68561331 is an odd 8-digits composite number following 68561330
and preceding 68561332 . In scientific notation, it is written as 6.8561331 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 45347400 positive integers (up to 68561331) that are relatively prime to 68561331.
68561331 has 8 divisors, whose sum is 92135424
The reverse of 68561331 is 13316586
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-eight million five hundred sixty-one thousand three hundred thirty-one
Scientific notation
6.8561331 × 10^7
Engineering notation
6.8561331 × 10^6
Prime Factorization
3 × 127 × 179951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68561331
Product of the distinct prime numbers
The prime factorization of 68561331 is 3 × 127 × 179951.
Since it has a total of 3 prime factors.
9 , 9 , 48 , 92 , 552 , 405 , 8387 , 2751 , 42298 , 86103 , 433483 , 891385 , 1963514 , 5275724 , 34196956 , 96116596 , 153272971 , 780412802 , 8155752875 , 8958209815
n×2
137122662
n×3
205683993
n×4
274245324
n×5
342806655
n÷2
34280665.5
n÷3
22853777
n÷3
17140332.75
n÷5
13712266.2
n2
4700656108491561
n3
3.2228323937146E+23
n4
2.2096167850299E+31
n5
1.5149426778159E+39
2 √n
8280.176990862
3 √n
409.28555131323
4 √n
90.995477859408
5 √n
36.916102912361
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
-68561330
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 68561331 can be divided by 8 positive divisors.
The sum of these divisors (counting 68561331) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101100010100110110011
3
Ternary
11210000021110120
4
Quaternary
10011202212303
5
Quinary
120022430311
6
Senary
10445301323
8
Octal
405424663
10
Decimal
68561331
12
Duodecimal
1ab64843
16
Hexadecimal
41629b3
20
Vigesimal
118a36b
36
Base36
14ti9f
md5
d335e6a9e14f7b383d34d62c004c9fea
sha1
407fba1e98f7716a7607e1551c2ff0141f3e3703
sha256
f95046d2209a127b6f92d362e7d7cd21a6471077d9c45dab8ca8334f0adf8d02
sha512
6ade4f3441daa0a664271a33528d9c11d758b6f88a8b885d56f16f9648e0dcd489ae273d3ecc3a301c8f161702dfd91924cb1f4125414a2e1a4721f3a7491c47
ripemd-160
b0b0655af16c9ef5b7356a556d52aaf6635e2708
Diameter
137122662
Circumference
430783547.57988
Area
1.4767546697489E+16
Volume
1.349976876246E+24
Surface area
5.9070186789956E+16
Circumference
430783547.57988
Perimeter
274245324
Area
4700656108491561
Diagonal
96960364.154551
Surface area
28203936650949366
Volume
3.2228323937146E+23
Space diagonal
118751708.72655
Perimeter
205683993
Area
2.0354438022041E+15
Altitude
59375854.363274
Surface area
2.0354438022041E+15
Volume
3.7981444003721E+22
Height
32320121.38485