66561189 is an odd 8-digits composite number following 66561188
and preceding 66561190 . In scientific notation, it is written as 6.6561189 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 44354976 positive integers (up to 66561189) that are relatively prime to 66561189.
66561189 has 8 divisors, whose sum is 88786560
The reverse of 66561189 is 98116566
Previous prime number is 3929
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million five hundred sixty-one thousand one hundred eighty-nine
Scientific notation
6.6561189 × 10^7
Engineering notation
6.6561189 × 10^6
Prime Factorization
3 × 3929 × 5647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66561189
Product of the distinct prime numbers
The prime factorization of 66561189 is 3 × 3929 × 5647.
Since it has a total of 3 prime factors.
9 , 1 , 84 , 21 , 965 , 381 , 8685 , 3906 , 17411 , 53179 , 297955 , 955618 , 8232847 , 6024970 , 38899816 , 46866318 , 135881077 , 903922126 , 1483425685 , 5850582697
n×2
133122378
n×3
199683567
n×4
266244756
n×5
332805945
n÷2
33280594.5
n÷3
22187063
n÷3
16640297.25
n÷5
13312237.8
n2
4430391881093721
n3
2.9489215134154E+23
n4
1.9628372220061E+31
n5
1.3064877931018E+39
2 √n
8158.5040908245
3 √n
405.26617466781
4 √n
90.32443794912
5 √n
36.698153615108
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
-66561188
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 66561189 can be divided by 8 positive divisors.
The sum of these divisors (counting 66561189) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101111010010010100101
3
Ternary
11122020122210020
4
Quaternary
3331322102211
5
Quinary
114014424224
6
Senary
10334345353
8
Octal
375722245
10
Decimal
66561189
12
Duodecimal
1a35b259
16
Hexadecimal
3f7a4a5
20
Vigesimal
10g02j9
36
Base36
13mmxx
md5
f0ce568dca3da239c124cfb782ae1468
sha1
22725c0de61cfcfcb80354dcb9cddeb6c3e7b9f4
sha256
e29f1547f0da05ea33bfb9edb05dd2c6b9dc06960a1f737124792144ff8fbab2
sha512
16cdc44f3c94faaa8b5277d1d76a038d3abc33ce242a41efb5a81a5508ede82d2d8c985b0f1545036c9f01b5a65d8f5cf9dc650b05852dfbb8eceecfe493cb81
ripemd-160
6db76a7ca94b95bb4b9def4d551735f6e8a67646
Diameter
133122378
Circumference
418216284.7532
Area
1.3918486586168E+16
Volume
1.2352413550078E+24
Surface area
5.5673946344672E+16
Circumference
418216284.7532
Perimeter
266244756
Area
4430391881093721
Diagonal
94131736.211479
Surface area
26582351286562326
Volume
2.9489215134154E+23
Space diagonal
115287361.16019
Perimeter
199683567
Area
1.9184159588737E+15
Altitude
57643680.580097
Surface area
1.9184159588737E+15
Volume
3.4753373322049E+22
Height
31377245.403826