20688029 is an odd 8-digits composite number following 20688028
and preceding 20688030 . In scientific notation, it is written as 2.0688029 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20678460 positive integers (up to 20688029) that are relatively prime to 20688029.
20688029 has 4 divisors, whose sum is 20697600
The reverse of 20688029 is 92088602
Previous prime number is 3299
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred eighty-eight thousand twenty-nine
Scientific notation
2.0688029 × 10^7
Engineering notation
2.0688029 × 10^6
Prime Factorization
3299 × 6271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20688029
Product of the distinct prime numbers
The prime factorization of 20688029 is 3299 × 6271.
Since it has a total of 2 prime factors.
10 , 6 , 73 , 99 , 437 , 752 , 9356 , 911 , 66625 , 29238 , 625138 , 819417 , 1699625 , 6965271 , 45637232 , 26738405 , 52831026 , 267199378 , 8213047571 , 1508456904
n×2
41376058
n×3
62064087
n×4
82752116
n×5
103440145
n÷2
10344014.5
n÷3
6896009.6666667
n÷3
5172007.25
n÷5
4137605.8
n2
427994543904841
n3
8.8543635361451E+21
n4
1.8317932961231E+29
n5
3.7896192832201E+36
2 √n
4548.4095022326
3 √n
274.51939858685
4 √n
67.441897231859
5 √n
29.049845252701
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
-20688028
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 20688029 can be divided by 4 positive divisors.
The sum of these divisors (counting 20688029) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111010110010011101
3
Ternary
1102221001122022
4
Quaternary
1032322302131
5
Quinary
20244004104
6
Senary
2015225525
8
Octal
116726235
10
Decimal
20688029
12
Duodecimal
6b182a5
16
Hexadecimal
13bac9d
20
Vigesimal
696019
36
Base36
cbezh
md5
34dba72dcd1868474bc569e29b0f003f
sha1
875f1a7b78a2b6ec7ea7763fceee6e3082d72a2a
sha256
4e1f2793c67e984bdda597dab6c5ca3f9d0ed8cbbb96dedac6e046b3f2d24fa1
sha512
ebda26af39db5e0d8ec714919c834cb41d949960cf6f6c4936fbe4b6e9a03765a12449468935e0d02375b8393b96659115a911e47c7752e40113dc9f9e1b367d
ripemd-160
5fe3ed03b6d98d5144c6689f97a7e797ac640231
Diameter
41376058
Circumference
129986719.84731
Area
1.344584514908E+15
Volume
3.7089071249822E+22
Surface area
5.3783380596319E+15
Circumference
129986719.84731
Perimeter
82752116
Area
427994543904841
Diagonal
29257291.190568
Surface area
2567967263429046
Volume
8.8543635361451E+21
Space diagonal
35832717.336458
Perimeter
62064087
Area
1.8532707385136E+14
Altitude
17916358.668229
Surface area
1.8532707385136E+14
Volume
1.0434967499165E+21
Height
9752430.396856