855431381 is an odd 9-digits composite number following 855431380
and preceding 855431382 . In scientific notation, it is written as 8.55431381 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 690095808 positive integers (up to 855431381) that are relatively prime to 855431381.
855431381 has 8 divisors, whose sum is 1035144000
The reverse of 855431381 is 183134558
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
eight hundred fifty-five million four hundred thirty-one thousand three hundred eighty-one
Scientific notation
8.55431381 × 10^8
Engineering notation
8.55431381 × 10^6
Prime Factorization
7 × 17 × 7188499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
855431381
Product of the distinct prime numbers
The prime factorization of 855431381 is 7 × 17 × 7188499.
Since it has a total of 3 prime factors.
9 , 8 , 43 , 94 , 236 , 951 , 4582 , 4372 , 91265 , 90790 , 551471 , 983484 , 8631684 , 4873085 , 51839009 , 89131291 , 928497879 , 641956473 , 5602420044 , 4415022539
n×2
1710862762
n×3
2566294143
n×4
3421725524
n×5
4277156905
n÷2
427715690.5
n÷3
285143793.66667
n÷3
213857845.25
n÷5
171086276.2
n2
731762847599567161
n3
6.2597290328659E+26
n4
5.3547686512703E+35
n5
4.5806371422916E+44
2 √n
29247.758563692
3 √n
949.28159204332
4 √n
171.01976074036
5 √n
61.155713244511
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-855431380
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 855431381 can be divided by 8 positive divisors.
The sum of these divisors (counting 855431381) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010111111001101100011010101
3
Ternary
2012121122102020202
4
Quaternary
302333031203111
5
Quinary
3222442301011
6
Senary
220514510245
8
Octal
6277154325
10
Decimal
855431381
12
Duodecimal
1ba595385
16
Hexadecimal
32fcd8d5
20
Vigesimal
d768i91
36
Base36
e5av2t
md5
483c62ee781cc320ab01dfce62abece0
sha1
5a515999d91ddcd32d0ff465745b1b9b1c742526
sha256
d6df3ce0bf10f110aa01fcd28ecdcb018327ce7678cae059361c78fc7a9cea7c
sha512
d6a207bbad673c556721033fe3d7ba1445542eadbb07906eb2ad13532e8db46213bae32587bce45783064bd3c53e7623382478d3b43f447343fddb6517785821
ripemd-160
95492cd872f424f77ff56b38c7a24af2aa7b3c62
Diameter
1710862762
Circumference
5374833884.3995
Area
2.2989007861887E+18
Volume
2.6220691657486E+27
Surface area
9.195603144755E+18
Circumference
5374833884.3995
Perimeter
3421725524
Area
731762847599567161
Diagonal
1209762660.6897
Surface area
4390577085597402966
Volume
6.2597290328659E+26
Space diagonal
1481650614.2808
Perimeter
2566294143
Area
3.1686260778343E+17
Altitude
740825307.1404
Surface area
3.1686260778343E+17
Volume
7.3771614125496E+25
Height
403254220.22992