664128465 is an odd 9-digits composite number following 664128464
and preceding 664128466 . In scientific notation, it is written as 6.64128465 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 254707200 positive integers (up to 664128465) that are relatively prime to 664128465.
664128465 has 16 divisors, whose sum is 729075984
The reverse of 664128465 is 564821466
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-four million one hundred twenty-eight thousand four hundred sixty-five
Scientific notation
6.64128465 × 10^8
Engineering notation
6.64128465 × 10^6
Prime Factorization
77 × 165 × 13 × 4021
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
664128465
Product of the distinct prime numbers
The prime factorization of 664128465 is 77 × 165 × 13 × 4021.
Since it has a total of 4 prime factors.
5 , 7 , 33 , 72 , 790 , 706 , 8377 , 7263 , 95040 , 8527 , 54953 , 972164 , 2956665 , 7746063 , 3382209 , 66229695 , 190566471 , 471936426 , 427349945 , 3232019423
n×2
1328256930
n×3
1992385395
n×4
2656513860
n×5
3320642325
n÷2
332064232.5
n÷3
221376155
n÷3
166032116.25
n÷5
132825693
n2
441066618023256225
n3
2.9292489599053E+26
n4
1.9453976153447E+35
n5
1.2919939320936E+44
2 √n
25770.690037327
3 √n
872.47039305341
4 √n
160.53252018618
5 √n
58.136705700228
1 , 13 , 77 , 165 , 1001 , 2145 , 4021 , 12705 , 52273 , 165165 , 309617 , 663465 , 4025021 , 8625045 , 51086805 , 664128465
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-664128464
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664128465 can be divided by 16 positive divisors.
The sum of these divisors (counting 664128465) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100101011100101111010001
3
Ternary
1201021200012222120
4
Quaternary
213211130233101
5
Quinary
2330004102330
6
Senary
145522324453
8
Octal
4745345721
10
Decimal
664128465
12
Duodecimal
1664b9729
16
Hexadecimal
2795cbd1
20
Vigesimal
a7ag135
36
Base36
azeksx
md5
7f356c462db2063bb1d7bd522c16ef00
sha1
4a770b8eeb6d0d9380b5da502e1c470149d16007
sha256
46e1cf9869fd0987b779eba05cd77dc51cfe3714777d0141a2a0e6d6d9e0013b
sha512
cfe5709018327fca221311f0fefee808c05b8e3f0ea21ae67e85c1a2681b50ddd7253f22bbc662bf2adcc9a6375b44da4e89a66e8a5e4245ddecb796729f02ae
ripemd-160
a461619bb89140a474271fb17cdc4e04f89017a4
Diameter
1328256930
Circumference
4172842213.3677
Area
1.3856516469256E+18
Volume
1.2270009350632E+27
Surface area
5.5426065877022E+18
Circumference
4172842213.3677
Perimeter
2656513860
Area
441066618023256225
Diagonal
939219482.36103
Surface area
2646399708139537350
Volume
2.9292489599053E+26
Space diagonal
1150304244.1327
Perimeter
1992385395
Area
1.9098744798471E+17
Altitude
575152122.06636
Surface area
1.9098744798471E+17
Volume
3.4521530055544E+25
Height
313073160.78701