68664394 is an even 8-digits composite number following 68664393
and preceding 68664395 . In scientific notation, it is written as 6.8664394 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 32266944 positive integers (up to 68664394) that are relatively prime to 68664394.
68664394 has 16 divisors, whose sum is 109209600
The reverse of 68664394 is 49346686
Previous prime number is 1579
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-eight million six hundred sixty-four thousand three hundred ninety-four
Scientific notation
6.8664394 × 10^7
Engineering notation
6.8664394 × 10^6
Prime Factorization
2 × 17 × 1579 × 1279
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68664394
Product of the distinct prime numbers
The prime factorization of 68664394 is 2 × 17 × 1579 × 1279.
Since it has a total of 4 prime factors.
2 , 3 , 44 , 96 , 999 , 408 , 5091 , 5628 , 17818 , 56648 , 675132 , 890147 , 6697575 , 1558460 , 66119089 , 57249920 , 346805751 , 593584968 , 511243917 , 2063341283
n×2
137328788
n×3
205993182
n×4
274657576
n×5
343321970
n÷2
34332197
n÷3
22888131.333333
n÷3
17166098.5
n÷5
13732878.8
n2
4714799003387236
n3
3.2373881639939E+23
n4
2.2229329642341E+31
n5
1.5263634489176E+39
2 √n
8286.3981318785
3 √n
409.49053118245
4 √n
91.029655233218
5 √n
36.927194875145
1 , 2 , 17 , 34 , 1279 , 1579 , 2558 , 3158 , 21743 , 26843 , 43486 , 53686 , 2019541 , 4039082 , 34332197 , 68664394
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68664393
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68664394 can be divided by 16 positive divisors.
The sum of these divisors (counting 68664394) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000101111011110001001010
3
Ternary
11210012111211201
4
Quaternary
10011323301022
5
Quinary
120034230034
6
Senary
10451414414
8
Octal
405736112
10
Decimal
68664394
12
Duodecimal
1abb440a
16
Hexadecimal
417bc4a
20
Vigesimal
11930je
36
Base36
14vpsa
md5
6b886691b5b5625a34a897fa790ed357
sha1
874c2c885f31b473bd54ed3cb0cb255edb2a44d1
sha256
fac47d450fd122773f61a6e0b38cb1d12015da57d89e1e87f394008b090ceff7
sha512
6f5ddf143166b188a0f42f5f73e686f09f0614c4c7ed2dfe70143ed89a870d0b44391133cb8a5247efa28b60e0775f0a75d28c514ba20b71cb978f0c937114a4
ripemd-160
a1f1745832aeb268bcb9dd07e9e5b8bec80efeba
Diameter
137328788
Circumference
431431111.50719
Area
1.4811977912194E+16
Volume
1.3560739830429E+24
Surface area
5.9247911648775E+16
Circumference
431431111.50719
Perimeter
274657576
Area
4714799003387236
Diagonal
97106117.24693
Surface area
28288794020323416
Volume
3.2373881639939E+23
Space diagonal
118930219.07893
Perimeter
205993182
Area
2.0415678553354E+15
Altitude
59465109.539464
Surface area
2.0415678553354E+15
Volume
3.8152985401552E+22
Height
32368705.748977