681009 is an odd 6-digits composite number following 681008
and preceding 681010 . In scientific notation, it is written as 6.81009 × 10^5.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 389136 positive integers (up to 681009) that are relatively prime to 681009.
681009 has 8 divisors, whose sum is 1037760
The reverse of 681009 is 900186
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 24
Digital Root 6
Name
six hundred eighty-one thousand nine
Scientific notation
6.81009 × 10^5
Engineering notation
6.81009 × 10^3
Prime Factorization
3 × 7 × 32429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
681009
Product of the distinct prime numbers
The prime factorization of 681009 is 3 × 7 × 32429.
Since it has a total of 3 prime factors.
2 , 9 , 100 , 88 , 600 , 869 , 5051 , 8941 , 61735 , 35415 , 13321 , 575595 , 8745623 , 5354063 , 6503886 , 17418779 , 440528866 , 403937645 , 9122943497 , 8227520301
n×2
1362018
n×3
2043027
n×4
2724036
n×5
3405045
n÷2
340504.5
n÷3
227003
n÷3
170252.25
n÷5
136201.8
n2
463773258081
n3
315833762712483729
n4
2.1508563491107E+23
n5
1.4647525314515E+29
2 √n
825.23269445654
3 √n
87.980066077158
4 √n
28.726863637657
5 √n
14.676772765864
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
-681008
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 681009 can be divided by 8 positive divisors.
The sum of these divisors (counting 681009) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100110010000110001
3
Ternary
1021121011120
4
Quaternary
2212100301
5
Quinary
133243014
6
Senary
22332453
8
Octal
2462061
10
Decimal
681009
12
Duodecimal
28a129
16
Hexadecimal
a6431
20
Vigesimal
452a9
36
Base36
elgx
md5
e3b253d25e005d36b0f8bc66d933efff
sha1
2d39495bcab0af2259b47036b8352b8fd0eede95
sha256
4be971d2d8bf15876db70707cd30828752e383dcd143ec616e0142b4edf59299
sha512
3d929eaf02e898764136999d9fe60238704f25aad7f69807a6806e0557a8dfe8f401709f756e3ee3eff915a8cff0adb8046e1ed6a105b2421ceb2ddb85dbf075
ripemd-160
6e2410b2dbd5a1c6bf587df368951f822fbbdaaa
Diameter
1362018
Circumference
4278905.7428571
Area
1456986660518.7
Volume
1.3229613715909E+18
Surface area
5827946642074.7
Circumference
4278905.7428571
Perimeter
2724036
Area
463773258081
Diagonal
963092.16389814
Surface area
2782639548486
Volume
315833762712483729
Space diagonal
1179542.1884117
Perimeter
2043027
Area
200819711547.01
Altitude
589771.09420584
Surface area
200819711547.01
Volume
3.7221365890277E+16
Height
321030.72129938