664751968 is an even 9-digits composite number following 664751967
and preceding 664751969 . In scientific notation, it is written as 6.64751968 × 10^8.
The sum of its digits is 52. It has a total of 7 prime factors and 24 positive divisors.
There are 331982976 positive integers (up to 664751968) that are relatively prime to 664751968.
664751968 has 24 divisors, whose sum is 1310278032
The reverse of 664751968 is 869157466
Previous prime number is 877
Is Prime? no Number parity even Number length 9 Sum of Digits 52 Digital Root 7
Name
six hundred sixty-four million seven hundred fifty-one thousand nine hundred sixty-eight
Scientific notation
6.64751968 × 10^8
Engineering notation
6.64751968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 877 × 23687
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
41546998 Product of the distinct prime numbers
The prime factorization of 664751968 is 2 × 2 × 2 × 2 × 2 × 877 × 23687.
Since it has a total of 7 prime factors.
3 , 6 , 54 , 16 , 52 , 20 , 1745 , 4697 , 28902 , 85021 , 498477 , 251954 , 9284529 , 2651325 , 64971134 , 49490839 , 571941749 , 174233070 , 5680947024 , 498711954
n×2
1329503936
n×3
1994255904
n×4
2659007872
n×5
3323759840
n÷2
332375984
n÷3
221583989.33333
n÷3
166187992
n÷5
132950393.6
n2
441895178959873024
n3
2.9375068986329E+26
n4
1.9527134918798E+35
n5
1.2980701366672E+44
2 √n25782.784333737
3 √n872.74334112881
4 √n160.57018507101
5 √n58.147617687159
1 , 2 , 4 , 8 , 16 , 32 , 877 , 1754 , 3508 , 7016 , 14032 , 23687 , 28064 , 47374 , 94748 , 189496 , 378992 , 757984 , 20773499 , 41546998 , 83093996 , 166187992 , 332375984 , 664751968
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-664751967 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664751968 can be divided by 24 positive divisors.
The sum of these divisors (counting 664751968) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111100111110100111101100000
3
Ternary
1201022211220021021
4
Quaternary
213213310331200
5
Quinary
2330134030333
6
Senary
145543535224
8
Octal
4747647540
10
Decimal
664751968
12
Duodecimal
16675a514
16
Hexadecimal
279f4f60
20
Vigesimal
a7edji8
36
Base36
azrxwg
md5
fe7808f16166de0d28fc925d63c53cd9
sha1
51ed4cbb86189a201afbb4b24f5b197facb5fd31
sha256
5e61ebbf1e01840414cc6ef8198a980fbbddfe758eaf3b8317eb9f2c6fb22156
sha512
372fe0795cb18b765a1761a4e85a56e6620912099513961275ab2a5d6f53a4dc7c971eaa2d4c4c71a761e4ba83b8a3c42110dd8b17e94a171274138be7980cfa
ripemd-160
dd1d370c7253cb9e8ab40487998d96f0b7824dc2
Diameter
1329503936
Circumference
4176759798.2563
Area
1.3882546478771E+18
Volume
1.2304600123486E+27
Surface area
5.5530185915083E+18
Circumference
4176759798.2563
Perimeter
2659007872
Area
441895178959873024
Diagonal
940101248.75981
Surface area
2651371073759238144
Volume
2.9375068986329E+26
Space diagonal
1151384183.0074
Perimeter
1994255904
Area
1.9134622539456E+17
Altitude
575692091.5037
Surface area
1.9134622539456E+17
Volume
3.461885079676E+25
Height
313367082.91994