681330591 is an odd 9-digits composite number following 681330590
and preceding 681330592 . In scientific notation, it is written as 6.81330591 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 453797520 positive integers (up to 681330591) that are relatively prime to 681330591.
681330591 has 12 divisors, whose sum is 985060440
The reverse of 681330591 is 195033186
Previous prime number is 1091
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
six hundred eighty-one million three hundred thirty thousand five hundred ninety-one
Scientific notation
6.81330591 × 10^8
Engineering notation
6.81330591 × 10^6
Prime Factorization
3 × 3 × 1091 × 69389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
227110197
Product of the distinct prime numbers
The prime factorization of 681330591 is 3 × 3 × 1091 × 69389.
Since it has a total of 4 prime factors.
8 , 6 , 17 , 12 , 778 , 147 , 7871 , 3301 , 91587 , 71990 , 138497 , 204430 , 6409686 , 2525227 , 91385142 , 58456380 , 357760177 , 518410793 , 6770866952 , 6815534649
n×2
1362661182
n×3
2043991773
n×4
2725322364
n×5
3406652955
n÷2
340665295.5
n÷3
227110197
n÷3
170332647.75
n÷5
136266118.2
n2
464211374232409281
n3
3.1628140995469E+26
n4
2.1549219996674E+35
n5
1.4682142795923E+44
2 √n
26102.310070183
3 √n
879.93912759032
4 √n
161.56209354358
5 √n
58.434802124641
1 , 3 , 9 , 1091 , 3273 , 9819 , 69389 , 208167 , 624501 , 75703399 , 227110197 , 681330591
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
-681330590
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 681330591 can be divided by 12 positive divisors.
The sum of these divisors (counting 681330591) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000100111000100011110011111
3
Ternary
1202111001011212100
4
Quaternary
220213010132133
5
Quinary
2343410034331
6
Senary
151335140143
8
Octal
5047043637
10
Decimal
681330591
12
Duodecimal
170214653
16
Hexadecimal
289c479f
20
Vigesimal
aci669b
36
Base36
b9na1r
md5
d4997fee8e66805abfbb86e8b260cd90
sha1
55b05f7ca86611a03f21ece9a61dfebb44bd4214
sha256
78c14321edcba011788b2bd0a8e151cd5d410abd6ac746687208a0926e1eacbb
sha512
141fbfccfb38b1defede8197b3b53dd53e0aed2c94635bb4586f5598a3a2faa683966ff3092ddbd6ba32dea2daa8cae7ed1785f0f994466c4ebf9f46476e2b71
ripemd-160
4290803e9d7ba50d3dc7aa174dd3355e891e6013
Diameter
1362661182
Circumference
4280926358.7032
Area
1.4583630430014E+18
Volume
1.3248364719742E+27
Surface area
5.8334521720054E+18
Circumference
4280926358.7032
Perimeter
2725322364
Area
464211374232409281
Diagonal
963546962.25188
Surface area
2785268245394455686
Volume
3.1628140995469E+26
Space diagonal
1180099200.3629
Perimeter
2043991773
Area
2.0100942140548E+17
Altitude
590049600.18147
Surface area
2.0100942140548E+17
Volume
3.7274121623701E+25
Height
321182320.75063