68871009 is an odd 8-digits composite number following 68871008
and preceding 68871010 . In scientific notation, it is written as 6.8871009 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 45047600 positive integers (up to 68871009) that are relatively prime to 68871009.
68871009 has 8 divisors, whose sum is 93560832
The reverse of 68871009 is 90017886
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-eight million eight hundred seventy-one thousand nine
Scientific notation
6.8871009 × 10^7
Engineering notation
6.8871009 × 10^6
Prime Factorization
3 × 53 × 433151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68871009
Product of the distinct prime numbers
The prime factorization of 68871009 is 3 × 53 × 433151.
Since it has a total of 3 prime factors.
3 , 2 , 46 , 22 , 962 , 486 , 3401 , 1425 , 30212 , 32580 , 149895 , 549854 , 9913100 , 8738358 , 38916320 , 29803198 , 639329537 , 487282967 , 7239173245 , 6165929023
n×2
137742018
n×3
206613027
n×4
275484036
n×5
344355045
n÷2
34435504.5
n÷3
22957003
n÷3
17217752.25
n÷5
13774201.8
n2
4743215880678081
n3
3.2667006360712E+23
n4
2.2498096890717E+31
n5
1.5494666334434E+39
2 √n
8298.8558850001
3 √n
409.90084653647
4 √n
91.098056428225
5 √n
36.949391373731
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
-68871008
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 68871009 can be divided by 8 positive divisors.
The sum of these divisors (counting 68871009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110101110001101100001
3
Ternary
11210121000021010
4
Quaternary
10012232031201
5
Quinary
120112333014
6
Senary
10500051133
8
Octal
406561541
10
Decimal
68871009
12
Duodecimal
1b093aa9
16
Hexadecimal
41ae361
20
Vigesimal
11a8ha9
36
Base36
15057l
md5
628407da4d003d78b9d5120f0a2184aa
sha1
83330ee9ac43c96f58aaf9e3d5fa94b31dca0161
sha256
5540f004f17155f1724c10cd0a7213a7160889c9da618e24a8630423efc436ff
sha512
8ee1dd7e23c4fadcf16dda401f2d85f9c2afce67aff4dac8439e1aeb5c9966e9ef33e1b5e08634bf17e56d2534853ab8a462d8d484ca46bd5269fc3dd46c5eb2
ripemd-160
516ad755d576fd800acd9dc48e13fa0dd26ac9bc
Diameter
137742018
Circumference
432729311.83943
Area
1.4901252165129E+16
Volume
1.3683523626345E+24
Surface area
5.9605008660515E+16
Circumference
432729311.83943
Perimeter
275484036
Area
4743215880678081
Diagonal
97398314.98212
Surface area
28459295284068486
Volume
3.2667006360712E+23
Space diagonal
119288086.75653
Perimeter
206613027
Area
2.0538727241505E+15
Altitude
59644043.378267
Surface area
2.0538727241505E+15
Volume
3.8498436197873E+22
Height
32466104.99404