68758431 is an odd 8-digits composite number following 68758430
and preceding 68758432 . In scientific notation, it is written as 6.8758431 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 37581984 positive integers (up to 68758431) that are relatively prime to 68758431.
68758431 has 8 divisors, whose sum is 75165024
The reverse of 68758431 is 13485786
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million seven hundred fifty-eight thousand four hundred thirty-one
Scientific notation
6.8758431 × 10^7
Engineering notation
6.8758431 × 10^6
Prime Factorization
21 × 23 × 142357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68758431
Product of the distinct prime numbers
The prime factorization of 68758431 is 21 × 23 × 142357.
Since it has a total of 3 prime factors.
10 , 4 , 28 , 18 , 146 , 898 , 5619 , 6500 , 91823 , 65985 , 169451 , 55960 , 6459018 , 6572382 , 15879995 , 51792788 , 556940105 , 393675532 , 800316588 , 3066561610
n×2
137516862
n×3
206275293
n×4
275033724
n×5
343792155
n÷2
34379215.5
n÷3
22919477
n÷3
17189607.75
n÷5
13751686.2
n2
4727721833581761
n3
3.2507073548153E+23
n4
2.2351353735726E+31
n5
1.5368440135945E+39
2 √n
8292.0703687318
3 √n
409.67738054949
4 √n
91.060805886681
5 √n
36.937303817243
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
-68758430
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 68758431 can be divided by 8 positive divisors.
The sum of these divisors (counting 68758431) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110010010101110011111
3
Ternary
11210101021211120
4
Quaternary
10012102232133
5
Quinary
120100232211
6
Senary
10453422023
8
Octal
406225637
10
Decimal
68758431
12
Duodecimal
1b03a913
16
Hexadecimal
4192b9f
20
Vigesimal
119eg1b
36
Base36
14xqcf
md5
d32f8bfd8e5d1e068c3dcfed2246e1b6
sha1
a1c04a4a762a976e7b727617dfb03c21d852059d
sha256
2fa06e290b6e3dabb0dc00deabd62bc0677c96bee0053b88facd399cb3b962b8
sha512
b0683fe04d01f5bc946a9777c434492cb444a86224ad204108720ff42255f4a9f7260cff4eca86c4b7c2d21501ec5ceec884dda98b540a32330ac97ae67cad45
ripemd-160
e829ee6753d277ea038f5b7e7bd906383f723dab
Diameter
137516862
Circumference
432021963.40392
Area
1.4852576180597E+16
Volume
1.3616531126477E+24
Surface area
5.9410304722386E+16
Circumference
432021963.40392
Perimeter
275033724
Area
4727721833581761
Diagonal
97239105.647695
Surface area
28366331001490566
Volume
3.2507073548153E+23
Space diagonal
119093095.94072
Perimeter
206275293
Area
2.0471636049541E+15
Altitude
59546547.970359
Surface area
2.0471636049541E+15
Volume
3.8309953570714E+22
Height
32413035.215898