42805890 is an even 8-digits composite number following 42805889
and preceding 42805891 . In scientific notation, it is written as 4.2805890 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 11414880 positive integers (up to 42805890) that are relatively prime to 42805890.
42805890 has 8 divisors, whose sum is 65635836
The reverse of 42805890 is 09850824
Previous prime number is 45
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
forty-two million eight hundred five thousand eight hundred ninety
Scientific notation
4.2805890 × 10^7
Engineering notation
4.2805890 × 10^6
Prime Factorization
2 × 45 × 475621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42805890
Product of the distinct prime numbers
The prime factorization of 42805890 is 2 × 45 × 475621.
Since it has a total of 3 prime factors.
2 , 7 , 59 , 36 , 523 , 854 , 9066 , 5652 , 69823 , 25100 , 722832 , 795724 , 3166724 , 3863312 , 53764119 , 58034270 , 553794013 , 401975540 , 4509368883 , 9576321818
n×2
85611780
n×3
128417670
n×4
171223560
n×5
214029450
n÷2
21402945
n÷3
14268630
n÷3
10701472.5
n÷5
8561178
n2
1832344218692100
n3
7.843512506747E+22
n4
3.3574853357744E+30
n5
1.4372014795977E+38
2 √n
6542.6210344173
3 √n
349.81184444632
4 √n
80.886470033111
5 √n
33.597016002677
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
-42805889
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 42805890 can be divided by 8 positive divisors.
The sum of these divisors (counting 42805890) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011010010101010000010
3
Ternary
2222112202122100
4
Quaternary
2203102222002
5
Quinary
41424242030
6
Senary
4125251230
8
Octal
243225202
10
Decimal
42805890
12
Duodecimal
12403b16
16
Hexadecimal
28d2a82
20
Vigesimal
d7aeea
36
Base36
phh8i
md5
a94f849bff3857bda4fd51b32cea4943
sha1
07b3cc03f636ecd6a1724e607543fe97c9adda94
sha256
315875c067a27b3a5e91566e642f2ed607a234cc701a9a5ea744a2e58c2bf308
sha512
857050bd1c8c3f56cee6942fd3cf50e8400b16a470406249ee381db8d398d3f1cbaae8d17878e65946ea595d3a0ef6f4b7e35ece77018b21bda70df3f22e4be0
ripemd-160
c882c540237928cc05dd10232419d131e9c6d713
Diameter
85611780
Circumference
268957339.10875
Area
5.7564791362908E+15
Volume
3.2854828359381E+23
Surface area
2.3025916545163E+16
Circumference
268957339.10875
Perimeter
171223560
Area
1832344218692100
Diagonal
60536670.187451
Surface area
10994065312152600
Volume
7.843512506747E+22
Space diagonal
74141976.343205
Perimeter
128417670
Area
7.9342832093245E+14
Altitude
37070988.171602
Surface area
7.9342832093245E+14
Volume
9.2436681364038E+21
Height
20178890.062484