20780061 is an odd 8-digits composite number following 20780060
and preceding 20780062 . In scientific notation, it is written as 2.0780061 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13853372 positive integers (up to 20780061) that are relatively prime to 20780061.
20780061 has 4 divisors, whose sum is 27706752
The reverse of 20780061 is 16008702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million seven hundred eighty thousand sixty-one
Scientific notation
2.0780061 × 10^7
Engineering notation
2.0780061 × 10^6
Prime Factorization
3 × 6926687
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20780061
Product of the distinct prime numbers
The prime factorization of 20780061 is 3 × 6926687.
Since it has a total of 2 prime factors.
1 , 9 , 57 , 22 , 925 , 467 , 3031 , 2087 , 54661 , 90483 , 226637 , 875890 , 1010259 , 8335109 , 86750926 , 76257573 , 282130590 , 820165577 , 4089461955 , 3959274245
n×2
41560122
n×3
62340183
n×4
83120244
n×5
103900305
n÷2
10390030.5
n÷3
6926687
n÷3
5195015.25
n÷5
4156012.2
n2
431810935163721
n3
8.9730575731692E+21
n4
1.8646068372697E+29
n5
3.8746643819481E+36
2 √n
4558.5152187966
3 √n
274.92586872359
4 √n
67.516777313469
5 √n
29.075645397279
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
-20780060
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 20780061 can be divided by 4 positive divisors.
The sum of these divisors (counting 20780061) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010001010000011101
3
Ternary
1110002201212220
4
Quaternary
1033101100131
5
Quinary
20304430221
6
Senary
2021215553
8
Octal
117212035
10
Decimal
20780061
12
Duodecimal
6b615b9
16
Hexadecimal
13d141d
20
Vigesimal
69ha31
36
Base36
cddzx
md5
29e708e7f9415bd66bfed4256c10637d
sha1
08be3ae81763f41a54cb889115f41ef75194ab8d
sha256
a41987075b556fe4dba0962b324f2ba55368877a8074f7a93da50ad35477361f
sha512
4b5752f77a72e234746418eeafe6082a029dadf2a9890224a5532eff6e239cea40b6d0045f97cac9bca17a4d9477f20b30f8acfef334504f0487d49168d8f415
ripemd-160
a68971e152a84318a1bf7349c90a03d4dffa70e9
Diameter
41560122
Circumference
130564973.9575
Area
1.3565740616501E+15
Volume
3.7586255669475E+22
Surface area
5.4262962466003E+15
Circumference
130564973.9575
Perimeter
83120244
Area
431810935163721
Diagonal
29387444.09314
Surface area
2590865610982326
Volume
8.9730575731692E+21
Space diagonal
35992121.436381
Perimeter
62340183
Area
1.8697961974185E+14
Altitude
17996060.71819
Surface area
1.8697961974185E+14
Volume
1.0574849763275E+21
Height
9795814.6977134