68682018 is an even 8-digits composite number following 68682017
and preceding 68682019 . In scientific notation, it is written as 6.8682018 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 22505856 positive integers (up to 68682018) that are relatively prime to 68682018.
68682018 has 8 divisors, whose sum is 103605612
The reverse of 68682018 is 81028686
Previous prime number is 177
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-eight million six hundred eighty-two thousand eighteen
Scientific notation
6.8682018 × 10^7
Engineering notation
6.8682018 × 10^6
Prime Factorization
2 × 177 × 194017
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68682018
Product of the distinct prime numbers
The prime factorization of 68682018 is 2 × 177 × 194017.
Since it has a total of 3 prime factors.
9 , 7 , 2 , 24 , 822 , 38 , 5284 , 1731 , 46395 , 16717 , 297409 , 686136 , 1552594 , 3205694 , 36228262 , 2085385 , 947512256 , 445113939 , 6600728204 , 5972489327
n×2
137364036
n×3
206046054
n×4
274728072
n×5
343410090
n÷2
34341009
n÷3
22894006
n÷3
17170504.5
n÷5
13736403.6
n2
4717219596552324
n3
3.2398816124036E+23
n4
2.2252160722097E+31
n5
1.528323303254E+39
2 √n
8287.4614931232
3 √n
409.52556265142
4 √n
91.035495786661
5 √n
36.929090291498
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
-68682017
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 68682018 can be divided by 8 positive divisors.
The sum of these divisors (counting 68682018) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110000000000100100010
3
Ternary
11210020102000110
4
Quaternary
10012000010202
5
Quinary
120040311033
6
Senary
10452032150
8
Octal
406000442
10
Decimal
68682018
12
Duodecimal
1b002656
16
Hexadecimal
4180122
20
Vigesimal
119550i
36
Base36
14w3du
md5
c3c87ae07b3eba7b1e5329612575c740
sha1
240b3a853f105dcadb743084a461d9a5933983b4
sha256
1d8511921f667b73c9d2bb6edad9d5d53fef95bca66a7689ae154ba2258a7268
sha512
96d820524482291e04f67e7a600bfc91b2eef59155f456f534f24a1f5e5ec48952f2d551c5b63c742ea5fb97af1dfdb44032e10d9f61f618709c8a485cf9270b
ripemd-160
6f8ea7e959b79bec852ce52475cd2e6bb4e40ff2
Diameter
137364036
Circumference
431541846.36504
Area
1.4819582429899E+16
Volume
1.3571184362704E+24
Surface area
5.9278329719594E+16
Circumference
431541846.36504
Perimeter
274728072
Area
4717219596552324
Diagonal
97131041.346753
Surface area
28303317579313944
Volume
3.2398816124036E+23
Space diagonal
118960744.74236
Perimeter
206046054
Area
2.042616002922E+15
Altitude
59480372.37118
Surface area
2.042616002922E+15
Volume
3.818237097287E+22
Height
32377013.782251