66561632 is an even 8-digits composite number following 66561631
and preceding 66561633 . In scientific notation, it is written as 6.6561632 × 10^7.
The sum of its digits is 35. It has a total of 7 prime factors and 24 positive divisors.
There are 31833472 positive integers (up to 66561632) that are relatively prime to 66561632.
66561632 has 24 divisors, whose sum is 136742256
The reverse of 66561632 is 23616566
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
sixty-six million five hundred sixty-one thousand six hundred thirty-two
Scientific notation
6.6561632 × 10^7
Engineering notation
6.6561632 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 23 × 90437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4160102
Product of the distinct prime numbers
The prime factorization of 66561632 is 2 × 2 × 2 × 2 × 2 × 23 × 90437.
Since it has a total of 7 prime factors.
10 , 10 , 40 , 33 , 137 , 829 , 8161 , 2277 , 16444 , 44485 , 8859 , 379565 , 4961660 , 6434723 , 55717844 , 3700374 , 294924688 , 546485831 , 2363465338 , 1178083806
n×2
133123264
n×3
199684896
n×4
266246528
n×5
332808160
n÷2
33280816
n÷3
22187210.666667
n÷3
16640408
n÷5
13312326.4
n2
4430450854503424
n3
2.9489803937154E+23
n4
1.962889477417E+31
n5
1.306531270525E+39
2 √n
8158.5312403643
3 √n
405.2670737529
4 √n
90.324588238
5 √n
36.698202464111
1 , 2 , 4 , 8 , 16 , 23 , 32 , 46 , 92 , 184 , 368 , 736 , 90437 , 180874 , 361748 , 723496 , 1446992 , 2080051 , 2893984 , 4160102 , 8320204 , 16640408 , 33280816 , 66561632
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
-66561631
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 66561632 can be divided by 24 positive divisors.
The sum of these divisors (counting 66561632) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111101111010011001100000
3
Ternary
11122020200101122
4
Quaternary
3331322121200
5
Quinary
114014433012
6
Senary
10334351412
8
Octal
375723140
10
Decimal
66561632
12
Duodecimal
1a35b568
16
Hexadecimal
3f7a660
20
Vigesimal
10g041c
36
Base36
13mna8
md5
c50130886f25a6bf44dce7411385ea03
sha1
d0effde7316bb1a2b0cf24358e84c13f4cdc2a88
sha256
18916a4639cdcdc62653a4b8a40d1468cb66d0793b5d31438f3e74abd95435aa
sha512
04bf57a4ab822857365f6321d06b086965cb33c5333af2cf2aa6726ad1454003eee3ee75699ecc4116df7d225b43225b0eb95429a06853e67a0b0dd91715a953
ripemd-160
ff09ea18bc747a24473a8844193d7c2668e8ed1e
Diameter
133123264
Circumference
418219068.20429
Area
1.3918671856599E+16
Volume
1.2352660187302E+24
Surface area
5.5674687426394E+16
Circumference
418219068.20429
Perimeter
266246528
Area
4430450854503424
Diagonal
94132362.708087
Surface area
26582705127020544
Volume
2.9489803937154E+23
Space diagonal
115288128.4587
Perimeter
199684896
Area
1.9184414951092E+15
Altitude
57644064.229351
Surface area
1.9184414951092E+15
Volume
3.4754067233039E+22
Height
31377454.236029