664991611 is an odd 9-digits prime number following 664991610
and preceding 664991612 . In scientific notation, it is written as 6.64991611 × 10^8.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 664991610 positive integers (up to 664991611) that are relatively prime to 664991611.
664991611 has 2 divisors, whose sum is 664991612
The reverse of 664991611 is 116199466
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-four million nine hundred ninety-one thousand six hundred eleven
Scientific notation
6.64991611 × 10^8
Engineering notation
6.64991611 × 10^6
Prime Factorization
664991611
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
664991611
Product of the distinct prime numbers
The prime factorization of 664991611 is 664991611.
Since it has a total of 1 prime factors.
2 , 6 , 31 , 43 , 59 , 908 , 3858 , 4798 , 97257 , 3574 , 346398 , 948580 , 2542852 , 2277694 , 24381442 , 83309561 , 825618377 , 32957954 , 4608684593 , 565762822
n×2
1329983222
n×3
1994974833
n×4
2659966444
n×5
3324958055
n÷2
332495805.5
n÷3
221663870.33333
n÷3
166247902.75
n÷5
132998322.2
n2
442213842700375321
n3
2.9406849566382E+26
n4
1.9555308267583E+35
n5
1.3004115948462E+44
2 √n
25787.431260209
3 √n
872.8482031501
4 √n
160.5846544979
5 √n
58.151809524498
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
664991612
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
332495806
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
25787.431279598
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999969924
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664991611 can be divided by 2 positive divisors.
The sum of these divisors (counting 664991611) is 664991612, the average is 332495806.
Base
System
Value
2
Binary
100111101000101111011101111011
3
Ternary
1201100022001222221
4
Quaternary
213220233131323
5
Quinary
2330214212421
6
Senary
145553024511
8
Octal
4750573573
10
Decimal
664991611
12
Duodecimal
166855137
16
Hexadecimal
27a2f77b
20
Vigesimal
a7g3j0b
36
Base36
azx2t7
md5
f1283d8d39fdba3f320157d17bf5f9f5
sha1
ca60a4e479d28ba2ceed59653909c5bee7e68328
sha256
3ee0ace824d3955e9324fe2bd90d4fbbbd63cc103ae467a39056cae7650f0861
sha512
cd8f880fdc9104bf9901d4de8178c3eec52479ef1b0cf544202382fb57e53162ab35d649c8d9ef5d34128dbf6e4c2f04a36e3d1122e3453d7af0033a44166d7c
ripemd-160
b6ada761560c57f6ef02e6f78fee0a10795c0c4d
Diameter
1329983222
Circumference
4178265519.6329
Area
1.3892557595432E+18
Volume
1.2317912341729E+27
Surface area
5.5570230381728E+18
Circumference
4178265519.6329
Perimeter
2659966444
Area
442213842700375321
Diagonal
940440155.14053
Surface area
2653283056202251926
Volume
2.9406849566382E+26
Space diagonal
1151799256.8591
Perimeter
1994974833
Area
1.9148421084183E+17
Altitude
575899628.42954
Surface area
1.9148421084183E+17
Volume
3.4656304569536E+25
Height
313480051.71351