68618 is an even 5-digits composite number following 68617
and preceding 68619 . In scientific notation, it is written as 6.8618 × 10^4.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 31180 positive integers (up to 68618) that are relatively prime to 68618.
68618 has 8 divisors, whose sum is 112320
The reverse of 68618 is 81686
Previous prime number is 11
Is Prime? no
Number parity even
Number length 5
Sum of Digits 29
Digital Root 2
Name
sixty-eight thousand six hundred eighteen
Scientific notation
6.8618 × 10^4
Engineering notation
6.8618 × 10^3
Prime Factorization
2 × 11 × 3119
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68618
Product of the distinct prime numbers
The prime factorization of 68618 is 2 × 11 × 3119.
Since it has a total of 3 prime factors.
3 , 6 , 61 , 63 , 32 , 556 , 1660 , 1375 , 99502 , 20983 , 66158 , 261332 , 2234232 , 6181846 , 17507900 , 88404215 , 786142215 , 471981572 , 3651843208 , 1965697435
n×2
137236
n×3
205854
n×4
274472
n×5
343090
n÷2
34309
n÷3
22872.666666667
n÷3
17154.5
n÷5
13723.6
n2
4708429924
n3
323083044525032
n4
2.2169312349219E+19
n5
1.5212138747787E+24
2 √n
261.95037698007
3 √n
40.939828451752
4 √n
16.184881123446
5 √n
9.2744381885258
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
-68617
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 68618 can be divided by 8 positive divisors.
The sum of these divisors (counting 68618) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000110000001010
3
Ternary
10111010102
4
Quaternary
100300022
5
Quinary
4143433
6
Senary
1245402
8
Octal
206012
10
Decimal
68618
12
Duodecimal
33862
16
Hexadecimal
10c0a
20
Vigesimal
8bai
36
Base36
1gy2
md5
6552b32dea82b16326bbc34931dae2f4
sha1
c1f7d9dd7c7755eee5ead1dfb03a7404ce058046
sha256
82f700f56edf78aa80cae4b54fe6cd3dd8888d46c1b47637a977c43f38fc4ce7
sha512
59892f047224da5761e34b9a96ae00887dadddb124907c4e1fb388d4ddc2eae3f391f4643452a6a8a84abf5f81000015878b78a3339a0487914cd8d41d039eb3
ripemd-160
5e303801f4a649146523e491e03059806172b757
Diameter
137236
Circumference
431139.60940805
Area
14791968859.181
Volume
1.353327092239E+15
Surface area
59167875436.723
Circumference
431139.60940805
Perimeter
274472
Area
4708429924
Diagonal
97040.506222917
Surface area
28250579544
Volume
323083044525032
Space diagonal
118849.86231376
Perimeter
205854
Area
2038809963.0614
Altitude
59424.931156881
Surface area
2038809963.0614
Volume
38075701945008
Height
32346.835407639