68090947 is an odd 8-digits composite number following 68090946
and preceding 68090948 . In scientific notation, it is written as 6.8090947 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 67895496 positive integers (up to 68090947) that are relatively prime to 68090947.
68090947 has 4 divisors, whose sum is 68286400
The reverse of 68090947 is 74909086
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million ninety thousand nine hundred forty-seven
Scientific notation
6.8090947 × 10^7
Engineering notation
6.8090947 × 10^6
Prime Factorization
349 × 195103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68090947
Product of the distinct prime numbers
The prime factorization of 68090947 is 349 × 195103.
Since it has a total of 2 prime factors.
8 , 4 , 27 , 70 , 748 , 851 , 103 , 455 , 34997 , 30732 , 214336 , 773080 , 9194146 , 1373892 , 46191667 , 85761223 , 119688416 , 940479553 , 33851182 , 6065554945
n×2
136181894
n×3
204272841
n×4
272363788
n×5
340454735
n÷2
34045473.5
n÷3
22696982.333333
n÷3
17022736.75
n÷5
13618189.4
n2
4636377063356809
n3
3.1569530489304E+23
n4
2.1495992273621E+31
n5
1.4636824706155E+39
2 √n
8251.7238804992
3 √n
408.34739691486
4 √n
90.838999777073
5 √n
36.865308695658
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68090946
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68090947 can be divided by 4 positive divisors.
The sum of these divisors (counting 68090947) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000011101111110001000011
3
Ternary
11202010101012221
4
Quaternary
10003233301003
5
Quinary
114412402242
6
Senary
10431231511
8
Octal
403576103
10
Decimal
68090947
12
Duodecimal
1a978597
16
Hexadecimal
40efc43
20
Vigesimal
115b777
36
Base36
14jfb7
md5
0f64da16ab48836c2e49a840dea450cc
sha1
a7666b07c4c9c5863e4e84c59b4870c4b3055e3d
sha256
48b5b623a2ae2f15aebf4ef3c5f96e499bd0334225bcd2ffa0a80de723d364e6
sha512
953cb876a7d70935642e0f797cdd614c0076b8d4aeb9bb8ccfe1d12294a13ab01d2926dbb2302c87886c2f2ce69ec243f29974470d60926d11105347bc942bf0
ripemd-160
2d10fda01c87b851c549ffb8eb12602bdc6313f7
Diameter
136181894
Circumference
427828037.74234
Area
1.4565608121514E+16
Volume
1.322381400833E+24
Surface area
5.8262432486056E+16
Circumference
427828037.74234
Perimeter
272363788
Area
4636377063356809
Diagonal
96295140.722228
Surface area
27818262380140854
Volume
3.1569530489304E+23
Space diagonal
117936979.73948
Perimeter
204272841
Area
2.0076101591952E+15
Altitude
58968489.86974
Surface area
2.0076101591952E+15
Volume
3.7205048479771E+22
Height
32098380.240743