20856737 is an odd 8-digits composite number following 20856736
and preceding 20856738 . In scientific notation, it is written as 2.0856737 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 17962560 positive integers (up to 20856737) that are relatively prime to 20856737.
20856737 has 8 divisors, whose sum is 23950560
The reverse of 20856737 is 73765802
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eight hundred fifty-six thousand seven hundred thirty-seven
Scientific notation
2.0856737 × 10^7
Engineering notation
2.0856737 × 10^6
Prime Factorization
19 × 11 × 99793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20856737
Product of the distinct prime numbers
The prime factorization of 20856737 is 19 × 11 × 99793.
Since it has a total of 3 prime factors.
5 , 2 , 5 , 73 , 580 , 564 , 1677 , 97 , 73599 , 50259 , 988340 , 166182 , 9841306 , 6567097 , 30152923 , 99603163 , 643351551 , 28183566 , 3496365009 , 1522180960
n×2
41713474
n×3
62570211
n×4
83426948
n×5
104283685
n÷2
10428368.5
n÷3
6952245.6666667
n÷3
5214184.25
n÷5
4171347.4
n2
435003478287169
n3
9.0727531407207E+21
n4
1.8922802612194E+29
n5
3.9466791738543E+36
2 √n
4566.917669501
3 √n
275.26360178871
4 √n
67.578973575373
5 √n
29.097070945127
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
-20856736
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 20856737 can be divided by 8 positive divisors.
The sum of these divisors (counting 20856737) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011111110100001
3
Ternary
1110020122001202
4
Quaternary
1033203332201
5
Quinary
20314403422
6
Senary
2023010545
8
Octal
117437641
10
Decimal
20856737
12
Duodecimal
6b99a55
16
Hexadecimal
13e3fa1
20
Vigesimal
6a71gh
36
Base36
cf15t
md5
2e4012624c66d61c1d2baa0b8b879bff
sha1
c4333cc3a9fd16a3192a51fabdbd186a9d1e918f
sha256
fde947f6ab940568164fad2f8ce991066d7924df5617a3c45ef4adbfa2f574b8
sha512
873823ccc3af9235690db5f2fe304b90983a4c2afef883ef023b6f68f5a25dcbc92368ee9acbaea4825bdd0a7f50464748255e7170bab7c12b2fd25fb0b99777
ripemd-160
364ddd06be14f9ff3ed9cad9d35be14e1aeb29c4
Diameter
41713474
Circumference
131046743.47411
Area
1.366603731673E+15
Volume
3.8003859486296E+22
Surface area
5.4664149266919E+15
Circumference
131046743.47411
Perimeter
83426948
Area
435003478287169
Diagonal
29495880.332249
Surface area
2610020869723014
Volume
9.0727531407207E+21
Space diagonal
36124928.164102
Perimeter
62570211
Area
1.8836203146564E+14
Altitude
18062464.082051
Surface area
1.8836203146564E+14
Volume
1.0692342116392E+21
Height
9831960.1107496