42642020 is an even 8-digits composite number following 42642019
and preceding 42642021 . In scientific notation, it is written as 4.2642020 × 10^7.
The sum of its digits is 20. It has a total of 5 prime factors and 24 positive divisors.
There are 17006432 positive integers (up to 42642020) that are relatively prime to 42642020.
42642020 has 24 divisors, whose sum is 89812800
The reverse of 42642020 is 02024624
Previous prime number is 359
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
forty-two million six hundred forty-two thousand twenty
Scientific notation
4.2642020 × 10^7
Engineering notation
4.2642020 × 10^6
Prime Factorization
2 × 2 × 5 × 359 × 5939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21321010
Product of the distinct prime numbers
The prime factorization of 42642020 is 2 × 2 × 5 × 359 × 5939.
Since it has a total of 5 prime factors.
2 , 3 , 4 , 13 , 149 , 619 , 4920 , 1179 , 38853 , 16881 , 430705 , 775167 , 1065445 , 9303801 , 57319949 , 97498086 , 194770658 , 998200734 , 6230961799 , 5359152085
n×2
85284040
n×3
127926060
n×4
170568080
n×5
213210100
n÷2
21321010
n÷3
14214006.666667
n÷3
10660505
n÷5
8528404
n2
1818341869680400
n3
7.7537770373749E+22
n4
3.3063671550328E+30
n5
1.4099017435225E+38
2 √n
6530.0857574767
3 √n
349.36488903933
4 √n
80.808946023796
5 √n
33.571253225723
1 , 2 , 4 , 5 , 10 , 20 , 359 , 718 , 1436 , 1795 , 3590 , 5939 , 7180 , 11878 , 23756 , 29695 , 59390 , 118780 , 2132101 , 4264202 , 8528404 , 10660505 , 21321010 , 42642020
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42642019
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42642020 can be divided by 24 positive divisors.
The sum of these divisors (counting 42642020) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10100010101010101001100100
3
Ternary
2222020102212002
4
Quaternary
2202222221210
5
Quinary
41404021040
6
Senary
4121544432
8
Octal
242525144
10
Decimal
42642020
12
Duodecimal
12345118
16
Hexadecimal
28aaa64
20
Vigesimal
d6a510
36
Base36
pdysk
md5
4e2041d85401e0be65f5b97eeaeee54a
sha1
8e76d83cdb4fbe7253704e2ef9b69087d6a12417
sha256
9621081c12df3398367703598651a6218b669ff448973ad691ba22c13c86ee57
sha512
6367db9c5dfe6f0249b10445fbaad8d3fb38a49c0a29a49b227b0daea7e601e73b0aa9cbe2ff1b1b449308376f193acccdae9d87f5521396593c155e8be471f7
ripemd-160
85e2ce24937e495db6657bd4e44b9c512a436814
Diameter
85284040
Circumference
267927713.53246
Area
5.7124894595027E+15
Volume
3.2478945304254E+23
Surface area
2.2849957838011E+16
Circumference
267927713.53246
Perimeter
170568080
Area
1818341869680400
Diagonal
60304923.010985
Surface area
10910051218082400
Volume
7.7537770373749E+22
Space diagonal
73858145.177368
Perimeter
127926060
Area
7.8736512595406E+14
Altitude
36929072.588684
Surface area
7.8736512595406E+14
Volume
9.1379138715606E+21
Height
20101641.003662