39245987 is an odd 8-digits composite number following 39245986
and preceding 39245988 . In scientific notation, it is written as 3.9245987 × 10^7.
The sum of its digits is 47. It has a total of 5 prime factors and 24 positive divisors.
There are 34063920 positive integers (up to 39245987) that are relatively prime to 39245987.
39245987 has 24 divisors, whose sum is 45147648
The reverse of 39245987 is 78954293
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
thirty-nine million two hundred forty-five thousand nine hundred eighty-seven
Scientific notation
3.9245987 × 10^7
Engineering notation
3.9245987 × 10^6
Prime Factorization
11 × 11 × 47 × 103 × 67
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3567817
Product of the distinct prime numbers
The prime factorization of 39245987 is 11 × 11 × 47 × 103 × 67.
Since it has a total of 5 prime factors.
9 , 1 , 2 , 74 , 95 , 993 , 4247 , 364 , 60827 , 19830 , 687527 , 119908 , 2732492 , 5911872 , 86349559 , 66730114 , 380323322 , 504682771 , 9830497721 , 1662146632
n×2
78491974
n×3
117737961
n×4
156983948
n×5
196229935
n÷2
19622993.5
n÷3
13081995.666667
n÷3
9811496.75
n÷5
7849197.4
n2
1540247495604169
n3
6.0448533189264E+22
n4
2.3723623477149E+30
n5
9.3105701857709E+37
2 √n
6264.6617626174
3 √n
339.83263677633
4 √n
79.149616313772
5 √n
33.018630110952
1 , 11 , 47 , 67 , 103 , 121 , 517 , 737 , 1133 , 3149 , 4841 , 5687 , 6901 , 8107 , 12463 , 34639 , 53251 , 75911 , 324347 , 381029 , 585761 , 835021 , 3567817 , 39245987
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-39245986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 39245987 can be divided by 24 positive divisors.
The sum of these divisors (counting 39245987) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10010101101101100010100011
3
Ternary
2201211220101002
4
Quaternary
2111231202203
5
Quinary
40021332422
6
Senary
3521102215
8
Octal
225554243
10
Decimal
39245987
12
Duodecimal
1118796b
16
Hexadecimal
256d8a3
20
Vigesimal
c55ej7
36
Base36
nd6eb
md5
fa332d5ce021045054534a8180af74c4
sha1
652ab7aaddacd878bed9345a5690d0764d7ef71c
sha256
3a1750e25c60f340185b6a78f02891a917de659a19fad5c52a2fa10d6a849283
sha512
4e29f8527670c881285c2a23e4943743e49a13eca6dd57238e8a000a9808d0a6222f9963c57db2ca980caa5dd2ffbf1ecaa3321f6b14eb1391713ff3918aacc6
ripemd-160
97a9fbe6abf526dcbfe306cf503b15b273f6d61c
Diameter
78491974
Circumference
246589808.88416
Area
4.8388302169001E+15
Volume
2.5320622371689E+23
Surface area
1.9355320867601E+16
Circumference
246589808.88416
Perimeter
156983948
Area
1540247495604169
Diagonal
55502207.084118
Surface area
9241484973625014
Volume
6.0448533189264E+22
Space diagonal
67976043.477188
Perimeter
117737961
Area
6.6694672965429E+14
Altitude
33988021.738594
Surface area
6.6694672965429E+14
Volume
7.1239279551514E+21
Height
18500735.694706