68521543 is an odd 8-digits composite number following 68521542
and preceding 68521544 . In scientific notation, it is written as 6.8521543 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 61096320 positive integers (up to 68521543) that are relatively prime to 68521543.
68521543 has 8 divisors, whose sum is 76371120
The reverse of 68521543 is 34512586
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million five hundred twenty-one thousand five hundred forty-three
Scientific notation
6.8521543 × 10^7
Engineering notation
6.8521543 × 10^6
Prime Factorization
19 × 17 × 212141
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68521543
Product of the distinct prime numbers
The prime factorization of 68521543 is 19 × 17 × 212141.
Since it has a total of 3 prime factors.
5 , 2 , 58 , 65 , 455 , 512 , 5682 , 1702 , 2015 , 6645 , 917346 , 671009 , 9978073 , 2506563 , 12482730 , 35444537 , 758759453 , 907706548 , 4353092791 , 3955632178
n×2
137043086
n×3
205564629
n×4
274086172
n×5
342607715
n÷2
34260771.5
n÷3
22840514.333333
n÷3
17130385.75
n÷5
13704308.6
n2
4695201855100849
n3
3.2172247580797E+23
n4
2.2044920460142E+31
n5
1.5105519652412E+39
2 √n
8277.7740365391
3 √n
409.20636282396
4 √n
90.982273199448
5 √n
36.911817234244
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
-68521542
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 68521543 can be divided by 8 positive divisors.
The sum of these divisors (counting 68521543) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101011000111001000111
3
Ternary
11202221020212221
4
Quaternary
10011120321013
5
Quinary
120020142133
6
Senary
10444353211
8
Octal
405307107
10
Decimal
68521543
12
Duodecimal
1ab45807
16
Hexadecimal
4158e47
20
Vigesimal
11853h3
36
Base36
14snk7
md5
e77a1efbde098f6722b9130bad104e94
sha1
9277124c1a739869752897f5ce9a326fc25cb316
sha256
15d29b5628a02d5977fbd0b06343fc74e93437c744458e1fd503ee7445079bc2
sha512
7d31261cabb04e80a00311efeeeed6fa591dc22945eaa0d6c1020e8cc782e82277f83765cb581dc08f72caec5dfe325d9750a21de79cb356b6deec8fc7bc5b3e
ripemd-160
81d0c601a1a34d42b163d978f333af37b1f11916
Diameter
137043086
Circumference
430533552.20287
Area
1.4750411655106E+16
Volume
1.3476279553241E+24
Surface area
5.9001646620424E+16
Circumference
430533552.20287
Perimeter
274086172
Area
4695201855100849
Diagonal
96904095.425331
Surface area
28171211130605094
Volume
3.2172247580797E+23
Space diagonal
118682793.88902
Perimeter
205564629
Area
2.0330820412066E+15
Altitude
59341396.944508
Surface area
2.0330820412066E+15
Volume
3.791535738399E+22
Height
32301365.141777