68182018 is an even 8-digits composite number following 68182017
and preceding 68182019 . In scientific notation, it is written as 6.8182018 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 33532080 positive integers (up to 68182018) that are relatively prime to 68182018.
68182018 has 8 divisors, whose sum is 103949820
The reverse of 68182018 is 81028186
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million one hundred eighty-two thousand eighteen
Scientific notation
6.8182018 × 10^7
Engineering notation
6.8182018 × 10^6
Prime Factorization
2 × 61 × 558869
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68182018
Product of the distinct prime numbers
The prime factorization of 68182018 is 2 × 61 × 558869.
Since it has a total of 3 prime factors.
9 , 10 , 91 , 71 , 473 , 94 , 7293 , 1726 , 29389 , 4643 , 491036 , 136673 , 4616595 , 808735 , 61421921 , 32479832 , 480610262 , 369988683 , 471382339 , 5482462954
n×2
136364036
n×3
204546054
n×4
272728072
n×5
340910090
n÷2
34091009
n÷3
22727339.333333
n÷3
17045504.5
n÷5
13636403.6
n2
4648787578552324
n3
3.1696371835903E+23
n4
2.1611225950502E+31
n5
1.4734969967592E+39
2 √n
8257.2403380306
3 √n
408.52936940864
4 √n
90.869358631117
5 √n
36.875164824676
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
-68182017
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 68182018 can be divided by 8 positive divisors.
The sum of these divisors (counting 68182018) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100000110000000000010
3
Ternary
11202022000010221
4
Quaternary
10010012000002
5
Quinary
114423311033
6
Senary
10433213254
8
Octal
404060002
10
Decimal
68182018
12
Duodecimal
1aa0122a
16
Hexadecimal
4106002
20
Vigesimal
1162f0i
36
Base36
14ldky
md5
08f07ede14acd2aed79aa77827327553
sha1
d6cb39c167f1cb8fcd56e1914f9acd9a4d3404c1
sha256
c090a40e1664e774771e00e25e8af274ad515619cdfd6e13845cd90875c823c9
sha512
0da265ef673191f4d7215d0ace6285101daff3019472ea1bd8c357c5d4b0f5560fcdca9813e6e85fc4bb423f89c319c8d58e891dfb8ae8d863a8a9f1ddb9fd20
ripemd-160
1c96d5801c5cb6b20e12a386e4631e57a327d8c7
Diameter
136364036
Circumference
428400253.71145
Area
1.4604596904879E+16
Volume
1.327694518735E+24
Surface area
5.8418387619518E+16
Circumference
428400253.71145
Perimeter
272728072
Area
4648787578552324
Diagonal
96423934.565566
Surface area
27892725471313944
Volume
3.1696371835903E+23
Space diagonal
118094719.33858
Perimeter
204546054
Area
2.0129840699119E+15
Altitude
59047359.669288
Surface area
2.0129840699119E+15
Volume
3.7354532440296E+22
Height
32141311.521855