664991612 is an even 9-digits composite number following 664991611
and preceding 664991613 . In scientific notation, it is written as 6.64991612 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 331201536 positive integers (up to 664991612) that are relatively prime to 664991612.
664991612 has 12 divisors, whose sum is 1168265280
The reverse of 664991612 is 216199466
Previous prime number is 257
Is Prime? no Number parity even Number length 9 Sum of Digits 44 Digital Root 8
Name
six hundred sixty-four million nine hundred ninety-one thousand six hundred twelve
Scientific notation
6.64991612 × 10^8
Engineering notation
6.64991612 × 10^6
Prime Factorization
2 × 2 × 257 × 646879
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
332495806 Product of the distinct prime numbers
The prime factorization of 664991612 is 2 × 2 × 257 × 646879.
Since it has a total of 4 prime factors.
3 , 4 , 21 , 97 , 544 , 433 , 6933 , 462 , 49190 , 70627 , 649654 , 872971 , 5456132 , 1818316 , 39785184 , 1491785 , 908368821 , 660540330 , 2035156723 , 4744223546
n×2
1329983224
n×3
1994974836
n×4
2659966448
n×5
3324958060
n÷2
332495806
n÷3
221663870.66667
n÷3
166247903
n÷5
132998322.4
n2
442213844030358544
n3
2.9406849699046E+26
n4
1.9555308385211E+35
n5
1.3004116046238E+44
2 √n25787.431279598
3 √n872.84820358763
4 √n160.58465455827
5 √n58.151809541987
1 , 2 , 4 , 257 , 514 , 1028 , 646879 , 1293758 , 2587516 , 166247903 , 332495806 , 664991612
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-664991611 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664991612 can be divided by 12 positive divisors.
The sum of these divisors (counting 664991612) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111101000101111011101111100
3
Ternary
1201100022001222222
4
Quaternary
213220233131330
5
Quinary
2330214212422
6
Senary
145553024512
8
Octal
4750573574
10
Decimal
664991612
12
Duodecimal
166855138
16
Hexadecimal
27a2f77c
20
Vigesimal
a7g3j0c
36
Base36
azx2t8
md5
e01a49537b5593490f3c45ee2c007eb2
sha1
29da1b54b1ca5a89fa72bd4ca0aee630acb59c39
sha256
401fe04c9fc23499852aafd71fade00fb97d573cdbc7c0b34d3b89f5c7327dff
sha512
d84b6a513f73298c289ae346621957d9243a56e69cebc2fea74e522058e898e8d9b6a13e4e5d7fceb5b127c88b8d702127d9917b5329f8b3b12945f3b5b1f282
ripemd-160
8057da117718d17a52b2218094d96eded89774ea
Diameter
1329983224
Circumference
4178265525.9161
Area
1.3892557637215E+18
Volume
1.2317912397299E+27
Surface area
5.5570230548859E+18
Circumference
4178265525.9161
Perimeter
2659966448
Area
442213844030358544
Diagonal
940440156.55475
Surface area
2653283064182151264
Volume
2.9406849699046E+26
Space diagonal
1151799258.5911
Perimeter
1994974836
Area
1.9148421141773E+17
Altitude
575899629.29556
Surface area
1.9148421141773E+17
Volume
3.4656304725882E+25
Height
313480052.18492