68635618 is an even 8-digits composite number following 68635617
and preceding 68635619 . In scientific notation, it is written as 6.8635618 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 34317808 positive integers (up to 68635618) that are relatively prime to 68635618.
68635618 has 4 divisors, whose sum is 102953430
The reverse of 68635618 is 81653686
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million six hundred thirty-five thousand six hundred eighteen
Scientific notation
6.8635618 × 10^7
Engineering notation
6.8635618 × 10^6
Prime Factorization
2 × 34317809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68635618
Product of the distinct prime numbers
The prime factorization of 68635618 is 2 × 34317809.
Since it has a total of 2 prime factors.
9 , 9 , 75 , 24 , 191 , 834 , 1436 , 1366 , 17379 , 50623 , 34554 , 811611 , 6590390 , 5111230 , 39326185 , 49376711 , 4909026 , 742855714 , 2500162758 , 2882657821
n×2
137271236
n×3
205906854
n×4
274542472
n×5
343178090
n÷2
34317809
n÷3
22878539.333333
n÷3
17158904.5
n÷5
13727123.6
n2
4710848058241924
n3
3.2333196778153E+23
n4
2.2192089427842E+31
n5
1.5231677725912E+39
2 √n
8284.6616104703
3 √n
409.43331984236
4 √n
91.020116515363
5 √n
36.924099252881
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
-68635617
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 68635618 can be divided by 4 positive divisors.
The sum of these divisors (counting 68635618) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101110100101111100010
3
Ternary
11210011001100221
4
Quaternary
10011310233202
5
Quinary
120032314433
6
Senary
10451033254
8
Octal
405645742
10
Decimal
68635618
12
Duodecimal
1ab9b82a
16
Hexadecimal
4174be2
20
Vigesimal
118j90i
36
Base36
14v3ky
md5
cccfb017509d58c52b43d54246c44e61
sha1
717d94a18c7b19ac58a234a443f8fea0726eea50
sha256
cd4161c3819f20daac464a29c6474c25485d001b49e224fc6481818a2cfef599
sha512
61fa1974b050c47751124a2ad8929e295fed2a832728b7c6e1dfb5a882283f72f4d08cfb6e157a5a98c2689d01249a12af65ea381300a7d9d76a5c17b54d25ca
ripemd-160
4e35f6750245dffd634e41031082ec0eae906044
Diameter
137271236
Circumference
431250306.56679
Area
1.4799565651951E+16
Volume
1.3543697795376E+24
Surface area
5.9198262607802E+16
Circumference
431250306.56679
Perimeter
274542472
Area
4710848058241924
Diagonal
97065421.837459
Surface area
28265088349451544
Volume
3.2333196778153E+23
Space diagonal
118880377.58489
Perimeter
205906854
Area
2.0398570459031E+15
Altitude
59440188.792444
Surface area
2.0398570459031E+15
Volume
3.8105037832119E+22
Height
32355140.612486