53445987 is an odd 8-digits composite number following 53445986
and preceding 53445988 . In scientific notation, it is written as 5.3445987 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 30540240 positive integers (up to 53445987) that are relatively prime to 53445987.
53445987 has 8 divisors, whose sum is 60327680
The reverse of 53445987 is 78954435
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-three million four hundred forty-five thousand nine hundred eighty-seven
Scientific notation
5.3445987 × 10^7
Engineering notation
5.3445987 × 10^6
Prime Factorization
9 × 63 × 94261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
53445987
Product of the distinct prime numbers
The prime factorization of 53445987 is 9 × 63 × 94261.
Since it has a total of 3 prime factors.
7 , 6 , 5 , 29 , 818 , 704 , 2929 , 5860 , 28889 , 78275 , 20703 , 604717 , 1720671 , 773163 , 46664561 , 87723469 , 684859571 , 197189126 , 6127025978 , 9598214880
n×2
106891974
n×3
160337961
n×4
213783948
n×5
267229935
n÷2
26722993.5
n÷3
17815329
n÷3
13361496.75
n÷5
10689197.4
n2
2856473526404169
n3
1.5266704695804E+23
n4
8.1594410070479E+30
n5
4.3608937798995E+38
2 √n
7310.6762341113
3 √n
376.6792530666
4 √n
85.50249256081
5 √n
35.122305839035
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
-53445986
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 53445987 can be divided by 8 positive divisors.
The sum of these divisors (counting 53445987) is 1, the average is 0.125.
Base
System
Value
2
Binary
11001011111000010101100011
3
Ternary
10201120100010000
4
Quaternary
3023320111203
5
Quinary
102140232422
6
Senary
5145311043
8
Octal
313702543
10
Decimal
53445987
12
Duodecimal
15a95483
16
Hexadecimal
32f8563
20
Vigesimal
ge0ej7
36
Base36
vtj6r
md5
02230ad17602c8f991c2445594917dee
sha1
cfe1b1c96816e10622cfd543030d74c6561a215f
sha256
79a1ae25e57057873d3e935a89bac3d082db72dda1a21af521901aec24e09e05
sha512
984a7e3d6af0a2449006088c94270a2647d26ce0d4ec436670bff1806dc634e35dbc8da6d9e9a3e7635673c7796b395e3d5383f1fd7b46a6a10ed8fc96b5997c
ripemd-160
ec90bd8686774da2e4092ebc2dd7f47c2a6b7f18
Diameter
106891974
Circumference
335811040.24611
Area
8.9738762457251E+15
Volume
6.3949023089151E+23
Surface area
3.58955049829E+16
Circumference
335811040.24611
Perimeter
213783948
Area
2856473526404169
Diagonal
75584039.669816
Surface area
17138841158425014
Volume
1.5266704695804E+23
Space diagonal
92571164.944666
Perimeter
160337961
Area
1.2368893195519E+15
Altitude
46285582.472333
Surface area
1.2368893195519E+15
Volume
1.7991984027959E+22
Height
25194679.889939