20797823 is an odd 8-digits composite number following 20797822
and preceding 20797824 . In scientific notation, it is written as 2.0797823 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20759928 positive integers (up to 20797823) that are relatively prime to 20797823.
20797823 has 4 divisors, whose sum is 20835720
The reverse of 20797823 is 32879702
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-seven thousand eight hundred twenty-three
Scientific notation
2.0797823 × 10^7
Engineering notation
2.0797823 × 10^6
Prime Factorization
557 × 37339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20797823
Product of the distinct prime numbers
The prime factorization of 20797823 is 557 × 37339.
Since it has a total of 2 prime factors.
3 , 3 , 99 , 79 , 284 , 17 , 5361 , 6868 , 67167 , 52712 , 983664 , 994035 , 4958417 , 2544903 , 33977140 , 7787013 , 532740497 , 371340434 , 7142776297 , 4703557903
n×2
41595646
n×3
62393469
n×4
83191292
n×5
103989115
n÷2
10398911.5
n÷3
6932607.6666667
n÷3
5199455.75
n÷5
4159564.6
n2
432549441539329
n3
8.9960867238838E+21
n4
1.8709901937599E+29
n5
3.8912522884553E+36
2 √n
4560.4630247377
3 √n
275.00417844891
4 √n
67.531200379808
5 √n
29.080614248239
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
-20797822
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 20797823 can be divided by 4 positive divisors.
The sum of these divisors (counting 20797823) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101100101111111
3
Ternary
1110010122020202
4
Quaternary
1033111211333
5
Quinary
20311012243
6
Senary
2021434115
8
Octal
117254577
10
Decimal
20797823
12
Duodecimal
6b6b93b
16
Hexadecimal
13d597f
20
Vigesimal
69jeb3
36
Base36
cdrpb
md5
e791470b4a890a9743da576ffd35e402
sha1
4ef0f575c2c12d9fe40b5b9fbc5eec1ffb3e6cf0
sha256
c22d6ebc0672b5458b960645ca84b93bbec1940267078a4306595f4d92202192
sha512
7c7b5759309483cbdb9d441025fdcb0b1b0d20e56dc5933b178e7648ecb27598f288c71c023d3b0955fc0ef5303a0d310ce20e2ffdfbbdbc960d5ee585a760f8
ripemd-160
7a3f5d1f87db46c1199a4408bbbc5cabe1650094
Diameter
41595646
Circumference
130676575.89492
Area
1.3588941478543E+15
Volume
3.7682719950413E+22
Surface area
5.4355765914173E+15
Circumference
130676575.89492
Perimeter
83191292
Area
432549441539329
Diagonal
29412563.354435
Surface area
2595296649235974
Volume
8.9960867238838E+21
Space diagonal
36022886.122825
Perimeter
62393469
Area
1.8729940238292E+14
Altitude
18011443.061412
Surface area
1.8729940238292E+14
Volume
1.0601989877668E+21
Height
9804187.7848117