68001805 is an odd 8-digits composite number following 68001804
and preceding 68001806 . In scientific notation, it is written as 6.8001805 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 54352896 positive integers (up to 68001805) that are relatively prime to 68001805.
68001805 has 8 divisors, whose sum is 81675000
The reverse of 68001805 is 50810086
Previous prime number is 10889
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixty-eight million one thousand eight hundred five
Scientific notation
6.8001805 × 10^7
Engineering notation
6.8001805 × 10^6
Prime Factorization
5 × 10889 × 1249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68001805
Product of the distinct prime numbers
The prime factorization of 68001805 is 5 × 10889 × 1249.
Since it has a total of 3 prime factors.
6 , 8 , 21 , 23 , 450 , 280 , 5757 , 9747 , 47176 , 38929 , 686175 , 713487 , 3535632 , 5838249 , 60210416 , 34556417 , 880864077 , 290768669 , 3602623526 , 5793104182
n×2
136003610
n×3
204005415
n×4
272007220
n×5
340009025
n÷2
34000902.5
n÷3
22667268.333333
n÷3
17000451.25
n÷5
13600361
n2
4624245483258025
n3
3.1445703962464E+23
n4
2.1383646289432E+31
n5
1.4541265451629E+39
2 √n
8246.3206947099
3 √n
408.16912162422
4 √n
90.809254455203
5 √n
36.85565111345
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
-68001804
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 68001805 can be divided by 8 positive divisors.
The sum of these divisors (counting 68001805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011011010000000001101
3
Ternary
11201221211221101
4
Quaternary
10003122000031
5
Quinary
114402024210
6
Senary
10425303101
8
Octal
403320015
10
Decimal
68001805
12
Duodecimal
1a934a91
16
Hexadecimal
40da00d
20
Vigesimal
11504a5
36
Base36
14hij1
md5
e7be34a111fa0189f25857f88778917f
sha1
dfcc9b3aed096f640908dcb1a9c9ffc8c23e29b2
sha256
37173afd55170dc2d7805048a5d0f13fd0e9aea881d2222373c24f5bc594b16c
sha512
73c61ef9f5c9fde2c1d0d595146f0dd6ef01d8dd530a62b6a473e2b36a8368c7d29e819198818897d50e8eaf10be36f3be6b30f3c227b425b79e1015d5411ab6
ripemd-160
58054c9640772ec518fc5be7eb7a82e29d4fd477
Diameter
136003610
Circumference
427267942.03769
Area
1.4527495638599E+16
Volume
1.3171945674058E+24
Surface area
5.8109982554397E+16
Circumference
427267942.03769
Perimeter
272007220
Area
4624245483258025
Diagonal
96169074.896851
Surface area
27745472899548150
Volume
3.1445703962464E+23
Space diagonal
117782581.26639
Perimeter
204005415
Area
2.0023570309184E+15
Altitude
58891290.633196
Surface area
2.0023570309184E+15
Volume
3.7059117518405E+22
Height
32056358.29895