20457829 is an odd 8-digits composite number following 20457828
and preceding 20457830 . In scientific notation, it is written as 2.0457829 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 17535276 positive integers (up to 20457829) that are relatively prime to 20457829.
20457829 has 4 divisors, whose sum is 23380384
The reverse of 20457829 is 92875402
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million four hundred fifty-seven thousand eight hundred twenty-nine
Scientific notation
2.0457829 × 10^7
Engineering notation
2.0457829 × 10^6
Prime Factorization
7 × 2922547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20457829
Product of the distinct prime numbers
The prime factorization of 20457829 is 7 × 2922547.
Since it has a total of 2 prime factors.
4 , 10 , 18 , 52 , 220 , 24 , 6433 , 4667 , 19777 , 80106 , 95760 , 834156 , 871121 , 4799841 , 29471076 , 20198853 , 14930367 , 121456841 , 7240436 , 5013091361
n×2
40915658
n×3
61373487
n×4
81831316
n×5
102289145
n÷2
10228914.5
n÷3
6819276.3333333
n÷3
5114457.25
n÷5
4091565.8
n2
418522767393241
n3
8.5620672079377E+21
n4
1.751613068265E+29
n5
3.583420062473E+36
2 √n
4523.0331637077
3 √n
273.49738697431
4 √n
67.253499267382
5 √n
28.984906838982
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
-20457828
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 20457829 can be divided by 4 positive divisors.
The sum of these divisors (counting 20457829) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000010100101100101
3
Ternary
1102111100212101
4
Quaternary
1032002211211
5
Quinary
20214122304
6
Senary
2010252101
8
Octal
116024545
10
Decimal
20457829
12
Duodecimal
6a27031
16
Hexadecimal
1382965
20
Vigesimal
67h4b9
36
Base36
c6hd1
md5
247bf4a9ea487a4607aa84940c9fee96
sha1
4e4e2acfe10bf3a07611d6181c8e125ca0c45a25
sha256
2b71a99126529e64a724d8232e21524fb95f9ee02179a3bcb4636f131129fa4e
sha512
59b47ef04a5e513dd349fd4ce11da76f7378b9888f1b01c2ab8a195aea031fb756ff9804c7ee29e98d3e0b80079a83fb0214a44bad0ee023fdebab62eb52bfc7
ripemd-160
e6a650bd760bf39d0b9593130263192e279f6c79
Diameter
40915658
Circumference
128540330.58959
Area
1.3148280514027E+15
Volume
3.5864703253332E+22
Surface area
5.2593122056107E+15
Circumference
128540330.58959
Perimeter
81831316
Area
418522767393241
Diagonal
28931739.22851
Surface area
2511136604359446
Volume
8.5620672079377E+21
Space diagonal
35433999.240556
Perimeter
61373487
Area
1.8122567431236E+14
Altitude
17716999.620278
Surface area
1.8122567431236E+14
Volume
1.0090492972846E+21
Height
9643913.0761699