42021885 is an odd 8-digits composite number following 42021884
and preceding 42021886 . In scientific notation, it is written as 4.2021885 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 22411664 positive integers (up to 42021885) that are relatively prime to 42021885.
42021885 has 8 divisors, whose sum is 67235040
The reverse of 42021885 is 58812024
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty-two million twenty-one thousand eight hundred eighty-five
Scientific notation
4.2021885 × 10^7
Engineering notation
4.2021885 × 10^6
Prime Factorization
3 × 5 × 2801459
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42021885
Product of the distinct prime numbers
The prime factorization of 42021885 is 3 × 5 × 2801459.
Since it has a total of 3 prime factors.
7 , 3 , 10 , 46 , 285 , 837 , 6605 , 9968 , 63857 , 20199 , 801201 , 139791 , 4599523 , 952270 , 94435142 , 15637529 , 134989572 , 850242168 , 3458119111 , 8497901965
n×2
84043770
n×3
126065655
n×4
168087540
n×5
210109425
n÷2
21010942.5
n÷3
14007295
n÷3
10505471.25
n÷5
8404377
n2
1765838818953225
n3
7.4203875778588E+22
n4
3.1181867345221E+30
n5
1.3103208436661E+38
2 √n
6482.4289429195
3 √n
347.66302927739
4 √n
80.51353266948
5 √n
33.473036106673
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
-42021884
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 42021885 can be divided by 8 positive divisors.
The sum of these divisors (counting 42021885) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000010011001111111101
3
Ternary
2221001221012010
4
Quaternary
2200103033331
5
Quinary
41224200020
6
Senary
4100401433
8
Octal
240231775
10
Decimal
42021885
12
Duodecimal
120a6279
16
Hexadecimal
28133fd
20
Vigesimal
d2cee5
36
Base36
p0oal
md5
1391d282e716bce20ca5494e37b14fed
sha1
ea514614bbf632840fcad48644a904b4f9702fda
sha256
06f9b442b0afa85d6f43303f03c6fc5b1266ab5174bdd1d3c6f20acaea892a10
sha512
e57185c4c4b5214ad89c00660a02cff048dabc77f318a892d63a7621f2bfa98ffa21b723c1624556e0122fa3e9464c3d441bfc8c31d72801849b30434b422c5e
ripemd-160
1081c53711647e713558b08624e6bb50ac8fe869
Diameter
84043770
Circumference
264031290.41199
Area
5.5475462610471E+15
Volume
3.1082446801854E+23
Surface area
2.2190185044189E+16
Circumference
264031290.41199
Perimeter
168087540
Area
1765838818953225
Diagonal
59427919.683483
Surface area
10595032913719350
Volume
7.4203875778588E+22
Space diagonal
72784039.849816
Perimeter
126065655
Area
7.646306381011E+14
Altitude
36392019.924908
Surface area
7.646306381011E+14
Volume
8.7450106255607E+21
Height
19809306.561161