42081187 is an odd 8-digits composite number following 42081186
and preceding 42081188 . In scientific notation, it is written as 4.2081187 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 42007680 positive integers (up to 42081187) that are relatively prime to 42081187.
42081187 has 4 divisors, whose sum is 42154696
The reverse of 42081187 is 78118024
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
forty-two million eighty-one thousand one hundred eighty-seven
Scientific notation
4.2081187 × 10^7
Engineering notation
4.2081187 × 10^6
Prime Factorization
577 × 72931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42081187
Product of the distinct prime numbers
The prime factorization of 42081187 is 577 × 72931.
Since it has a total of 2 prime factors.
9 , 2 , 92 , 75 , 408 , 762 , 883 , 6421 , 82367 , 22340 , 820317 , 973436 , 1908268 , 30804 , 51014186 , 35676457 , 263608985 , 586209487 , 1075483507 , 7831006905
n×2
84162374
n×3
126243561
n×4
168324748
n×5
210405935
n÷2
21040593.5
n÷3
14027062.333333
n÷3
10520296.75
n÷5
8416237.4
n2
1770826299328969
n3
7.451847264658E+22
n4
3.1358257823951E+30
n5
1.3195927114839E+38
2 √n
6487.00138739
3 √n
347.82649506949
4 √n
80.541923166696
5 √n
33.48247832193
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42081186
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42081187 can be divided by 4 positive divisors.
The sum of these divisors (counting 42081187) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000100001101110100011
3
Ternary
2221011221112111
4
Quaternary
2200201232203
5
Quinary
41233044222
6
Senary
4101540151
8
Octal
240415643
10
Decimal
42081187
12
Duodecimal
12114657
16
Hexadecimal
2821ba3
20
Vigesimal
d302j7
36
Base36
p1y1v
md5
3b479e3aa9837f8cb2b70bb04e2b0494
sha1
7ae449232b13a7085f83c9427cb7b6d32dda3a06
sha256
07ad75db0b294dabe3c4f132197f036fca0bdbfd1b95689b761c82d8ed3c8a7b
sha512
f2f998c8c4a53cec7112f70305860f7c38a4f50b8a7cd5d74d3cfdb1e11b215fca6ea5a07204ccd5b9b9f9566991948b214df3d3608010d04ccd83ea1b67ed2f
ripemd-160
a7d720b4ee47352bc6a30ee940663a1967e01f0d
Diameter
84162374
Circumference
264403895.86708
Area
5.5632148927555E+15
Volume
3.1214224829764E+23
Surface area
2.2252859571022E+16
Circumference
264403895.86708
Perimeter
168324748
Area
1770826299328969
Diagonal
59511785.376158
Surface area
10624957795973814
Volume
7.451847264658E+22
Space diagonal
72886753.926807
Perimeter
126243561
Area
7.6679028045424E+14
Altitude
36443376.963403
Surface area
7.6679028045424E+14
Volume
8.7820862220102E+21
Height
19837261.792053