668749066 is an even 9-digits composite number following 668749065
and preceding 668749067 . In scientific notation, it is written as 6.68749066 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 334374532 positive integers (up to 668749066) that are relatively prime to 668749066.
668749066 has 4 divisors, whose sum is 1003123602
The reverse of 668749066 is 660947866
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred sixty-eight million seven hundred forty-nine thousand sixty-six
Scientific notation
6.68749066 × 10^8
Engineering notation
6.68749066 × 10^6
Prime Factorization
2 × 334374533
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668749066
Product of the distinct prime numbers
The prime factorization of 668749066 is 2 × 334374533.
Since it has a total of 2 prime factors.
2 , 10 , 98 , 35 , 727 , 770 , 4978 , 6396 , 32311 , 14431 , 18284 , 686217 , 5572609 , 3464375 , 13944939 , 28050567 , 179607152 , 102217784 , 1824692900 , 5013422489
n×2
1337498132
n×3
2006247198
n×4
2674996264
n×5
3343745330
n÷2
334374533
n÷3
222916355.33333
n÷3
167187266.5
n÷5
133749813.2
n2
447225313275872356
n3
2.990815105448E+26
n4
2.000104808347E+35
n5
1.3375682224842E+44
2 √n
25860.183023328
3 √n
874.48909101927
4 √n
160.81101648621
5 √n
58.217377457085
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-668749065
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668749066 can be divided by 4 positive divisors.
The sum of these divisors (counting 668749066) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111000100110100001010
3
Ternary
1201121100222020221
4
Quaternary
213313010310022
5
Quinary
2332144432231
6
Senary
150205340254
8
Octal
4767046412
10
Decimal
668749066
12
Duodecimal
167b6768a
16
Hexadecimal
27dc4d0a
20
Vigesimal
a8jdcd6
36
Base36
b25m2y
md5
05931a46bf532e08bb76e58c3d291356
sha1
1c5665cf1e55c0ff2eba748959b2cc0ba5ac4ab7
sha256
e24abeb006b1debcddeab5a0e6e0f7d6e87e214ec47f221498896308ee496c3f
sha512
849cef6e39428418c0827cb828fbc36dbda6e45f3b0e6e2b4cc73f172ee76bbdaf21ecac82aaaca2ee23d792a93a71a94939eeff8fd9d83cd5cc8d623c4c36db
ripemd-160
32cd302537ba61a3a9a913d38ee56fa196b197ea
Diameter
1337498132
Circumference
4201874305.6813
Area
1.4049997586869E+18
Volume
1.2527897018028E+27
Surface area
5.6199990347475E+18
Circumference
4201874305.6813
Perimeter
2674996264
Area
447225313275872356
Diagonal
945753998.96154
Surface area
2683351879655234136
Volume
2.990815105448E+26
Space diagonal
1158307359.8262
Perimeter
2006247198
Area
1.9365424125618E+17
Altitude
579153679.91312
Surface area
1.9365424125618E+17
Volume
3.5247094038957E+25
Height
315251332.98718