68691372 is an even 8-digits composite number following 68691371
and preceding 68691373 . In scientific notation, it is written as 6.8691372 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 22107456 positive integers (up to 68691372) that are relatively prime to 68691372.
68691372 has 24 divisors, whose sum is 165807600
The reverse of 68691372 is 27319686
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million six hundred ninety-one thousand three hundred seventy-two
Scientific notation
6.8691372 × 10^7
Engineering notation
6.8691372 × 10^6
Prime Factorization
2 × 2 × 3 × 29 × 197389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34345686
Product of the distinct prime numbers
The prime factorization of 68691372 is 2 × 2 × 3 × 29 × 197389.
Since it has a total of 5 prime factors.
5 , 8 , 98 , 46 , 644 , 358 , 880 , 4686 , 5822 , 54251 , 655782 , 259595 , 2666848 , 8342457 , 54297930 , 84079330 , 34361487 , 312944252 , 7325695890 , 2571244433
n×2
137382744
n×3
206074116
n×4
274765488
n×5
343456860
n÷2
34345686
n÷3
22897124
n÷3
17172843
n÷5
13738274.4
n2
4718504587242384
n3
3.2412055388597E+23
n4
2.2264285539827E+31
n5
1.5293643203305E+39
2 √n
8288.0258204231
3 √n
409.54415329243
4 √n
91.03859522435
5 √n
36.930096132339
1 , 2 , 3 , 4 , 6 , 12 , 29 , 58 , 87 , 116 , 174 , 348 , 197389 , 394778 , 592167 , 789556 , 1184334 , 2368668 , 5724281 , 11448562 , 17172843 , 22897124 , 34345686 , 68691372
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
-68691371
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 68691372 can be divided by 24 positive divisors.
The sum of these divisors (counting 68691372) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100000110000010010110101100
3
Ternary
11210020212211220
4
Quaternary
10012002112230
5
Quinary
120041110442
6
Senary
10452143340
8
Octal
406022654
10
Decimal
68691372
12
Duodecimal
1b007b50
16
Hexadecimal
41825ac
20
Vigesimal
119688c
36
Base36
14walo
md5
6b135c50cc72df4c69becb6946714674
sha1
a82f9a3fd1cfdf7b856fd56808ade44a0b6923da
sha256
c800f158d0ba9c1da74f9a2be72d620b5390cea8ce9fb2c525c592d246590b51
sha512
b5458db1bcb812e0976f843507a660e5ea381234ebf5a5c3452edabb6e1c8ac3490098326830abe88f74927d4b2517cc58bdabe324a2f384baedff4fdbd4b498
ripemd-160
64d3bb7d7fe0d0297bf98e6c7838cb968cdebbcd
Diameter
137382744
Circumference
431600619.28041
Area
1.482361934721E+16
Volume
1.3576730012875E+24
Surface area
5.9294477388842E+16
Circumference
431600619.28041
Perimeter
274765488
Area
4718504587242384
Diagonal
97144269.900415
Surface area
28311027523454304
Volume
3.2412055388597E+23
Space diagonal
118976946.34561
Perimeter
206074116
Area
2.0431724202127E+15
Altitude
59488473.172807
Surface area
2.0431724202127E+15
Volume
3.8197973595785E+22
Height
32381423.300138