20702918 is an even 8-digits composite number following 20702917
and preceding 20702919 . In scientific notation, it is written as 2.0702918 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10351458 positive integers (up to 20702918) that are relatively prime to 20702918.
20702918 has 4 divisors, whose sum is 31054380
The reverse of 20702918 is 81920702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred two thousand nine hundred eighteen
Scientific notation
2.0702918 × 10^7
Engineering notation
2.0702918 × 10^6
Prime Factorization
2 × 10351459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20702918
Product of the distinct prime numbers
The prime factorization of 20702918 is 2 × 10351459.
Since it has a total of 2 prime factors.
4 , 7 , 99 , 20 , 577 , 466 , 2580 , 5829 , 21299 , 85804 , 550590 , 621370 , 1943207 , 9663937 , 23297953 , 71209376 , 750384193 , 427521324 , 3116572525 , 4079462905
n×2
41405836
n×3
62108754
n×4
82811672
n×5
103514590
n÷2
10351459
n÷3
6900972.6666667
n÷3
5175729.5
n÷5
4140583.6
n2
428610813714724
n3
8.8734945302492E+21
n4
1.837072296332E+29
n5
3.8032757111033E+36
2 √n
4550.0459338341
3 √n
274.58523922639
4 √n
67.454028299532
5 √n
29.054025435225
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
-20702917
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 20702918 can be divided by 4 positive divisors.
The sum of these divisors (counting 20702918) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111110011011000110
3
Ternary
1102221211001202
4
Quaternary
1032332123012
5
Quinary
20244443133
6
Senary
2015422502
8
Octal
116763306
10
Decimal
20702918
12
Duodecimal
6b24a32
16
Hexadecimal
13be6c6
20
Vigesimal
697h5i
36
Base36
cbqh2
md5
779fab2b973c17c2e0f9a15d2e21d14d
sha1
0263ef3bc340a4da43c0c0a0313ad0b037af75cd
sha256
1ce9adc98c01693c81df2f0098bffd9ab469c732526f9087b2b681a6c77005e1
sha512
5a5d1321546299516119636204447e0257897105fde8c4ce274be380e379b97a9efbca5c820087531c4286b2e8205a73a577c3a465b5cb347db09525eda01891
ripemd-160
1239d67e8aea0e92ce4664bf042a9fb747aa86c8
Diameter
41405836
Circumference
130080270.19334
Area
1.3465205836153E+15
Volume
3.7169206970533E+22
Surface area
5.3860823344613E+15
Circumference
130080270.19334
Perimeter
82811672
Area
428610813714724
Diagonal
29278347.416298
Surface area
2571664882288344
Volume
8.8734945302492E+21
Space diagonal
35858505.840932
Perimeter
62108754
Area
1.8559392650684E+14
Altitude
17929252.920466
Surface area
1.8559392650684E+14
Volume
1.0457513591935E+21
Height
9759449.138766