20291239 is an odd 8-digits composite number following 20291238
and preceding 20291240 . In scientific notation, it is written as 2.0291239 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20213824 positive integers (up to 20291239) that are relatively prime to 20291239.
20291239 has 4 divisors, whose sum is 20368656
The reverse of 20291239 is 93219202
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred ninety-one thousand two hundred thirty-nine
Scientific notation
2.0291239 × 10^7
Engineering notation
2.0291239 × 10^6
Prime Factorization
263 × 77153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20291239
Product of the distinct prime numbers
The prime factorization of 20291239 is 263 × 77153.
Since it has a total of 2 prime factors.
8 , 7 , 10 , 49 , 282 , 395 , 6449 , 9778 , 34204 , 91976 , 86284 , 858540 , 1356590 , 2434696 , 11950672 , 86188591 , 212209798 , 159427886 , 1330553769 , 8283536637
n×2
40582478
n×3
60873717
n×4
81164956
n×5
101456195
n÷2
10145619.5
n÷3
6763746.3333333
n÷3
5072809.75
n÷5
4058247.8
n2
411734380155121
n3
8.3546007122444E+21
n4
1.6952519980172E+29
n5
3.4398763456995E+36
2 √n
4504.5797806233
3 √n
272.75299120764
4 √n
67.116166313514
5 √n
28.937546967159
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
-20291238
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 20291239 can be divided by 4 positive divisors.
The sum of these divisors (counting 20291239) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001111010100111
3
Ternary
1102011220100101
4
Quaternary
1031121322213
5
Quinary
20143304424
6
Senary
2002524531
8
Octal
115317247
10
Decimal
20291239
12
Duodecimal
6966747
16
Hexadecimal
1359ea7
20
Vigesimal
66g81j
36
Base36
c2wtj
md5
67db57d314261f42515ef2d0bc6ce545
sha1
8f172238c485c954bd5edd3940c75dfd4b7aba12
sha256
b32ebe3654ca8b4a84cd4586d21fe75e15c9f37ed834ea433ef2d056fa11be0a
sha512
7151198da4a2996a30a183f8e573787ec90b62afd032d5b85f1f1f0b0ba4242bd484cb55810a3b95f516d2e0335340f73a59022dabe0f19d25ce8bff785c6786
ripemd-160
34c51c0a346ab0f5dea495fc9e84d524258868ee
Diameter
40582478
Circumference
127493614.74927
Area
1.2935017039257E+15
Volume
3.4995669628351E+22
Surface area
5.1740068157027E+15
Circumference
127493614.74927
Perimeter
81164956
Area
411734380155121
Diagonal
28696145.391154
Surface area
2470406280930726
Volume
8.3546007122444E+21
Space diagonal
35145456.896523
Perimeter
60873717
Area
1.7828621641289E+14
Altitude
17572728.448262
Surface area
1.7828621641289E+14
Volume
9.84599136289E+20
Height
9565381.7970513