68698748 is an even 8-digits composite number following 68698747
and preceding 68698749 . In scientific notation, it is written as 6.8698748 × 10^7.
The sum of its digits is 56. It has a total of 5 prime factors and 18 positive divisors.
There are 33855640 positive integers (up to 68698748) that are relatively prime to 68698748.
68698748 has 18 divisors, whose sum is 121975728
The reverse of 68698748 is 84789686
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-eight million six hundred ninety-eight thousand seven hundred forty-eight
Scientific notation
6.8698748 × 10^7
Engineering notation
6.8698748 × 10^6
Prime Factorization
2 × 2 × 71 × 71 × 3407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
483794
Product of the distinct prime numbers
The prime factorization of 68698748 is 2 × 2 × 71 × 71 × 3407.
Since it has a total of 5 prime factors.
10 , 7 , 90 , 48 , 944 , 388 , 7947 , 7748 , 99458 , 87368 , 85526 , 905977 , 7071171 , 6617160 , 89371544 , 68852277 , 26068504 , 722032042 , 4035913255 , 7955042807
n×2
137397496
n×3
206096244
n×4
274794992
n×5
343493740
n÷2
34349374
n÷3
22899582.666667
n÷3
17174687
n÷5
13739749.6
n2
4719517976767504
n3
3.2422497616742E+23
n4
2.2273849933032E+31
n5
1.5301856035392E+39
2 √n
8288.4707877871
3 √n
409.55881156013
4 √n
91.041039030687
5 √n
36.93088920047
1 , 2 , 4 , 71 , 142 , 284 , 3407 , 5041 , 6814 , 10082 , 13628 , 20164 , 241897 , 483794 , 967588 , 17174687 , 34349374 , 68698748
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68698747
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68698748 can be divided by 18 positive divisors.
The sum of these divisors (counting 68698748) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
100000110000100001001111100
3
Ternary
11210021020222002
4
Quaternary
10012010021330
5
Quinary
120041324443
6
Senary
10452241432
8
Octal
406041174
10
Decimal
68698748
12
Duodecimal
1b010278
16
Hexadecimal
418427c
20
Vigesimal
11976h8
36
Base36
14wgak
md5
84608c800c64abc29532065bc351196f
sha1
130619537842df97047bb1479eaf0fc482e9e475
sha256
0477114acbd37df2dacf79dbc846fd21919a35d2bc89c75628c6ddd1a2dff20f
sha512
1123e6e87bcb1e2d23c26fc2296944fdd578eb71276359f0f9db22c9709af2e13b2b297476fb1cf0fe93f0f2e09b8afab74b9e74147fb32a3ff17de50eba39bb
ripemd-160
b49867efb79f4c53af0bec636542cb13774f9e98
Diameter
137397496
Circumference
431646964.05523
Area
1.4826803004298E+16
Volume
1.3581104043172E+24
Surface area
5.9307212017191E+16
Circumference
431646964.05523
Perimeter
274794992
Area
4719517976767504
Diagonal
97154701.139652
Surface area
28317107860605024
Volume
3.2422497616742E+23
Space diagonal
118989721.95237
Perimeter
206096244
Area
2.043611230749E+15
Altitude
59494860.976185
Surface area
2.043611230749E+15
Volume
3.8210279879672E+22
Height
32384900.379884