68742709 is an odd 8-digits composite number following 68742708
and preceding 68742710 . In scientific notation, it is written as 6.8742709 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 58922316 positive integers (up to 68742709) that are relatively prime to 68742709.
68742709 has 4 divisors, whose sum is 78563104
The reverse of 68742709 is 90724786
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million seven hundred forty-two thousand seven hundred nine
Scientific notation
6.8742709 × 10^7
Engineering notation
6.8742709 × 10^6
Prime Factorization
7 × 9820387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68742709
Product of the distinct prime numbers
The prime factorization of 68742709 is 7 × 9820387.
Since it has a total of 2 prime factors.
5 , 5 , 58 , 30 , 285 , 23 , 9807 , 7613 , 53126 , 55860 , 362027 , 909735 , 2852684 , 6446119 , 87360609 , 12545236 , 157066570 , 334885843 , 1776111239 , 5446374678
n×2
137485418
n×3
206228127
n×4
274970836
n×5
343713545
n÷2
34371354.5
n÷3
22914236.333333
n÷3
17185677.25
n÷5
13748541.8
n2
4725560040658681
n3
3.2484779873703E+23
n4
2.233091769787E+31
n5
1.5350877770076E+39
2 √n
8291.1223003885
3 √n
409.64615316077
4 √n
91.055600049577
5 √n
36.935614478483
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68742708
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68742709 can be divided by 4 positive divisors.
The sum of these divisors (counting 68742709) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110001110111000110101
3
Ternary
11210100111021021
4
Quaternary
10012032320311
5
Quinary
120044231314
6
Senary
10453221141
8
Octal
406167065
10
Decimal
68742709
12
Duodecimal
1b0317b1
16
Hexadecimal
418ee35
20
Vigesimal
119cgf9
36
Base36
14xe7p
md5
de328f0b638a0a84915303b4dbcdc53a
sha1
1cf104cbfcdb85bff0152f42d1223a5ef8be56ba
sha256
b25bcb219a136837641b6832d8f196600b74860e1459f67e2e603f09dbb579f6
sha512
0023ed2f62c083b4753f48ff481333bd80787bfcebffb1f2b22de334276806a502c856f1cbc9ee32d7e7a308ce789e94bdf67d8f0e24625b82cf8c22796710e0
ripemd-160
b13ed1a9b7a1d0871e72dc1de18f37682eadcec9
Diameter
137485418
Circumference
431923179.16452
Area
1.4845784707831E+16
Volume
1.3607192773961E+24
Surface area
5.9383138831323E+16
Circumference
431923179.16452
Perimeter
274970836
Area
4725560040658681
Diagonal
97216871.382067
Surface area
28353360243952086
Volume
3.2484779873703E+23
Space diagonal
119065864.63792
Perimeter
206228127
Area
2.0462275211595E+15
Altitude
59532932.318961
Surface area
2.0462275211595E+15
Volume
3.8283680223413E+22
Height
32405623.794022