20687532 is an even 8-digits composite number following 20687531
and preceding 20687533 . In scientific notation, it is written as 2.0687532 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors.
There are 6895840 positive integers (up to 20687532) that are relatively prime to 20687532.
20687532 has 12 divisors, whose sum is 48270936
The reverse of 20687532 is 23578602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred eighty-seven thousand five hundred thirty-two
Scientific notation
2.0687532 × 10^7
Engineering notation
2.0687532 × 10^6
Prime Factorization
2 × 2 × 3 × 1723961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10343766
Product of the distinct prime numbers
The prime factorization of 20687532 is 2 × 2 × 3 × 1723961.
Since it has a total of 4 prime factors.
8 , 7 , 3 , 18 , 389 , 834 , 190 , 3970 , 58616 , 68623 , 149483 , 308868 , 6563183 , 2080031 , 74502091 , 22726264 , 907911668 , 161033917 , 7394700529 , 2304418951
n×2
41375064
n×3
62062596
n×4
82750128
n×5
103437660
n÷2
10343766
n÷3
6895844
n÷3
5171883
n÷5
4137506.4
n2
427973980251024
n3
8.8537254116104E+21
n4
1.831617277719E+29
n5
3.7891641044565E+36
2 √n
4548.3548674218
3 √n
274.51720025863
4 √n
67.44149217968
5 √n
29.049705675249
1 , 2 , 3 , 4 , 6 , 12 , 1723961 , 3447922 , 5171883 , 6895844 , 10343766 , 20687532
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20687531
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20687532 can be divided by 12 positive divisors.
The sum of these divisors (counting 20687532) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111010101010101100
3
Ternary
1102221000221220
4
Quaternary
1032322222230
5
Quinary
20244000112
6
Senary
2015223340
8
Octal
116725254
10
Decimal
20687532
12
Duodecimal
6b17b50
16
Hexadecimal
13baaac
20
Vigesimal
695igc
36
Base36
cbelo
md5
0577f2d5935b2cc223e74ab3830b5b75
sha1
d7df531cdc6c18a072bd49340cbb2238a9ef9576
sha256
4254a6152bb09d14c8c08ea7aa9d595e00685d04e28b2ea8eb464ba4d56ae61a
sha512
258d376d6c318a55ce1c4ee16b4f4d6e8bc6ccbcefd40f9550dfd3d38263cd0f5f576e3c052ae1a1a39af5bb07129b88af0b214a3f54de8bb7dc9a51c083dbc7
ripemd-160
7bb169e276e7775dc45ba25c1439c1265dc39712
Diameter
41375064
Circumference
129983597.10421
Area
1.3445199122842E+15
Volume
3.7086398280022E+22
Surface area
5.3780796491368E+15
Circumference
129983597.10421
Perimeter
82750128
Area
427973980251024
Diagonal
29256588.326427
Surface area
2567843881506144
Volume
8.8537254116104E+21
Space diagonal
35831856.507207
Perimeter
62062596
Area
1.8531816952806E+14
Altitude
17915928.253603
Surface area
1.8531816952806E+14
Volume
1.0434215462189E+21
Height
9752196.1088091