66561188 is an even 8-digits composite number following 66561187
and preceding 66561189 . In scientific notation, it is written as 6.6561188 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors.
There are 31232000 positive integers (up to 66561188) that are relatively prime to 66561188.
66561188 has 24 divisors, whose sum is 123692184
The reverse of 66561188 is 88116566
Previous prime number is 2441
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million five hundred sixty-one thousand one hundred eighty-eight
Scientific notation
6.6561188 × 10^7
Engineering notation
6.6561188 × 10^6
Prime Factorization
2 × 2 × 17 × 2441 × 401
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
33280594
Product of the distinct prime numbers
The prime factorization of 66561188 is 2 × 2 × 17 × 2441 × 401.
Since it has a total of 5 prime factors.
2 , 8 , 79 , 94 , 401 , 825 , 9466 , 5994 , 13723 , 30512 , 683699 , 26754 , 8532773 , 9803069 , 25078245 , 98668493 , 407475926 , 939970025 , 7860153023 , 1960351323
n×2
133122376
n×3
199683564
n×4
266244752
n×5
332805940
n÷2
33280594
n÷3
22187062.666667
n÷3
16640297
n÷5
13312237.6
n2
4430391747971344
n3
2.9489213805037E+23
n4
1.9628371040493E+31
n5
1.30648769496E+39
2 √n
8158.5040295387
3 √n
405.26617263827
4 √n
90.324437609867
5 √n
36.698153504839
1 , 2 , 4 , 17 , 34 , 68 , 401 , 802 , 1604 , 2441 , 4882 , 6817 , 9764 , 13634 , 27268 , 41497 , 82994 , 165988 , 978841 , 1957682 , 3915364 , 16640297 , 33280594 , 66561188
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
-66561187
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 66561188 can be divided by 24 positive divisors.
The sum of these divisors (counting 66561188) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111101111010010010100100
3
Ternary
11122020122210012
4
Quaternary
3331322102210
5
Quinary
114014424223
6
Senary
10334345352
8
Octal
375722244
10
Decimal
66561188
12
Duodecimal
1a35b258
16
Hexadecimal
3f7a4a4
20
Vigesimal
10g02j8
36
Base36
13mmxw
md5
c5060a04301c1b7f77072b37b8b7987f
sha1
1fef6b2b6e9286aa58ee0c726c98e8fcb5145fb5
sha256
9c32d9ca538de75dd7ecc29f225412c5dff5047aaddb3310674e28c439572007
sha512
d20e7876d3deaaf40bca917a6a180c2da9c1f863582de8508591fa472b87b06c19645374a9c88f0abdb2d0d54901dd4dc0ae74f8a128b0caa1b39fd73bf54862
ripemd-160
7f4b6b9efe7423837733fcd1fa7a0342f6ce7532
Diameter
133122376
Circumference
418216278.47002
Area
1.3918486167952E+16
Volume
1.2352412993339E+24
Surface area
5.5673944671806E+16
Circumference
418216278.47002
Perimeter
266244752
Area
4430391747971344
Diagonal
94131734.797265
Surface area
26582350487828064
Volume
2.9489213805037E+23
Space diagonal
115287359.42814
Perimeter
199683564
Area
1.9184159012301E+15
Altitude
57643679.714072
Surface area
1.9184159012301E+15
Volume
3.4753371755669E+22
Height
31377244.932422