20739991 is an odd 8-digits composite number following 20739990
and preceding 20739992 . In scientific notation, it is written as 2.0739991 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 20678112 positive integers (up to 20739991) that are relatively prime to 20739991.
20739991 has 4 divisors, whose sum is 20801872
The reverse of 20739991 is 19993702
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred thirty-nine thousand nine hundred ninety-one
Scientific notation
2.0739991 × 10^7
Engineering notation
2.0739991 × 10^6
Prime Factorization
337 × 61543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20739991
Product of the distinct prime numbers
The prime factorization of 20739991 is 337 × 61543.
Since it has a total of 2 prime factors.
5 , 2 , 85 , 24 , 512 , 782 , 87 , 3609 , 38031 , 70509 , 662894 , 721253 , 1687212 , 3329389 , 90542233 , 49267318 , 357606111 , 85483854 , 828195617 , 6288991876
n×2
41479982
n×3
62219973
n×4
82959964
n×5
103699955
n÷2
10369995.5
n÷3
6913330.3333333
n÷3
5184997.75
n÷5
4147998.2
n2
430147226680081
n3
8.9212496100198E+21
n4
1.8502663662056E+29
n5
3.8374507782708E+36
2 √n
4554.1180265777
3 √n
274.74904267836
4 √n
67.484205756441
5 √n
29.06442347851
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
-20739990
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 20739991 can be divided by 4 positive divisors.
The sum of these divisors (counting 20739991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000111011110010111
3
Ternary
1110000200220211
4
Quaternary
1033013132113
5
Quinary
20302134431
6
Senary
2020310251
8
Octal
117073627
10
Decimal
20739991
12
Duodecimal
6b42387
16
Hexadecimal
13c7797
20
Vigesimal
69c9jb
36
Base36
ccj2v
md5
077986984a2a3b1b32598a15c49df485
sha1
2b2e14623818235473046ae1554c39664d5de298
sha256
609504d64a1d7f005fd4fc3f3e6a5510b0317644ab142c7849052d8bb2829fa6
sha512
180da7b9a59cd7f8251c072068db5bc1bdabdab5273bd1b4793153b2c8ae7e4644fe99ea6486fdacfc88928367257f923075a0e2dbf9fabe1e5e7e5e81235c04
ripemd-160
ce6c7833c041b491ea132d39658ac6512176be72
Diameter
41479982
Circumference
130313206.72224
Area
1.3513473673002E+15
Volume
3.7369242980906E+22
Surface area
5.4053894692007E+15
Circumference
130313206.72224
Perimeter
82959964
Area
430147226680081
Diagonal
29330776.555696
Surface area
2580883360080486
Volume
8.9212496100198E+21
Space diagonal
35922718.160521
Perimeter
62219973
Area
1.8625921283619E+14
Altitude
17961359.080261
Surface area
1.8625921283619E+14
Volume
1.0513793493171E+21
Height
9776925.5185653