664996979 is an odd 9-digits composite number following 664996978
and preceding 664996980 . In scientific notation, it is written as 6.64996979 × 10^8.
The sum of its digits is 65. It has a total of 3 prime factors and 8 positive divisors.
There are 629073000 positive integers (up to 664996979) that are relatively prime to 664996979.
664996979 has 8 divisors, whose sum is 701023680
The reverse of 664996979 is 979699466
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 65
Digital Root 2
Name
six hundred sixty-four million nine hundred ninety-six thousand nine hundred seventy-nine
Scientific notation
6.64996979 × 10^8
Engineering notation
6.64996979 × 10^6
Prime Factorization
19 × 691 × 50651
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664996979
Product of the distinct prime numbers
The prime factorization of 664996979 is 19 × 691 × 50651.
Since it has a total of 3 prime factors.
9 , 9 , 55 , 11 , 115 , 723 , 8206 , 9023 , 16235 , 86541 , 467824 , 321596 , 1751304 , 1307323 , 58833626 , 11806113 , 655057001 , 517796350 , 5001146850 , 7850873511
n×2
1329993958
n×3
1994990937
n×4
2659987916
n×5
3324984895
n÷2
332498489.5
n÷3
221665659.66667
n÷3
166249244.75
n÷5
132999395.8
n2
442220982079126441
n3
2.9407561713303E+26
n4
1.9555939699103E+35
n5
1.3004640821409E+44
2 √n
25787.535341711
3 √n
872.85055176948
4 √n
160.58497856808
5 √n
58.151903407759
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
-664996978
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 664996979 can be divided by 8 positive divisors.
The sum of these divisors (counting 664996979) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000110000110001110011
3
Ternary
1201100022100100202
4
Quaternary
213220300301303
5
Quinary
2330214400404
6
Senary
145553105415
8
Octal
4750606163
10
Decimal
664996979
12
Duodecimal
16685826b
16
Hexadecimal
27a30c73
20
Vigesimal
a7g4c8j
36
Base36
azx6yb
md5
9b151acd649a09ff613040a3c36acf4f
sha1
9ff8ffa5b3824848f6b575bb4021a1e26d3eacf1
sha256
fc728a665766f329c337f156a607f0b52461362a721583035133f96da8937de5
sha512
5e2d957f27ba234ef7e559ee37a66302a5a9973cbe716f11896940ca8490ada5b7150698fbca248bd00d44e4a2926f2a849116f91ced05ed5ad21e25c7628040
ripemd-160
0698351abc19b78c26a9d113be515d243071a3e3
Diameter
1329993958
Circumference
4178299247.7716
Area
1.389278188563E+18
Volume
1.2318210645134E+27
Surface area
5.5571127542522E+18
Circumference
4178299247.7716
Perimeter
2659987916
Area
442220982079126441
Diagonal
940447746.63894
Surface area
2653325892474758646
Volume
2.9407561713303E+26
Space diagonal
1151808554.5078
Perimeter
1994990937
Area
1.9148730228351E+17
Altitude
575904277.25391
Surface area
1.9148730228351E+17
Volume
3.4657143842731E+25
Height
313482582.21298