42090985 is an odd 8-digits composite number following 42090984
and preceding 42090986 . In scientific notation, it is written as 4.2090985 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 31900464 positive integers (up to 42090985) that are relatively prime to 42090985.
42090985 has 8 divisors, whose sum is 53167680
The reverse of 42090985 is 58909024
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
forty-two million ninety thousand nine hundred eighty-five
Scientific notation
4.2090985 × 10^7
Engineering notation
4.2090985 × 10^6
Prime Factorization
5 × 19 × 443063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42090985
Product of the distinct prime numbers
The prime factorization of 42090985 is 5 × 19 × 443063.
Since it has a total of 3 prime factors.
2 , 6 , 39 , 73 , 530 , 499 , 2353 , 770 , 76772 , 430 , 731052 , 673247 , 9035111 , 8246521 , 78622558 , 90607490 , 862131839 , 569881090 , 5518137015 , 8826036504
n×2
84181970
n×3
126272955
n×4
168363940
n×5
210454925
n÷2
21045492.5
n÷3
14030328.333333
n÷3
10522746.25
n÷5
8418197
n2
1771651018270225
n3
7.4570536435247E+22
n4
3.1387473305379E+30
n5
1.3211296680846E+38
2 √n
6487.7565459872
3 √n
347.8534884425
4 √n
80.54661101491
5 √n
33.484037359574
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
-42090984
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 42090985 can be divided by 8 positive divisors.
The sum of these divisors (counting 42090985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000100100000111101001
3
Ternary
2221012102222101
4
Quaternary
2200210013221
5
Quinary
41233402420
6
Senary
4102053401
8
Octal
240440751
10
Decimal
42090985
12
Duodecimal
1211a261
16
Hexadecimal
28241e9
20
Vigesimal
d31795
36
Base36
p25m1
md5
16edf4bc1c1596dcff4180725a03ea3d
sha1
76abdff0566db7d540e215959eb6813fcfa6cf57
sha256
ba3cd0c561877eb6817d6fccb76dd17c246c5045b56d563111d503374843984d
sha512
f5eba34b4b083e1f18a09bc91cddb5bf80c956629e60582ad907dcfd8a758373d007b31ea11c5a7cb08749f63228b1fe7e200d8864339899c467074b05966456
ripemd-160
3cdab4f1ebf70e421260351eee3421b2632a7999
Diameter
84181970
Circumference
264465458.51672
Area
5.5658058237226E+15
Volume
3.1236033258563E+23
Surface area
2.226322329489E+16
Circumference
264465458.51672
Perimeter
168363940
Area
1771651018270225
Diagonal
59525641.840643
Surface area
10629906109621350
Volume
7.4570536435247E+22
Space diagonal
72903724.56062
Perimeter
126272955
Area
7.6714739423129E+14
Altitude
36451862.28031
Surface area
7.6714739423129E+14
Volume
8.7882219983469E+21
Height
19841880.613548