664694871 is an odd 9-digits composite number following 664694870
and preceding 664694872 . In scientific notation, it is written as 6.64694871 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 423522176 positive integers (up to 664694871) that are relatively prime to 664694871.
664694871 has 16 divisors, whose sum is 925537536
The reverse of 664694871 is 178496466
Previous prime number is 1553
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred sixty-four million six hundred ninety-four thousand eight hundred seventy-one
Scientific notation
6.64694871 × 10^8
Engineering notation
6.64694871 × 10^6
Prime Factorization
3 × 23 × 1553 × 6203
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
664694871
Product of the distinct prime numbers
The prime factorization of 664694871 is 3 × 23 × 1553 × 6203.
Since it has a total of 4 prime factors.
5 , 8 , 94 , 91 , 58 , 86 , 4279 , 8936 , 8338 , 88966 , 336661 , 369285 , 5321691 , 4123523 , 32392069 , 96528947 , 861656519 , 542327007 , 441333819 , 1361638088
n×2
1329389742
n×3
1994084613
n×4
2658779484
n×5
3323474355
n÷2
332347435.5
n÷3
221564957
n÷3
166173717.75
n÷5
132938974.2
n2
441819271533706641
n3
2.9367500369741E+26
n4
1.9520426869858E+35
n5
1.2975127620125E+44
2 √n
25781.6770401
3 √n
872.71835313544
4 √n
160.56673702887
5 √n
58.146618767635
1 , 3 , 23 , 69 , 1553 , 4659 , 6203 , 18609 , 35719 , 107157 , 142669 , 428007 , 9633259 , 28899777 , 221564957 , 664694871
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
-664694870
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 664694871 can be divided by 16 positive divisors.
The sum of these divisors (counting 664694871) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100111100111000001010111
3
Ternary
1201022201222221120
4
Quaternary
213213213001113
5
Quinary
2330130213441
6
Senary
145542415023
8
Octal
4747470127
10
Decimal
664694871
12
Duodecimal
166731473
16
Hexadecimal
279e7057
20
Vigesimal
a7e6h3b
36
Base36
azqpuf
md5
817b1a7989ac00e9db5792a756528a7a
sha1
2857eb28dbeb61c1736f3cb7aa4d9f9fc7ae5c6a
sha256
d47fbf37270ebfc88cc8a7acc6003340d036f3902d7917ebeba787a71f694034
sha512
8aec3c3c26adc0e4b69e862e7b4c3ef4efb8875283f2793fe125d9f3bd5b51a1dd14e7cf0b2ad0a28f0a64821a2fcb987f736519872899d75c58fd512b2a3e24
ripemd-160
851b04b92fdc3fd03240c7d475bfb6ecda1946fb
Diameter
1329389742
Circumference
4176401047.2248
Area
1.3880161776647E+18
Volume
1.2301429788783E+27
Surface area
5.5520647106587E+18
Circumference
4176401047.2248
Perimeter
2658779484
Area
441819271533706641
Diagonal
940020501.40803
Surface area
2650915629202239846
Volume
2.9367500369741E+26
Space diagonal
1151285288.1024
Perimeter
1994084613
Area
1.9131335651486E+17
Altitude
575642644.05122
Surface area
1.9131335651486E+17
Volume
3.4609931096571E+25
Height
313340167.13601