66561607 is an odd 8-digits composite number following 66561606
and preceding 66561608 . In scientific notation, it is written as 6.6561607 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 57052800 positive integers (up to 66561607) that are relatively prime to 66561607.
66561607 has 4 divisors, whose sum is 76070416
The reverse of 66561607 is 70616566
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million five hundred sixty-one thousand six hundred seven
Scientific notation
6.6561607 × 10^7
Engineering notation
6.6561607 × 10^6
Prime Factorization
7 × 9508801
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66561607
Product of the distinct prime numbers
The prime factorization of 66561607 is 7 × 9508801.
Since it has a total of 2 prime factors.
9 , 4 , 54 , 1 , 880 , 225 , 9173 , 9019 , 89314 , 5099 , 148729 , 20591 , 390583 , 3983447 , 36888910 , 9961221 , 220869466 , 995123058 , 9424277616 , 4803936795
n×2
133123214
n×3
199684821
n×4
266246428
n×5
332808035
n÷2
33280803.5
n÷3
22187202.333333
n÷3
16640401.75
n÷5
13312321.4
n2
4430447526422449
n3
2.9489770708785E+23
n4
1.9628865284383E+31
n5
1.306528816915E+39
2 √n
8158.5297082256
3 √n
405.26702301457
4 √n
90.324579756706
5 √n
36.698199707403
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
-66561606
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 66561607 can be divided by 4 positive divisors.
The sum of these divisors (counting 66561607) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101111010011001000111
3
Ternary
11122020200100201
4
Quaternary
3331322121013
5
Quinary
114014432412
6
Senary
10334351331
8
Octal
375723107
10
Decimal
66561607
12
Duodecimal
1a35b547
16
Hexadecimal
3f7a647
20
Vigesimal
10g0407
36
Base36
13mn9j
md5
e776767556b89f605a24448ee99458d1
sha1
aa94d367b047511e73eb8e168036563494fd2a25
sha256
2402ed7751ffdd05c0f9de22aea1785d62751128b3459664d18ff47d1cd91759
sha512
9ad5d3baceab99319fef3bd307b0f4ed9125ca354833b5882e0297582ff03ef2ccf2d33306e46d36dbefb1331aed8a885a4f9dc0cf152ae5ce78c82a6e6a3863
ripemd-160
884afe62408d3d83fbbed2cbc40fab5a869ef70e
Diameter
133123214
Circumference
418218911.12466
Area
1.3918661401124E+16
Volume
1.2352646268636E+24
Surface area
5.5674645604495E+16
Circumference
418218911.12466
Perimeter
266246428
Area
4430447526422449
Diagonal
94132327.352748
Surface area
26582685158534694
Volume
2.9489770708785E+23
Space diagonal
115288085.15743
Perimeter
199684821
Area
1.9184400540079E+15
Altitude
57644042.578716
Surface area
1.9184400540079E+15
Volume
3.4754028073031E+22
Height
31377442.450916