868693721 is an odd 9-digits composite number following 868693720
and preceding 868693722 . In scientific notation, it is written as 8.68693721 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 744594612 positive integers (up to 868693721) that are relatively prime to 868693721.
868693721 has 4 divisors, whose sum is 992792832
The reverse of 868693721 is 127396868
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
eight hundred sixty-eight million six hundred ninety-three thousand seven hundred twenty-one
Scientific notation
8.68693721 × 10^8
Engineering notation
8.68693721 × 10^6
Prime Factorization
7 × 124099103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
868693721
Product of the distinct prime numbers
The prime factorization of 868693721 is 7 × 124099103.
Since it has a total of 2 prime factors.
3 , 10 , 73 , 4 , 121 , 660 , 8062 , 2305 , 78478 , 25290 , 30235 , 126087 , 658138 , 8481336 , 13360861 , 26837454 , 336675990 , 301307495 , 1933861204 , 5933758690
n×2
1737387442
n×3
2606081163
n×4
3474774884
n×5
4343468605
n÷2
434346860.5
n÷3
289564573.66667
n÷3
217173430.25
n÷5
173738744.2
n2
754628780904825841
n3
6.5554128365791E+26
n4
5.694645969699E+35
n5
4.9469031971955E+44
2 √n
29473.610586421
3 √n
954.16224366245
4 √n
171.67880063194
5 √n
61.344175896148
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
-868693720
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 868693721 can be divided by 4 positive divisors.
The sum of these divisors (counting 868693721) is 1, the average is 0.25.
Base
System
Value
2
Binary
110011110001110011011011011001
3
Ternary
2020112121012202112
4
Quaternary
303301303123121
5
Quinary
3234341144341
6
Senary
222111042105
8
Octal
6361633331
10
Decimal
868693721
12
Duodecimal
202b10335
16
Hexadecimal
33c736d9
20
Vigesimal
db96e61
36
Base36
ed74d5
md5
bea0aba890cd0dcd4449f1491fdec147
sha1
ea8b2e2219828c3ca8ca0230f3d2537a0996ff3d
sha256
e693e3074a36a1794ca7b2e82923bcc2f338cc6bfe54c2fcc103fb42fd5c5738
sha512
c7dae94beb80134d0348ea8d2fe3a6ef799a3a48baaf55b73f6aa0a9a01543ec942c030b06211414cef1e840178385d5ee257d9ceb904799f06626a9c1ddfc71
ripemd-160
490706b271b367e7765e37024be599e9e37d6907
Diameter
1737387442
Circumference
5458163624.2264
Area
2.370736234278E+18
Volume
2.7459249078193E+27
Surface area
9.4829449371121E+18
Circumference
5458163624.2264
Perimeter
3474774884
Area
754628780904825841
Diagonal
1228518441.7865
Surface area
4527772685428955046
Volume
6.5554128365791E+26
Space diagonal
1504621660.9881
Perimeter
2606081163
Area
3.2676384734523E+17
Altitude
752310830.49403
Surface area
3.2676384734523E+17
Volume
7.7256281170373E+25
Height
409506147.26218