42887946 is an even 8-digits composite number following 42887945
and preceding 42887947 . In scientific notation, it is written as 4.2887946 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 14295980 positive integers (up to 42887946) that are relatively prime to 42887946.
42887946 has 8 divisors, whose sum is 85775904
The reverse of 42887946 is 64978824
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
forty-two million eight hundred eighty-seven thousand nine hundred forty-six
Scientific notation
4.2887946 × 10^7
Engineering notation
4.2887946 × 10^6
Prime Factorization
2 × 3 × 7147991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42887946
Product of the distinct prime numbers
The prime factorization of 42887946 is 2 × 3 × 7147991.
Since it has a total of 3 prime factors.
1 , 5 , 92 , 3 , 927 , 965 , 6562 , 6771 , 82604 , 9317 , 818712 , 679008 , 693019 , 5183450 , 3224346 , 94089114 , 149710545 , 899073145 , 2798436749 , 1329369124
n×2
85775892
n×3
128663838
n×4
171551784
n×5
214439730
n÷2
21443973
n÷3
14295982
n÷3
10721986.5
n÷5
8577589.2
n2
1839375912098916
n3
7.8887054791799E+22
n4
3.3833037460097E+30
n5
1.4510294836046E+38
2 √n
6548.8889133959
3 √n
350.03522366589
4 √n
80.925205674103
5 √n
33.609886779597
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
-42887945
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 42887946 can be divided by 8 positive divisors.
The sum of these divisors (counting 42887946) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011100110101100001010
3
Ternary
2222200221012110
4
Quaternary
2203212230022
5
Quinary
41434403241
6
Senary
4131123150
8
Octal
243465412
10
Decimal
42887946
12
Duodecimal
124434b6
16
Hexadecimal
28e6b0a
20
Vigesimal
d80jh6
36
Base36
pj8ju
md5
95bb9e22ea883f7c288f6af459362296
sha1
71523fded4c8834bcd80aa6da1d53b66065b5915
sha256
79c361320e960bb358dba35234374e1ca40816fa3f7287293f76cc9640e47f7b
sha512
067efe9ca6a0b89463999938eab4aae8c40863b56b3c346ffd5725585fb42a5510acadc87e75832d5b229d889e4d91a4fc0d45b6f72565cd6e73eaff7f4fd1a1
ripemd-160
0ea5049109522f2c7b09f3b3002e0b45cb4b2085
Diameter
85775892
Circumference
269472912.16231
Area
5.77856985264E+15
Volume
3.3044132239634E+23
Surface area
2.311427941056E+16
Circumference
269472912.16231
Perimeter
171551784
Area
1839375912098916
Diagonal
60652714.895525
Surface area
11036255472593496
Volume
7.8887054791799E+22
Space diagonal
74284101.50427
Perimeter
128663838
Area
7.9647313349342E+14
Altitude
37142050.752135
Surface area
7.9647313349342E+14
Volume
9.296928565186E+21
Height
20217571.631842