
432132296235264
n3
8.9830762906211E+21
n4
1.8673832144956E+29
n5
3.8818773847226E+36
2 √n
4559.3631134184
3 √n
274.95995890843
4 √n
67.523056161717
5 √n
29.077808532129
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 433079 , 866158 , 1299237 , 1732316 , 2598474 , 3464632 , 5196948 , 6929264 , 10393896 , 20787792
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20787791
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20787792 can be divided by 20 positive divisors.
The sum of these divisors (counting 20787792) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001111010011001001010000
3
Ternary
1110010010111020
4
Quaternary
1033103021100
5
Quinary
20310202132
6
Senary
2021315440
8
Octal
117231120
10
Decimal
20787792
12
Duodecimal
6b65b80
16
Hexadecimal
13d3250
20
Vigesimal
69i99c
36
Base36
cdjyo
md5
c4b510b6ec19512a85a12acb95ddd125
sha1
dd0dae0af3b3d34d7b440a7a16419883d5f0923d
sha256
2ae65b3a496871a0566e49b18b4d164705ae743bd5f33e89beaef6e5eb1cdaad
sha512
9ab4e52567bb1ef1aa97e183441fbc9770fe5d9df2e24289dcddf79b1ed102fdaf078bf676e35e2a3a2345111d53662288a3ad7e6e27d1d3998e585e7e3a147c
ripemd-160
22bf2e5039e96ec828786b1836c7133ed3f09dd6
Diameter
41575584
Circumference
130613549.26311
Area
1.3575836472316E+15
Volume
3.7628221975002E+22
Surface area
5.4303345889264E+15
Circumference
130613549.26311
Perimeter
83151168
Area
432132296235264
Diagonal
29398377.378191
Surface area
2592793777411584
Volume
8.9830762906211E+21
Space diagonal
36005511.921174
Perimeter
62363376
Area
1.8711877316772E+14
Altitude
18002755.960587
Surface area
1.8711877316772E+14
Volume
1.0586656935024E+21
Height
9799459.1260636