20797912 is an even 8-digits composite number following 20797911
and preceding 20797913 . In scientific notation, it is written as 2.0797912 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors.
There are 10398952 positive integers (up to 20797912) that are relatively prime to 20797912.
20797912 has 8 divisors, whose sum is 38996100
The reverse of 20797912 is 21979702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred ninety-seven thousand nine hundred twelve
Scientific notation
2.0797912 × 10^7
Engineering notation
2.0797912 × 10^6
Prime Factorization
2 × 2 × 2 × 2599739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5199478
Product of the distinct prime numbers
The prime factorization of 20797912 is 2 × 2 × 2 × 2599739.
Since it has a total of 4 prime factors.
6 , 2 , 12 , 92 , 413 , 598 , 9494 , 7846 , 48512 , 51580 , 544422 , 554159 , 9231641 , 1858208 , 98854121 , 78573281 , 614758149 , 120189490 , 9996560858 , 8991727691
n×2
41595824
n×3
62393736
n×4
83191648
n×5
103989560
n÷2
10398956
n÷3
6932637.3333333
n÷3
5199478
n÷5
4159582.4
n2
432553143559744
n3
8.9962022150789E+21
n4
1.8710222200342E+29
n5
3.8913355482315E+36
2 √n
4560.4727825084
3 √n
275.00457072293
4 √n
67.531272626158
5 √n
29.080639137097
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
-20797911
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 20797912 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797912) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100111011000
3
Ternary
1110010122101001
4
Quaternary
1033111213120
5
Quinary
20311013122
6
Senary
2021434344
8
Octal
117254730
10
Decimal
20797912
12
Duodecimal
6b6b9b4
16
Hexadecimal
13d59d8
20
Vigesimal
69jefc
36
Base36
cdrrs
md5
2c9f3b107c76c2e830dd0de699cc2679
sha1
c5a8f339eea9a43acc418e8dbb3e373cc8f59eab
sha256
a0359adb3afcbf818785c158d88fdc74ce9e6db7945293cd46bf4bd62c23cc8d
sha512
f9d736bf27784fe56534d85194815f5d0d687eebc9d32ee92ab65c9559f330d51ee0c93c80504c1e24c15d0e9356a9270ca28c91e8f0240ba69d65695d4b1073
ripemd-160
98bc28aa84a9f043c69a2672a11f4efd8c248614
Diameter
41595824
Circumference
130677135.09841
Area
1.3589057780945E+15
Volume
3.76832037188E+22
Surface area
5.4356231123779E+15
Circumference
130677135.09841
Perimeter
83191648
Area
432553143559744
Diagonal
29412689.219442
Surface area
2595318861358464
Volume
8.9962022150789E+21
Space diagonal
36023040.275346
Perimeter
62393736
Area
1.8730100540478E+14
Altitude
18011520.137673
Surface area
1.8730100540478E+14
Volume
1.0602125985346E+21
Height
9804229.739814