868721858 is an even 9-digits composite number following 868721857
and preceding 868721859 . In scientific notation, it is written as 8.68721858 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 423413760 positive integers (up to 868721858) that are relatively prime to 868721858.
868721858 has 16 divisors, whose sum is 1335977496
The reverse of 868721858 is 858127868
Previous prime number is 1433
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
eight hundred sixty-eight million seven hundred twenty-one thousand eight hundred fifty-eight
Scientific notation
8.68721858 × 10^8
Engineering notation
8.68721858 × 10^6
Prime Factorization
2 × 41 × 1433 × 7393
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
868721858
Product of the distinct prime numbers
The prime factorization of 868721858 is 2 × 41 × 1433 × 7393.
Since it has a total of 4 prime factors.
6 , 4 , 80 , 62 , 195 , 416 , 8605 , 3941 , 96993 , 45511 , 857900 , 570108 , 1555446 , 7409272 , 48777929 , 89799286 , 915457455 , 276554018 , 547679954 , 672365440
n×2
1737443716
n×3
2606165574
n×4
3474887432
n×5
4343609290
n÷2
434360929
n÷3
289573952.66667
n÷3
217180464.5
n÷5
173744371.6
n2
754677666566972164
n3
6.5560498469116E+26
n4
5.6953838041497E+35
n5
4.947704400364E+44
2 √n
29474.087907856
3 √n
954.17254532672
4 √n
171.68019078466
5 √n
61.344573278717
1 , 2 , 41 , 82 , 1433 , 2866 , 7393 , 14786 , 58753 , 117506 , 303113 , 606226 , 10594169 , 21188338 , 434360929 , 868721858
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-868721857
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868721858 can be divided by 16 positive divisors.
The sum of these divisors (counting 868721858) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110011110001111010010011000010
3
Ternary
2020112122122100122
4
Quaternary
303301322103002
5
Quinary
3234343044413
6
Senary
222111420242
8
Octal
6361722302
10
Decimal
868721858
12
Duodecimal
202b24682
16
Hexadecimal
33c7a4c2
20
Vigesimal
db9a4ci
36
Base36
ed7q2q
md5
e78f04654d86b6a83904d948fa3516ba
sha1
d98499e01b2870187d6916ce5d6cd5df03d4784b
sha256
8e6b691da7be749ce5554e6d36f57f9740c5ae1ea2025d1005d1460ca4aafb71
sha512
986ee83ad86bb088d686721c512beb7201e7cfc9abbec24a3d22f6657e48e25aec0b70293f8ace007e8f67c47310ddb86ac95a53068e161bd2bd444f81fc7c3f
ripemd-160
6881fc877fd1d4744bb9c1fff4c3fee721c7634b
Diameter
1737443716
Circumference
5458340414.2114
Area
2.3708898131151E+18
Volume
2.7461917380835E+27
Surface area
9.4835592524603E+18
Circumference
5458340414.2114
Perimeter
3474887432
Area
754677666566972164
Diagonal
1228558233.5136
Surface area
4528065999401832984
Volume
6.5560498469116E+26
Space diagonal
1504670395.7016
Perimeter
2606165574
Area
3.2678501545788E+17
Altitude
752335197.85082
Surface area
3.2678501545788E+17
Volume
7.7263788409138E+25
Height
409519411.17118