20689927 is an odd 8-digits composite number following 20689926
and preceding 20689928 . In scientific notation, it is written as 2.0689927 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20022480 positive integers (up to 20689927) that are relatively prime to 20689927.
20689927 has 4 divisors, whose sum is 21357376
The reverse of 20689927 is 72998602
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million six hundred eighty-nine thousand nine hundred twenty-seven
Scientific notation
2.0689927 × 10^7
Engineering notation
2.0689927 × 10^6
Prime Factorization
31 × 667417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20689927
Product of the distinct prime numbers
The prime factorization of 20689927 is 31 × 667417.
Since it has a total of 2 prime factors.
7 , 5 , 48 , 14 , 111 , 690 , 4090 , 208 , 6518 , 59919 , 254309 , 978077 , 9671309 , 297876 , 12062491 , 75158009 , 679288726 , 124417570 , 9387517258 , 8696332923
n×2
41379854
n×3
62069781
n×4
82759708
n×5
103449635
n÷2
10344963.5
n÷3
6896642.3333333
n÷3
5172481.75
n÷5
4137985.4
n2
428073079265329
n3
8.8568007606649E+21
n4
1.832465611917E+29
n5
3.7913579740573E+36
2 √n
4548.6181418097
3 √n
274.52779348816
4 √n
67.443444023935
5 √n
29.05037826223
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
-20689926
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 20689927 can be divided by 4 positive divisors.
The sum of these divisors (counting 20689927) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111011010000000111
3
Ternary
1102221011020121
4
Quaternary
1032323100013
5
Quinary
20244034202
6
Senary
2015242411
8
Octal
116732007
10
Decimal
20689927
12
Duodecimal
6b19407
16
Hexadecimal
13bb407
20
Vigesimal
6964g7
36
Base36
cbgg7
md5
6ddcc5ed999fad288a8e647b6b3e2a41
sha1
381509398c920ac5496fa02da2ba60d629a2bb0e
sha256
f3e622486992fab011fef544ee8ce072adce8d4288c17b73e1c8ef20c5a6db92
sha512
ad8fb55dfb5504345fd5b5972be6e44c1fce4fc9f8c4b9c2b2943f34cedcb7d04d04021d6606acc89864a22a319d8328cdf66bbcc5a5cc7b0d685a8aa8655eeb
ripemd-160
ff7f7a4de3ddd96d0b308bb7ca66e0d8cfe5c963
Diameter
41379854
Circumference
129998645.33302
Area
1.3448312410195E+15
Volume
3.7099280272018E+22
Surface area
5.3793249640781E+15
Circumference
129998645.33302
Perimeter
82759708
Area
428073079265329
Diagonal
29259975.367909
Surface area
2568438475591974
Volume
8.8568007606649E+21
Space diagonal
35836004.768891
Perimeter
62069781
Area
1.8536108066E+14
Altitude
17918002.384446
Surface area
1.8536108066E+14
Volume
1.0437839795807E+21
Height
9753325.1226364