66164985 is an odd 8-digits composite number following 66164984
and preceding 66164986 . In scientific notation, it is written as 6.6164985 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 35287920 positive integers (up to 66164985) that are relatively prime to 66164985.
66164985 has 8 divisors, whose sum is 82338816
The reverse of 66164985 is 58946166
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million one hundred sixty-four thousand nine hundred eighty-five
Scientific notation
6.6164985 × 10^7
Engineering notation
6.6164985 × 10^6
Prime Factorization
27 × 5 × 490111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66164985
Product of the distinct prime numbers
The prime factorization of 66164985 is 27 × 5 × 490111.
Since it has a total of 3 prime factors.
10 , 4 , 84 , 43 , 672 , 715 , 1086 , 4944 , 45347 , 71010 , 918418 , 946702 , 7043621 , 1484768 , 87969181 , 80695283 , 770188818 , 398231022 , 9580869438 , 3214755891
n×2
132329970
n×3
198494955
n×4
264659940
n×5
330824925
n÷2
33082492.5
n÷3
22054995
n÷3
16541246.25
n÷5
13232997
n2
4377805240050225
n3
2.8965741804084E+23
n4
1.9165178719811E+31
n5
1.2680637625186E+39
2 √n
8134.1861916236
3 √n
404.46046124686
4 √n
90.18972331493
5 √n
36.654360229987
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
-66164984
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 66164985 can be divided by 8 positive divisors.
The sum of these divisors (counting 66164985) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111100011001100011111001
3
Ternary
11121111112022000
4
Quaternary
3330121203321
5
Quinary
113414234420
6
Senary
10322051213
8
Octal
374314371
10
Decimal
66164985
12
Duodecimal
1a1a9b09
16
Hexadecimal
3f198f9
20
Vigesimal
10dac95
36
Base36
13e589
md5
f3a08bd106fcdb151c9785ade1149211
sha1
4158c080507df38cf64a317ef846f49d6a4a9021
sha256
01c91dd83a0691d9d7b98e9db82b4cb0600e624379a36d12d4c099ca575e26b0
sha512
a1a4ff4960c64bb7d5ca9d76f82910b02e0bcb717e2e4913b7bd0d0a51099d486aa9445034420a05a82159fe4b55e022bd9f70e75857ea7b4f7c0dacc4c788bc
ripemd-160
28787b61468b3b2f6e2484a263b6c0aa10d09e76
Diameter
132329970
Circumference
415726861.60176
Area
1.3753280780989E+16
Volume
1.2133141554332E+24
Surface area
5.5013123123955E+16
Circumference
415726861.60176
Perimeter
264659940
Area
4377805240050225
Diagonal
93571419.141212
Surface area
26266831440301350
Volume
2.8965741804084E+23
Space diagonal
114601115.70203
Perimeter
198494955
Area
1.8956452753521E+15
Altitude
57300557.851016
Surface area
1.8956452753521E+15
Volume
3.4136454086278E+22
Height
31190473.047071