855493209 is an odd 9-digits composite number following 855493208
and preceding 855493210 . In scientific notation, it is written as 8.55493209 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 565837272 positive integers (up to 855493209) that are relatively prime to 855493209.
855493209 has 12 divisors, whose sum is 1245444096
The reverse of 855493209 is 902394558
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred fifty-five million four hundred ninety-three thousand two hundred nine
Scientific notation
8.55493209 × 10^8
Engineering notation
8.55493209 × 10^6
Prime Factorization
3 × 3 × 127 × 748463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
285164403
Product of the distinct prime numbers
The prime factorization of 855493209 is 3 × 3 × 127 × 748463.
Since it has a total of 4 prime factors.
7 , 2 , 18 , 38 , 279 , 730 , 1396 , 9730 , 23049 , 4625 , 969506 , 669256 , 6064977 , 4583650 , 48187934 , 64401795 , 301553532 , 453253027 , 7276631113 , 5278725726
n×2
1710986418
n×3
2566479627
n×4
3421972836
n×5
4277466045
n÷2
427746604.5
n÷3
285164403
n÷3
213873302.25
n÷5
171098641.8
n2
731868630645117681
n3
6.2610864339703E+26
n4
5.3563169252236E+35
n5
4.5822927547805E+44
2 √n
29248.815514479
3 √n
949.30446189574
4 √n
171.02285085473
5 √n
61.156597249052
1 , 3 , 9 , 127 , 381 , 1143 , 748463 , 2245389 , 6736167 , 95054801 , 285164403 , 855493209
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-855493208
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 855493209 can be divided by 12 positive divisors.
The sum of these divisors (counting 855493209) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110010111111011100101001011001
3
Ternary
2012121202120001200
4
Quaternary
302333130221121
5
Quinary
3223001240314
6
Senary
220520104413
8
Octal
6277345131
10
Decimal
855493209
12
Duodecimal
1ba605109
16
Hexadecimal
32fdca59
20
Vigesimal
d76gd09
36
Base36
e5c6s9
md5
133ebb63a88631e1292107a67ee67b7e
sha1
98a7b3d70b354e3f472e401687c5bffd722204c1
sha256
39c42a122c94771a1c2fe4783f7801a1a0fb6e9c3303c95147d5b7b24cf0e605
sha512
a5e318af2924708686cdd16424cec98cb1e424e4bd71cc1a209c01d862273ac19487f2b1f4fea891c9cefdeb83fb75567203c44c0ebc193f5c489c0419b883b2
ripemd-160
e03241ecc958748fa7f4d2247649793040714a80
Diameter
1710986418
Circumference
5375222361.1807
Area
2.2992331134275E+18
Volume
2.6226377525936E+27
Surface area
9.1969324537101E+18
Circumference
5375222361.1807
Perimeter
3421972836
Area
731868630645117681
Diagonal
1209850098.6859
Surface area
4391211783870706086
Volume
6.2610864339703E+26
Space diagonal
1481757703.5181
Perimeter
2566479627
Area
3.169084131858E+17
Altitude
740878851.75907
Surface area
3.169084131858E+17
Volume
7.3787611250925E+25
Height
403283366.22863