20771639 is an odd 8-digits composite number following 20771638
and preceding 20771640 . In scientific notation, it is written as 2.0771639 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 17557344 positive integers (up to 20771639) that are relatively prime to 20771639.
20771639 has 8 divisors, whose sum is 23789568
The reverse of 20771639 is 93617702
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred seventy-one thousand six hundred thirty-nine
Scientific notation
2.0771639 × 10^7
Engineering notation
2.0771639 × 10^6
Prime Factorization
511 × 7 × 5807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20771639
Product of the distinct prime numbers
The prime factorization of 20771639 is 511 × 7 × 5807.
Since it has a total of 3 prime factors.
5 , 6 , 63 , 76 , 997 , 916 , 9270 , 8297 , 35758 , 89073 , 299506 , 106232 , 4453347 , 4883142 , 52989202 , 41495919 , 566388695 , 196062144 , 9305527618 , 6602476293
n×2
41543278
n×3
62314917
n×4
83086556
n×5
103858195
n÷2
10385819.5
n÷3
6923879.6666667
n÷3
5192909.75
n÷5
4154327.8
n2
431460986746321
n3
8.9621518592784E+21
n4
1.8615858308411E+29
n5
3.8668188845746E+36
2 √n
4557.5913594793
3 √n
274.88872191982
4 √n
67.509935264961
5 √n
29.073288187706
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
-20771638
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 20771639 can be divided by 8 positive divisors.
The sum of these divisors (counting 20771639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001111001100110111
3
Ternary
1110002022022222
4
Quaternary
1033033030313
5
Quinary
20304143024
6
Senary
2021112555
8
Octal
117171467
10
Decimal
20771639
12
Duodecimal
6b5875b
16
Hexadecimal
13cf337
20
Vigesimal
69g91j
36
Base36
cd7hz
md5
d2d468139550c9b7e13158a47e8fd16f
sha1
4cc44384e219d8c3c86b7528e3ca3491466ec6b5
sha256
d4e9cd6bf3d75f1c87f377c12f1a1c08d4d379689d80e568b3a2511500ad818f
sha512
66bc843ffa77994b599876bb4a56c9c9110c0c2d6530f8281edadef8417092a5983c6a7b2df0ba06e64a5a525f4e1399fc76e69d0d9ac664b1bb4cf9912b8f0e
ripemd-160
6c4a85f139824e71aaceab085a1b2704c92d5a86
Diameter
41543278
Circumference
130512056.97084
Area
1.3554746662728E+15
Volume
3.7540573921953E+22
Surface area
5.4218986650914E+15
Circumference
130512056.97084
Perimeter
83086556
Area
431460986746321
Diagonal
29375533.586518
Surface area
2588765920477926
Volume
8.9621518592784E+21
Space diagonal
35977534.104479
Perimeter
62314917
Area
1.8682808763211E+14
Altitude
17988767.05224
Surface area
1.8682808763211E+14
Volume
1.0561997256199E+21
Height
9791844.5288393