68759721 is an odd 8-digits composite number following 68759720
and preceding 68759722 . In scientific notation, it is written as 6.8759721 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 45062520 positive integers (up to 68759721) that are relatively prime to 68759721.
68759721 has 8 divisors, whose sum is 77695200
The reverse of 68759721 is 12795786
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-eight million seven hundred fifty-nine thousand seven hundred twenty-one
Scientific notation
6.8759721 × 10^7
Engineering notation
6.8759721 × 10^6
Prime Factorization
9 × 59 × 129491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68759721
Product of the distinct prime numbers
The prime factorization of 68759721 is 9 × 59 × 129491.
Since it has a total of 3 prime factors.
8 , 7 , 15 , 15 , 735 , 81 , 2998 , 673 , 91102 , 69621 , 18908 , 271627 , 2143304 , 4106847 , 7651611 , 68782541 , 937837342 , 551493308 , 4740331821 , 971085585
n×2
137519442
n×3
206279163
n×4
275038884
n×5
343798605
n÷2
34379860.5
n÷3
22919907
n÷3
17189930.25
n÷5
13751944.2
n2
4727899231997841
n3
3.2508903210829E+23
n4
2.2353031147926E+31
n5
1.5369881852357E+39
2 √n
8292.1481535245
3 √n
409.67994256508
4 √n
91.061232989261
5 √n
36.937442414833
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
-68759720
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 68759721 can be divided by 8 positive divisors.
The sum of these divisors (counting 68759721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110010011000010101001
3
Ternary
11210101100121100
4
Quaternary
10012103002221
5
Quinary
120100302341
6
Senary
10453432013
8
Octal
406230251
10
Decimal
68759721
12
Duodecimal
1b03b609
16
Hexadecimal
41930a9
20
Vigesimal
119ej61
36
Base36
14xrc9
md5
ed2e4e91d6da71a52dc87694b2738613
sha1
16bea61abbc92e48e9e4943a1fb482d79f5fb266
sha256
ce2fb74b987b030ea85eaf03f7507e333b13417f23e30ff8b00854555e02d8b8
sha512
9e66a15d4a3b9719217c739f7094f116055222ff0c5e656c2a7cbc285a442f66f486cdafe1ecf9753600d472ab78574424c89e8f2f67ccf4d9651c026f4bf7b7
ripemd-160
52212571a1e1f37a03f11f8c49cc42781dc12606
Diameter
137519442
Circumference
432030068.71297
Area
1.4853133494157E+16
Volume
1.3617297533787E+24
Surface area
5.9412533976629E+16
Circumference
432030068.71297
Perimeter
275038884
Area
4727899231997841
Diagonal
97240929.98319
Surface area
28367395391987046
Volume
3.2508903210829E+23
Space diagonal
119095330.28626
Perimeter
206279163
Area
2.0472404207215E+15
Altitude
59547665.14313
Surface area
2.0472404207215E+15
Volume
3.8312109848857E+22
Height
32413643.32773