66054987 is an odd 8-digits composite number following 66054986
and preceding 66054988 . In scientific notation, it is written as 6.6054987 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 44036640 positive integers (up to 66054987) that are relatively prime to 66054987.
66054987 has 4 divisors, whose sum is 68501496
The reverse of 66054987 is 78945066
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million fifty-four thousand nine hundred eighty-seven
Scientific notation
6.6054987 × 10^7
Engineering notation
6.6054987 × 10^6
Prime Factorization
27 × 2446481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66054987
Product of the distinct prime numbers
The prime factorization of 66054987 is 27 × 2446481.
Since it has a total of 2 prime factors.
10 , 1 , 3 , 75 , 455 , 817 , 5397 , 7668 , 38186 , 47383 , 135360 , 475144 , 7694050 , 1042536 , 96456636 , 94197411 , 745738320 , 168679438 , 5629921283 , 5368768675
n×2
132109974
n×3
198164961
n×4
264219948
n×5
330274935
n÷2
33027493.5
n÷3
22018329
n÷3
16513746.75
n÷5
13210997.4
n2
4363261307570169
n3
2.8821516894915E+23
n4
1.9038049238139E+31
n5
1.2575580949306E+39
2 √n
8127.4219159583
3 √n
404.23620104281
4 √n
90.152215258186
5 √n
36.642164685227
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66054986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66054987 can be divided by 4 positive divisors.
The sum of these divisors (counting 66054987) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111011111110101101001011
3
Ternary
11121021221102000
4
Quaternary
3323332231023
5
Quinary
113402224422
6
Senary
10315442043
8
Octal
373765513
10
Decimal
66054987
12
Duodecimal
1a156323
16
Hexadecimal
3efeb4b
20
Vigesimal
10cgh97
36
Base36
13bscr
md5
870ae10a3dfecbc97c9de1b14a9650b6
sha1
068713c190e26082447d5abbc0ba0cd4f4bfe00a
sha256
03824f5a745f8551dd3b2b2c044a36928a31b6c8c54741ca26a772d7d39d0580
sha512
103c55fa552e9f827783f782504b98a7c2499a9ebc2de2c0f9e7ec234df8dbe1810c61a4e6d9bc852b66fc870b04d5bdd7988941bad707bf3a4509e4d1faba17
ripemd-160
6e86554fb8029d7fe4ddf740af1423bd1d963fbb
Diameter
132109974
Circumference
415035723.78434
Area
1.3707589669555E+16
Volume
1.2072728765651E+24
Surface area
5.483035867822E+16
Circumference
415035723.78434
Perimeter
264219948
Area
4363261307570169
Diagonal
93415858.477778
Surface area
26179567845421014
Volume
2.8821516894915E+23
Space diagonal
114410593.5773
Perimeter
198164961
Area
1.8893475678527E+15
Altitude
57205296.788651
Surface area
1.8893475678527E+15
Volume
3.3966483400795E+22
Height
31138619.492593