66885769 is an odd 8-digits composite number following 66885768
and preceding 66885770 . In scientific notation, it is written as 6.6885769 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 61486656 positive integers (up to 66885769) that are relatively prime to 66885769.
66885769 has 8 divisors, whose sum is 72468000
The reverse of 66885769 is 96758866
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-six million eight hundred eighty-five thousand seven hundred sixty-nine
Scientific notation
6.6885769 × 10^7
Engineering notation
6.6885769 × 10^6
Prime Factorization
17 × 43 × 91499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66885769
Product of the distinct prime numbers
The prime factorization of 66885769 is 17 × 43 × 91499.
Since it has a total of 3 prime factors.
1 , 6 , 20 , 14 , 795 , 900 , 8136 , 4332 , 68417 , 52538 , 66574 , 219391 , 9938320 , 6150841 , 56521327 , 1203239 , 550196527 , 849700957 , 8569478550 , 5882775422
n×2
133771538
n×3
200657307
n×4
267543076
n×5
334428845
n÷2
33442884.5
n÷3
22295256.333333
n÷3
16721442.25
n÷5
13377153.8
n2
4473706094721361
n3
2.9922727242543E+23
n4
2.0014046221947E+31
n5
1.3386548723565E+39
2 √n
8178.3720262654
3 √n
405.92385550587
4 √n
90.434352025463
5 √n
36.7338750933
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
-66885768
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 66885769 can be divided by 8 positive divisors.
The sum of these divisors (counting 66885769) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111001001100010001001
3
Ternary
11122212011000201
4
Quaternary
3333021202021
5
Quinary
114110321034
6
Senary
10345332201
8
Octal
377114211
10
Decimal
66885769
12
Duodecimal
1a497061
16
Hexadecimal
3fc9889
20
Vigesimal
10i0e89
36
Base36
13tle1
md5
07225468548f1593d975d17486034703
sha1
2000e63c2cae0c22d314cf1284dc3b2f1e4b2a2c
sha256
e1f9124921dbd6fa40c76a3d3ad03d2ed7d05963f615e78b405bb8a6efc6b7ef
sha512
4ed406a33fbd7c21065ac3a76a1fa3f8404e2c6a62bc00b9ba1abe5e33fb17c6407bd3ab80dca9ebf5e0cdf69adc99900def757bc24b93758572203d7fd78a10
ripemd-160
e0d2337fc0dd7ba1583c93507654cb3e1c8e6d8a
Diameter
133771538
Circumference
420255681.04021
Area
1.4054562201497E+16
Volume
1.2534002677406E+24
Surface area
5.6218248805986E+16
Circumference
420255681.04021
Perimeter
267543076
Area
4473706094721361
Diagonal
94590761.649554
Surface area
26842236568328166
Volume
2.9922727242543E+23
Space diagonal
115849550.21132
Perimeter
200657307
Area
1.937171563547E+15
Altitude
57924775.105658
Surface area
1.937171563547E+15
Volume
3.5264272241329E+22
Height
31530253.883185