68288081 is an odd 8-digits composite number following 68288080
and preceding 68288082 . In scientific notation, it is written as 6.8288081 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 65318528 positive integers (up to 68288081) that are relatively prime to 68288081.
68288081 has 6 divisors, whose sum is 71386770
The reverse of 68288081 is 18088286
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-eight million two hundred eighty-eight thousand eighty-one
Scientific notation
6.8288081 × 10^7
Engineering notation
6.8288081 × 10^6
Prime Factorization
23 × 23 × 129089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2969047
Product of the distinct prime numbers
The prime factorization of 68288081 is 23 × 23 × 129089.
Since it has a total of 3 prime factors.
8 , 3 , 69 , 23 , 683 , 294 , 1514 , 2118 , 6006 , 87263 , 764607 , 249607 , 9570283 , 6309409 , 50713035 , 18531839 , 682441349 , 69777175 , 4572927235 , 7614256277
n×2
136576162
n×3
204864243
n×4
273152324
n×5
341440405
n÷2
34144040.5
n÷3
22762693.666667
n÷3
17072020.25
n÷5
13657616.2
n2
4663262006662561
n3
3.184452136352E+23
n4
2.1746012542783E+31
n5
1.4849934659485E+39
2 √n
8263.6602664921
3 √n
408.74109386525
4 √n
90.904676813089
5 √n
36.886630191573
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68288080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68288081 can be divided by 6 positive divisors.
The sum of these divisors (counting 68288081) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100000100011111111001010001
3
Ternary
11202111101122012
4
Quaternary
10010133321101
5
Quinary
114440204311
6
Senary
10435352305
8
Octal
404377121
10
Decimal
68288081
12
Duodecimal
1aa52695
16
Hexadecimal
411fe51
20
Vigesimal
116g041
36
Base36
14nnf5
md5
49e33f9eb1f8f824acaa64b484cacf58
sha1
aa512e1fd2747b38943f0fc1cee234a05abf7857
sha256
446b035aeefc24005b88ebf7bc6b30a22edaac38120601959b2dad8b32d28173
sha512
18bf93f120d88375e7f8f7abaca1d2160f28cb4bac4de6cbcd665326cc8a90abdce1912c4ab3a9ef15d0c7cfd9489b286514e997f58b99d58aad09e7a3159a60
ripemd-160
13be9e68993c350d8f2eaa6789dc801f4f0120e0
Diameter
136576162
Circumference
429066667.19469
Area
1.4650069661895E+16
Volume
1.3339001916362E+24
Surface area
5.8600278647582E+16
Circumference
429066667.19469
Perimeter
273152324
Area
4663262006662561
Diagonal
96573930.298632
Surface area
27979572039975366
Volume
3.184452136352E+23
Space diagonal
118278425.84338
Perimeter
204864243
Area
2.0192516811363E+15
Altitude
59139212.921689
Surface area
2.0192516811363E+15
Volume
3.7529128332974E+22
Height
32191310.099544