20745295 is an odd 8-digits composite number following 20745294
and preceding 20745296 . In scientific notation, it is written as 2.0745295 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 15912064 positive integers (up to 20745295) that are relatively prime to 20745295.
20745295 has 8 divisors, whose sum is 21034512
The reverse of 20745295 is 59254702
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seven hundred forty-five thousand two hundred ninety-five
Scientific notation
2.0745295 × 10^7
Engineering notation
2.0745295 × 10^6
Prime Factorization
145 × 173 × 827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20745295
Product of the distinct prime numbers
The prime factorization of 20745295 is 145 × 173 × 827.
Since it has a total of 3 prime factors.
1 , 2 , 24 , 91 , 117 , 282 , 9320 , 8510 , 37421 , 59608 , 146217 , 558549 , 2720348 , 1213831 , 99157892 , 55330628 , 67925583 , 225203345 , 8092914333 , 2870915067
n×2
41490590
n×3
62235885
n×4
82981180
n×5
103726475
n÷2
10372647.5
n÷3
6915098.3333333
n÷3
5186323.75
n÷5
4149059
n2
430367264637025
n3
8.9280958632382E+21
n4
1.8521598247116E+29
n5
3.8423601950789E+36
2 √n
4554.7003194502
3 √n
274.77246192211
4 √n
67.488519908576
5 √n
29.0659099009
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20745294
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20745295 can be divided by 8 positive divisors.
The sum of these divisors (counting 20745295) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001000110001001111
3
Ternary
1110000222012021
4
Quaternary
1033020301033
5
Quinary
20302322140
6
Senary
2020351011
8
Octal
117106117
10
Decimal
20745295
12
Duodecimal
6b45467
16
Hexadecimal
13c8c4f
20
Vigesimal
69d34f
36
Base36
ccn67
md5
a47205ec8579a7f1ccf2f22c688192ed
sha1
1732c0397c4abcd14cab68ef84a833bb2fe2c21c
sha256
a41111b42eebfb139730ffd0740cf98452e6b9584b0bd461ecef02ba57f5cb58
sha512
9d5ff2e7d00ebef7181b8647ca2dc82d77363bb1545283e7a93836bc46f2b8c1363da714b65c82e7bb0aa6f36126310c949db6ec0e622fc824a78c1be88c56b6
ripemd-160
7f34ac129a65ccab895ba84451d862b741832ffb
Diameter
41490590
Circumference
130346532.73711
Area
1.3520386369292E+15
Volume
3.7397920499326E+22
Surface area
5.4081545477168E+15
Circumference
130346532.73711
Perimeter
82981180
Area
430367264637025
Diagonal
29338277.544431
Surface area
2582203587822150
Volume
8.9280958632382E+21
Space diagonal
35931904.958005
Perimeter
62235885
Area
1.8635449206644E+14
Altitude
17965952.479002
Surface area
1.8635449206644E+14
Volume
1.0521861879965E+21
Height
9779425.8481436