54394987 is an odd 8-digits composite number following 54394986
and preceding 54394988 . In scientific notation, it is written as 5.4394987 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 51355200 positive integers (up to 54394987) that are relatively prime to 54394987.
54394987 has 8 divisors, whose sum is 57520512
The reverse of 54394987 is 78949345
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
fifty-four million three hundred ninety-four thousand nine hundred eighty-seven
Scientific notation
5.4394987 × 10^7
Engineering notation
5.4394987 × 10^6
Prime Factorization
41 × 31 × 42797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
54394987
Product of the distinct prime numbers
The prime factorization of 54394987 is 41 × 31 × 42797.
Since it has a total of 3 prime factors.
4 , 3 , 73 , 50 , 29 , 269 , 1436 , 1030 , 32973 , 78584 , 345917 , 67784 , 7184801 , 8228022 , 99423887 , 95001065 , 509379457 , 660559876 , 9299905824 , 1172189842
n×2
108789974
n×3
163184961
n×4
217579948
n×5
271974935
n÷2
27197493.5
n÷3
18131662.333333
n÷3
13598746.75
n÷5
10878997.4
n2
2958814610730169
n3
1.6094468228608E+23
n4
8.7545839006703E+30
n5
4.7620547746737E+38
2 √n
7375.2957228846
3 √n
378.89565565489
4 √n
85.879541934529
5 √n
35.246157328865
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
-54394986
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 54394987 can be divided by 8 positive divisors.
The sum of these divisors (counting 54394987) is 1, the average is 0.125.
Base
System
Value
2
Binary
11001111100000000001101011
3
Ternary
10210100112220011
4
Quaternary
3033200001223
5
Quinary
102411114422
6
Senary
5221512351
8
Octal
317400153
10
Decimal
54394987
12
Duodecimal
162726b7
16
Hexadecimal
33e006b
20
Vigesimal
gjj797
36
Base36
wdvfv
md5
1e254d3fed4cdeb7d3a7e05d8d58bd79
sha1
5f6d50bf856c3495c608b966b151d28456b3787a
sha256
e008c7f16ce611c8352c6617fb5ec35804921f43a22e3aca240b99ba942e2f07
sha512
55f827e7096b5b2fa79b3341f74fcf7c5fbbcab85a3e068048877df849dc1c78b046048ac4f099816279befe5ac09c54189fbacedfc846049266827c851e0822
ripemd-160
b42aa0b734b13cb3d6079feb744a83848e9817d1
Diameter
108789974
Circumference
341773783.10262
Area
9.295390244404E+15
Volume
6.7416350867238E+23
Surface area
3.7181560977616E+16
Circumference
341773783.10262
Perimeter
217579948
Area
2958814610730169
Diagonal
76926128.340508
Surface area
17752887664381014
Volume
1.6094468228608E+23
Space diagonal
94214881.161049
Perimeter
163184961
Area
1.2812043089904E+15
Altitude
47107440.580524
Surface area
1.2812043089904E+15
Volume
1.8967512706733E+22
Height
25642042.780169