868990545 is an odd 9-digits composite number following 868990544
and preceding 868990546 . In scientific notation, it is written as 8.68990545 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 463095360 positive integers (up to 868990545) that are relatively prime to 868990545.
868990545 has 16 divisors, whose sum is 1082265408
The reverse of 868990545 is 545099868
Previous prime number is 2357
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
eight hundred sixty-eight million nine hundred ninety thousand five hundred forty-five
Scientific notation
8.68990545 × 10^8
Engineering notation
8.68990545 × 10^6
Prime Factorization
27 × 5 × 2357 × 2731
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
868990545
Product of the distinct prime numbers
The prime factorization of 868990545 is 27 × 5 × 2357 × 2731.
Since it has a total of 4 prime factors.
4 , 4 , 100 , 13 , 789 , 184 , 1279 , 2777 , 86479 , 58009 , 431182 , 777725 , 1542420 , 2392621 , 87845956 , 84687477 , 930335581 , 208996597 , 3269465271 , 2351430260
n×2
1737981090
n×3
2606971635
n×4
3475962180
n×5
4344952725
n÷2
434495272.5
n÷3
289663515
n÷3
217247636.25
n÷5
173798109
n2
755144567299397025
n3
6.5621348909129E+26
n4
5.7024331752179E+35
n5
4.9553605127587E+44
2 √n
29478.645576078
3 √n
954.27090720154
4 √n
171.69346398765
5 √n
61.348367462193
1 , 5 , 27 , 135 , 2357 , 2731 , 11785 , 13655 , 63639 , 73737 , 318195 , 368685 , 6436967 , 32184835 , 173798109 , 868990545
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
-868990544
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 868990545 can be divided by 16 positive divisors.
The sum of these divisors (counting 868990545) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110011110010111011111001010001
3
Ternary
2020120011021221000
4
Quaternary
303302323321101
5
Quinary
3234430144140
6
Senary
222121252213
8
Octal
6362737121
10
Decimal
868990545
12
Duodecimal
203034069
16
Hexadecimal
33cbbe51
20
Vigesimal
dbb3g75
36
Base36
eddhe9
md5
3802ef8bf57127d770f1f4d90416b76c
sha1
2bcb51bd4e696dc8c6b6c856d6756ad4d5b5d63c
sha256
28dd6e160cd1d1e4dac04d725509bf339a9e5b8eeac90b21f52f2e379fef5f90
sha512
7bd569459e0f60fdcc8179938c4e5d5a917de7651482bb1c98d9e323ec544bda0f74a93e9355e906dbbddd424f329d4cead8f2bfd4350f0b7776f7106913099a
ripemd-160
7ba5b9727d86656f3ec1afb430f596ea279fe07d
Diameter
1737981090
Circumference
5460028624.422
Area
2.372356625026E+18
Volume
2.7487406353543E+27
Surface area
9.4894265001041E+18
Circumference
5460028624.422
Perimeter
3475962180
Area
755144567299397025
Diagonal
1228938214.313
Surface area
4530867403796382150
Volume
6.5621348909129E+26
Space diagonal
1505135775.237
Perimeter
2606971635
Area
3.2698718940554E+17
Altitude
752567887.61848
Surface area
3.2698718940554E+17
Volume
7.7335501340423E+25
Height
409646071.43766