668049693 is an odd 9-digits composite number following 668049692
and preceding 668049694 . In scientific notation, it is written as 6.68049693 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 443502528 positive integers (up to 668049693) that are relatively prime to 668049693.
668049693 has 8 divisors, whose sum is 894460800
The reverse of 668049693 is 396940866
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred sixty-eight million forty-nine thousand six hundred ninety-three
Scientific notation
6.68049693 × 10^8
Engineering notation
6.68049693 × 10^6
Prime Factorization
3 × 239 × 931729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668049693
Product of the distinct prime numbers
The prime factorization of 668049693 is 3 × 239 × 931729.
Since it has a total of 3 prime factors.
8 , 2 , 18 , 41 , 27 , 919 , 9581 , 2892 , 90755 , 49444 , 868805 , 632984 , 6746268 , 5549937 , 78395276 , 36041537 , 964862965 , 404572321 , 7455551975 , 7084265238
n×2
1336099386
n×3
2004149079
n×4
2672198772
n×5
3340248465
n÷2
334024846.5
n÷3
222683231
n÷3
167012423.25
n÷5
133609938.6
n2
446290392317394249
n3
2.9814415957648E+26
n4
1.9917511427481E+35
n5
1.3305887394453E+44
2 √n
25846.65728871
3 √n
874.18413987275
4 √n
160.76895623443
5 √n
58.205195696617
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
-668049692
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 668049693 can be divided by 8 positive divisors.
The sum of these divisors (counting 668049693) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110100011010000100011101
3
Ternary
1201120001102220020
4
Quaternary
213310122010131
5
Quinary
2332010042233
6
Senary
150142342353
8
Octal
4764320435
10
Decimal
668049693
12
Duodecimal
16788a9b9
16
Hexadecimal
27d1a11d
20
Vigesimal
a8f644d
36
Base36
b1qmfx
md5
225901035af110c6eaf9fd7f23b53150
sha1
f787216d81cc2a1dbae9304fb2a09ab4c8838934
sha256
7307bc7ab0f9475dbecd6edc668bb1958371bc075f2f4a8baf0e661ad646888e
sha512
75690ee0e42e6f69871e0eae5a304052bb657bc42096b015fb914000983e4e03398198eed16cc4715155cf1148fc30a9fb062a1d06aee8e8cbfabc426ad71530
ripemd-160
99c033ca925dbc85ba5ab7bcef65415ef0fd8625
Diameter
1336099386
Circumference
4197480015.5234
Area
1.402062617872E+18
Volume
1.2488633352482E+27
Surface area
5.6082504714881E+18
Circumference
4197480015.5234
Perimeter
2672198772
Area
446290392317394249
Diagonal
944764936.17978
Surface area
2677742353904365494
Volume
2.9814415957648E+26
Space diagonal
1157096010.2568
Perimeter
2004149079
Area
1.9324940860589E+17
Altitude
578548005.1284
Surface area
1.9324940860589E+17
Volume
3.5136626167949E+25
Height
314921645.39326