668889297 is an odd 9-digits composite number following 668889296
and preceding 668889298 . In scientific notation, it is written as 6.68889297 × 10^8.
The sum of its digits is 63. It has a total of 2 prime factors and 4 positive divisors.
There are 445926192 positive integers (up to 668889297) that are relatively prime to 668889297.
668889297 has 4 divisors, whose sum is 743210340
The reverse of 668889297 is 792988866
Previous prime number is 9
Is Prime? no Number parity odd Number length 9 Sum of Digits 63 Digital Root 9
Name
six hundred sixty-eight million eight hundred eighty-nine thousand two hundred ninety-seven
Scientific notation
6.68889297 × 10^8
Engineering notation
6.68889297 × 10^6
Prime Factorization
9 × 74321033
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
668889297 Product of the distinct prime numbers
The prime factorization of 668889297 is 9 × 74321033.
Since it has a total of 2 prime factors.
9 , 7 , 56 , 11 , 916 , 808 , 2527 , 8748 , 1818 , 4696 , 741448 , 353661 , 9605296 , 7780701 , 59338070 , 7908807 , 317460952 , 898743530 , 3378417103 , 3662594186
n×2
1337778594
n×3
2006667891
n×4
2675557188
n×5
3344446485
n÷2
334444648.5
n÷3
222963099
n÷3
167222324.25
n÷5
133777859.4
n2
447412891641154209
n3
2.9926969455859E+26
n4
2.001782956067E+35
n5
1.3389711942302E+44
2 √n25862.894211592
3 √n874.55021105938
4 √n160.81944599952
5 √n58.219818790255
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
-668889296 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 668889297 can be divided by 4 positive divisors.
The sum of these divisors (counting 668889297) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111100111000011010001
3
Ternary
1201121122002121200
4
Quaternary
213313213003101
5
Quinary
2332213424142
6
Senary
150212341413
8
Octal
4767470321
10
Decimal
668889297
12
Duodecimal
168014869
16
Hexadecimal
27de70d1
20
Vigesimal
a90b34h
36
Base36
b28ma9
md5
8b154f516fdd27927c7692ab9c7dcad4
sha1
6965c0e4ab364deceb6a5af32c06d8433cd94b8e
sha256
1a1736693ffe4360c49d630d5dd3580ba8c258482274868b969d00673ae7fcab
sha512
13bae6ef215c86d7576c2a98a92856668414e2db14387bec54d46b02da826f97929c0054c7af7ff8cfdd1620b660d840ff8cd047f1da6e9f29e68009667fabe1
ripemd-160
a646e71493665d3f4e12edeb103bb75c8b9c70cf
Diameter
1337778594
Circumference
4202755403.0401
Area
1.4055890535012E+18
Volume
1.2535779651564E+27
Surface area
5.6223562140049E+18
Circumference
4202755403.0401
Perimeter
2675557188
Area
447412891641154209
Diagonal
945952315.54361
Surface area
2684477349846925254
Volume
2.9926969455859E+26
Space diagonal
1158550247.043
Perimeter
2006667891
Area
1.9373546507095E+17
Altitude
579275123.52151
Surface area
1.9373546507095E+17
Volume
3.5269271737668E+25
Height
315317438.51454