68090942 is an even 8-digits composite number following 68090941
and preceding 68090943 . In scientific notation, it is written as 6.8090942 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 32879520 positive integers (up to 68090942) that are relatively prime to 68090942.
68090942 has 16 divisors, whose sum is 105648000
The reverse of 68090942 is 24909086
Previous prime number is 1549
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million ninety thousand nine hundred forty-two
Scientific notation
6.8090942 × 10^7
Engineering notation
6.8090942 × 10^6
Prime Factorization
2 × 31 × 1549 × 709
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68090942
Product of the distinct prime numbers
The prime factorization of 68090942 is 2 × 31 × 1549 × 709.
Since it has a total of 4 prime factors.
8 , 9 , 39 , 29 , 418 , 466 , 4214 , 9497 , 95675 , 47026 , 845218 , 186298 , 215720 , 421751 , 60553572 , 11239457 , 649239262 , 313744883 , 1327242368 , 7822315195
n×2
136181884
n×3
204272826
n×4
272363768
n×5
340454710
n÷2
34045471
n÷3
22696980.666667
n÷3
17022735.5
n÷5
13618188.4
n2
4636376382447364
n3
3.1569523534739E+23
n4
2.1495985959716E+31
n5
1.4636819332158E+39
2 √n
8251.7235775322
3 √n
408.34738691971
4 √n
90.838998109469
5 √n
36.865308154245
1 , 2 , 31 , 62 , 709 , 1418 , 1549 , 3098 , 21979 , 43958 , 48019 , 96038 , 1098241 , 2196482 , 34045471 , 68090942
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
-68090941
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 68090942 can be divided by 16 positive divisors.
The sum of these divisors (counting 68090942) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000011101111110000111110
3
Ternary
11202010101012202
4
Quaternary
10003233300332
5
Quinary
114412402232
6
Senary
10431231502
8
Octal
403576076
10
Decimal
68090942
12
Duodecimal
1a978592
16
Hexadecimal
40efc3e
20
Vigesimal
115b772
36
Base36
14jfb2
md5
c5982fe4f25b14e3c9ccea1c4e81cb08
sha1
3199c7482ad7863d9e5d730f929db034820f78d1
sha256
24de4efca7c83e4334af3268de50868979f3725851cd18d0b7f18d757ac340e0
sha512
453c1dfb105fec2c21d6aa0199ce41d14a51a2ce2aad2fde33a64be827ea84b3b1183cd1b62657ac8363f7b920bdfbc9ec3c8170c8afd4c3817620387c33eb61
ripemd-160
46da68fd0ff59452ccc3f0bf05f8202093ac0dd5
Diameter
136181884
Circumference
427828006.32642
Area
1.4565605982374E+16
Volume
1.3223811095209E+24
Surface area
5.8262423929495E+16
Circumference
427828006.32642
Perimeter
272363768
Area
4636376382447364
Diagonal
96295133.65116
Surface area
27818258294684184
Volume
3.1569523534739E+23
Space diagonal
117936971.07923
Perimeter
204272826
Area
2.0076098643528E+15
Altitude
58968485.539613
Surface area
2.0076098643528E+15
Volume
3.7205040283737E+22
Height
32098377.88372