20744909 is an odd 8-digits composite number following 20744908
and preceding 20744910 . In scientific notation, it is written as 2.0744909 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20685120 positive integers (up to 20744909) that are relatively prime to 20744909.
20744909 has 4 divisors, whose sum is 20804700
The reverse of 20744909 is 90944702
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred forty-four thousand nine hundred nine
Scientific notation
2.0744909 × 10^7
Engineering notation
2.0744909 × 10^6
Prime Factorization
349 × 59441
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20744909
Product of the distinct prime numbers
The prime factorization of 20744909 is 349 × 59441.
Since it has a total of 2 prime factors.
4 , 1 , 82 , 11 , 563 , 651 , 3459 , 2111 , 43330 , 63910 , 163314 , 661475 , 8584668 , 7649353 , 89019557 , 88049788 , 540579884 , 568180250 , 8304234380 , 8588099245
n×2
41489818
n×3
62234727
n×4
82979636
n×5
103724545
n÷2
10372454.5
n÷3
6914969.6666667
n÷3
5186227.25
n÷5
4148981.8
n2
430351249418281
n3
8.9275975072185E+21
n4
1.8520219787588E+29
n5
3.842002741535E+36
2 √n
4554.6579454444
3 √n
274.77075771516
4 √n
67.488205972928
5 √n
29.065801736377
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
-20744908
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 20744909 can be divided by 4 positive divisors.
The sum of these divisors (counting 20744909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001000101011001101
3
Ternary
1110000221122222
4
Quaternary
1033020223031
5
Quinary
20302314114
6
Senary
2020345125
8
Octal
117105315
10
Decimal
20744909
12
Duodecimal
6b451a5
16
Hexadecimal
13c8acd
20
Vigesimal
69d259
36
Base36
ccmvh
md5
c6c30366877d12fb0c70c1533e8eca2c
sha1
a34f776697cb35f3e5f76c49f3b80f82d1216d76
sha256
75f5ff98f69d5193f64e16735611fb52460221f08291640f9a2dc043f07bc9d4
sha512
da34332676562060f4c20318e08317a85cdd0fb01d6371aac0a1d4c55072b712a6f42d0e268fc51ceccde94072a0b0a22c1eb2c25e79f86e80bd20b8b8824fbd
ripemd-160
fc5f2aa8fb545de1cc271e817337540fdbc7343b
Diameter
41489818
Circumference
130344107.42758
Area
1.3519883236357E+15
Volume
3.7395832990512E+22
Surface area
5.4079532945426E+15
Circumference
130344107.42758
Perimeter
82979636
Area
430351249418281
Diagonal
29337731.657996
Surface area
2582107496509686
Volume
8.9275975072185E+21
Space diagonal
35931236.386393
Perimeter
62234727
Area
1.863475572733E+14
Altitude
17965618.193196
Surface area
1.863475572733E+14
Volume
1.0521274561764E+21
Height
9779243.8859986