68888943 is an odd 8-digits composite number following 68888942
and preceding 68888944 . In scientific notation, it is written as 6.8888943 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 45589920 positive integers (up to 68888943) that are relatively prime to 68888943.
68888943 has 8 divisors, whose sum is 77103360
The reverse of 68888943 is 34988886
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million eight hundred eighty-eight thousand nine hundred forty-three
Scientific notation
6.8888943 × 10^7
Engineering notation
6.8888943 × 10^6
Prime Factorization
9 × 137 × 55871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68888943
Product of the distinct prime numbers
The prime factorization of 68888943 is 9 × 137 × 55871.
Since it has a total of 3 prime factors.
3 , 4 , 97 , 69 , 827 , 801 , 8799 , 1062 , 11517 , 10058 , 577646 , 646370 , 5762628 , 6011866 , 70793510 , 90377009 , 268597221 , 86447813 , 6336293663 , 1557667164
n×2
137777886
n×3
206666829
n×4
275555772
n×5
344444715
n÷2
34444471.5
n÷3
22962981
n÷3
17222235.75
n÷5
13777788.6
n2
4745686467657249
n3
3.2692532456631E+23
n4
2.2521540049305E+31
n5
1.5514850887288E+39
2 √n
8299.936325057
3 √n
409.93642282079
4 √n
91.103986329123
5 √n
36.951315496475
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
-68888942
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 68888943 can be divided by 8 positive divisors.
The sum of these divisors (counting 68888943) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110110010100101101111
3
Ternary
11210121220212100
4
Quaternary
10012302211233
5
Quinary
120113421233
6
Senary
10500310143
8
Octal
406624557
10
Decimal
68888943
12
Duodecimal
1b0a2353
16
Hexadecimal
41b296f
20
Vigesimal
11ab273
36
Base36
150j1r
md5
770a31aa359a452afd22b2633167cf07
sha1
1d1c5497ab1342dcde2d2ec98700cf00558d9def
sha256
76a0c0861723273c22e6185fc94783e371305ca53907d716fef3b1e456cd2896
sha512
ae6e2a4116a6f1a992e2037b401c334c35086ff490ab066caea352db68c37a891dc1c743c36dfd6c8cf44630e20d3bcecade255016c29816ac783a7b1f12a4f6
ripemd-160
d1be2a69225f4822711599f242d6ebce5992dc3b
Diameter
137777886
Circumference
432841994.48473
Area
1.4909013743033E+16
Volume
1.36942159724E+24
Surface area
5.963605497213E+16
Circumference
432841994.48473
Perimeter
275555772
Area
4745686467657249
Diagonal
97423677.488147
Surface area
28474118805943494
Volume
3.2692532456631E+23
Space diagonal
119319149.35572
Perimeter
206666829
Area
2.0549425196936E+15
Altitude
59659574.677858
Surface area
2.0549425196936E+15
Volume
3.8528518990409E+22
Height
32474559.162716