68809783 is an odd 8-digits composite number following 68809782
and preceding 68809784 . In scientific notation, it is written as 6.8809783 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 58979808 positive integers (up to 68809783) that are relatively prime to 68809783.
68809783 has 4 divisors, whose sum is 78639760
The reverse of 68809783 is 38790886
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-eight million eight hundred nine thousand seven hundred eighty-three
Scientific notation
6.8809783 × 10^7
Engineering notation
6.8809783 × 10^6
Prime Factorization
7 × 9829969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68809783
Product of the distinct prime numbers
The prime factorization of 68809783 is 7 × 9829969.
Since it has a total of 2 prime factors.
5 , 2 , 39 , 10 , 270 , 725 , 218 , 769 , 50038 , 64461 , 612284 , 607008 , 2082990 , 828975 , 43678327 , 54211335 , 415394174 , 265901503 , 2192257717 , 584648398
n×2
137619566
n×3
206429349
n×4
275239132
n×5
344048915
n÷2
34404891.5
n÷3
22936594.333333
n÷3
17202445.75
n÷5
13761956.6
n2
4734786236507089
n3
3.2579961348544E+23
n4
2.2418200705417E+31
n5
1.5425915257902E+39
2 √n
8295.1662430599
3 √n
409.77934388881
4 √n
91.077803240196
5 √n
36.94281946966
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
-68809782
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 68809783 can be divided by 4 positive divisors.
The sum of these divisors (counting 68809783) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110011111010000110111
3
Ternary
11210110220021111
4
Quaternary
10012133100313
5
Quinary
120103403113
6
Senary
10454455451
8
Octal
406372067
10
Decimal
68809783
12
Duodecimal
1b064587
16
Hexadecimal
419f437
20
Vigesimal
11a1493
36
Base36
14ytyv
md5
cc2558b1cab447b768cbf674f0084893
sha1
208079cdec8097f045b955bdc0ab3e513022f7e6
sha256
ec330ccd1cab92dd2d4bbe4e937fcaa54f67dc626e844bc4168be2a4df1f30b0
sha512
a82c978f82789562afce96db6c3c18c985c7615381168173bcd5a4cf925f421db19cbb5a9004d86e508865da97315c125a6d8a2276f67c2d17217126a0a30122
ripemd-160
a9c984e657b50227ad305541e09208952bf7d5d5
Diameter
137619566
Circumference
432344617.53582
Area
1.4874769656929E+16
Volume
1.364706229691E+24
Surface area
5.9499078627715E+16
Circumference
432344617.53582
Perimeter
275239132
Area
4734786236507089
Diagonal
97311728.34255
Surface area
28408717419042534
Volume
3.2579961348544E+23
Space diagonal
119182040.21379
Perimeter
206429349
Area
2.050222581152E+15
Altitude
59591020.106895
Surface area
2.050222581152E+15
Volume
3.8395852667252E+22
Height
32437242.78085