42489905 is an odd 8-digits composite number following 42489904
and preceding 42489906 . In scientific notation, it is written as 4.2489905 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 33955056 positive integers (up to 42489905) that are relatively prime to 42489905.
42489905 has 8 divisors, whose sum is 51043200
The reverse of 42489905 is 50998424
Previous prime number is 1039
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million four hundred eighty-nine thousand nine hundred five
Scientific notation
4.2489905 × 10^7
Engineering notation
4.2489905 × 10^6
Prime Factorization
5 × 1039 × 8179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42489905
Product of the distinct prime numbers
The prime factorization of 42489905 is 5 × 1039 × 8179.
Since it has a total of 3 prime factors.
3 , 9 , 42 , 30 , 545 , 79 , 6362 , 9542 , 60926 , 36751 , 824394 , 189520 , 1093871 , 5647810 , 1995003 , 7928028 , 855123199 , 365704172 , 5493218240 , 3640617198
n×2
84979810
n×3
127469715
n×4
169959620
n×5
212449525
n÷2
21244952.5
n÷3
14163301.666667
n÷3
10622476.25
n÷5
8497981
n2
1805392026909025
n3
7.6710935711122E+22
n4
3.2594403708267E+30
n5
1.3849331170959E+38
2 √n
6518.4281080641
3 √n
348.94896942176
4 √n
80.736782869174
5 √n
33.547267525376
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
-42489904
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 42489905 can be divided by 8 positive divisors.
The sum of these divisors (counting 42489905) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010000101100000110001
3
Ternary
2221221201012012
4
Quaternary
2202011200301
5
Quinary
41334134110
6
Senary
4114412305
8
Octal
242054061
10
Decimal
42489905
12
Duodecimal
12291095
16
Hexadecimal
2885831
20
Vigesimal
d5b4f5
36
Base36
papf5
md5
589e8e7503812664785d06aecbcc33a7
sha1
83eb8caafe6b721ffbde700857c3e1c9f75e6808
sha256
89fa3c1e57402d38d74b9ed84c1b8803f98ede4bc80290d6a2d766eba87faa6c
sha512
fb9ff7c17662ed05b89afb52b5e11463ac1ef496d01080dd8d0cb3cf76574cc9daf84a088e3c0a3ce92579c29ffc27fc183dc03bdccb6e37dfa2780949cc408c
ripemd-160
048b9acba39aa42c36d43a7f79c1c5186052ed98
Diameter
84979810
Circumference
266971946.79946
Area
5.671806328587E+15
Volume
3.2132601610675E+23
Surface area
2.2687225314348E+16
Circumference
266971946.79946
Perimeter
169959620
Area
1805392026909025
Diagonal
60089799.914944
Surface area
10832352161454150
Volume
7.6710935711122E+22
Space diagonal
73594674.268775
Perimeter
127469715
Area
7.8175767954655E+14
Altitude
36797337.134387
Surface area
7.8175767954655E+14
Volume
9.0404704720833E+21
Height
20029933.304981