42091805 is an odd 8-digits composite number following 42091804
and preceding 42091806 . In scientific notation, it is written as 4.2091805 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 28317120 positive integers (up to 42091805) that are relatively prime to 42091805.
42091805 has 16 divisors, whose sum is 58817664
The reverse of 42091805 is 50819024
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty-two million ninety-one thousand eight hundred five
Scientific notation
4.2091805 × 10^7
Engineering notation
4.2091805 × 10^6
Prime Factorization
5 × 7 × 53 × 22691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42091805
Product of the distinct prime numbers
The prime factorization of 42091805 is 5 × 7 × 53 × 22691.
Since it has a total of 4 prime factors.
9 , 6 , 91 , 81 , 194 , 135 , 4476 , 8551 , 14932 , 29943 , 495480 , 778983 , 6029280 , 9298507 , 31416624 , 68831217 , 330683329 , 973090475 , 1930112821 , 2978411719
n×2
84183610
n×3
126275415
n×4
168367220
n×5
210459025
n÷2
21045902.5
n÷3
14030601.666667
n÷3
10522951.25
n÷5
8418361
n2
1771720048158025
n3
7.4574894781658E+22
n4
3.1389919290451E+30
n5
1.3212583617394E+38
2 √n
6487.8197416389
3 √n
347.85574734274
4 √n
80.547003306386
5 √n
33.484167823124
1 , 5 , 7 , 35 , 53 , 265 , 371 , 1855 , 22691 , 113455 , 158837 , 794185 , 1202623 , 6013115 , 8418361 , 42091805
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42091804
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42091805 can be divided by 16 positive divisors.
The sum of these divisors (counting 42091805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000100100010100011101
3
Ternary
2221012111002202
4
Quaternary
2200210110131
5
Quinary
41233414210
6
Senary
4102101245
8
Octal
240442435
10
Decimal
42091805
12
Duodecimal
1211a825
16
Hexadecimal
282451d
20
Vigesimal
d319a5
36
Base36
p268t
md5
adcf2e0f873ae8eb82307cfe1021fe96
sha1
df3cafefe3a302b70113310b7f0ac49f2a462016
sha256
bfa002a48aef61004b06fc2b205271b89c375e76e2949b69bbfd5938272544df
sha512
9942a6201f997bff7dd1623e429cc42415bcb8b3aef7680a71df0dd8eb96ff56f21feffd8790c03ed3454a01769bd9afc49a5954a8b9578e01140760d87b1c8a
ripemd-160
e1f6859207fd4cfc91918ad8ac7ecc871925eba2
Diameter
84183610
Circumference
264470610.72867
Area
5.566022687511E+15
Volume
3.1237858878439E+23
Surface area
2.2264090750044E+16
Circumference
264470610.72867
Perimeter
168367220
Area
1771720048158025
Diagonal
59526801.495764
Surface area
10630320288948150
Volume
7.4574894781658E+22
Space diagonal
72905144.842282
Perimeter
126275415
Area
7.6717728504952E+14
Altitude
36452572.421141
Surface area
7.6717728504952E+14
Volume
8.7887356343973E+21
Height
19842267.165255