20682745 is an odd 8-digits composite number following 20682744
and preceding 20682746 . In scientific notation, it is written as 2.0682745 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 16265520 positive integers (up to 20682745) that are relatively prime to 20682745.
20682745 has 8 divisors, whose sum is 25240320
The reverse of 20682745 is 54728602
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million six hundred eighty-two thousand seven hundred forty-five
Scientific notation
2.0682745 × 10^7
Engineering notation
2.0682745 × 10^6
Prime Factorization
5 × 59 × 70111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20682745
Product of the distinct prime numbers
The prime factorization of 20682745 is 5 × 59 × 70111.
Since it has a total of 3 prime factors.
9 , 8 , 3 , 31 , 602 , 76 , 7124 , 2458 , 78314 , 29914 , 819187 , 101107 , 5503836 , 1292447 , 10794528 , 91101986 , 433747853 , 739106114 , 5351446135 , 9726492454
n×2
41365490
n×3
62048235
n×4
82730980
n×5
103413725
n÷2
10341372.5
n÷3
6894248.3333333
n÷3
5170686.25
n÷5
4136549
n2
427775940735025
n3
8.8475806993576E+21
n4
1.8299225547174E+29
n5
3.7847821568968E+36
2 √n
4547.828602751
3 √n
274.4960246183
4 √n
67.437590428121
5 √n
29.048361157072
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
-20682744
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 20682745 can be divided by 8 positive divisors.
The sum of these divisors (counting 20682745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111001011111111001
3
Ternary
1102220210101121
4
Quaternary
1032321133321
5
Quinary
20243321440
6
Senary
2015145241
8
Octal
116713771
10
Decimal
20682745
12
Duodecimal
6b15221
16
Hexadecimal
13b97f9
20
Vigesimal
6956h5
36
Base36
cbawp
md5
865344e91da7c2616bd5c8aafac87602
sha1
e00d7dfc76825b25fa509a7a352de6bd88ffe685
sha256
39edfa89512c11789a8fb36ebf10e654676141fa755a4e240b45a541275f559b
sha512
1a58c153e828343d93e4a22cadffecf0843787182607d250c7354c4654b2958ded100ce1c7a478661f0dd2137a5dd4d918c21f4f1517d627d99f0401e24adbd7
ripemd-160
c5bcbd98b8d17b371c756e4f5b5e757ca5639a84
Diameter
41365490
Circumference
129953519.49614
Area
1.3438977527956E+15
Volume
3.7060659369526E+22
Surface area
5.3755910111825E+15
Circumference
129953519.49614
Perimeter
82730980
Area
427775940735025
Diagonal
29249818.486104
Surface area
2566655644410150
Volume
8.8475806993576E+21
Space diagonal
35823565.179991
Perimeter
62048235
Area
1.8523241590216E+14
Altitude
17911782.589996
Surface area
1.8523241590216E+14
Volume
1.0426973849352E+21
Height
9749939.4953681