1291230 is an even 7-digits composite number following 1291229
and preceding 1291231 . In scientific notation, it is written as 1.291230 × 10^6.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 344304 positive integers (up to 1291230) that are relatively prime to 1291230.
1291230 has 16 divisors, whose sum is 2754816
The reverse of 1291230 is 0321921
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 18
Digital Root 9
Name
one million two hundred ninety-one thousand two hundred thirty
Scientific notation
1.291230 × 10^6
Engineering notation
1.291230 × 10^6
Prime Factorization
2 × 15 × 3 × 14347
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1291230
Product of the distinct prime numbers
The prime factorization of 1291230 is 2 × 15 × 3 × 14347.
Since it has a total of 4 prime factors.
4 , 10 , 27 , 86 , 219 , 731 , 6821 , 4480 , 60705 , 80014 , 200937 , 179716 , 3867821 , 5808983 , 11516230 , 14131623 , 432387282 , 953870790 , 3239788092 , 3104196386
n×2
2582460
n×3
3873690
n×4
5164920
n×5
6456150
n÷2
645615
n÷3
430410
n÷3
322807.5
n÷5
258246
n2
1667274912900
n3
2152835385783867000
n4
2.7798056351857E+24
n5
3.5893684303208E+30
2 √n
1136.3230174559
3 √n
108.89331086366
4 √n
33.709390642013
5 √n
16.680179563754
1 , 2 , 3 , 6 , 15 , 30 , 45 , 90 , 14347 , 28694 , 43041 , 86082 , 215205 , 430410 , 645615 , 1291230
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
-1291229
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 1291230 can be divided by 16 positive divisors.
The sum of these divisors (counting 1291230) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011001111011110
3
Ternary
2102121020100
4
Quaternary
10323033132
5
Quinary
312304410
6
Senary
43401530
8
Octal
4731736
10
Decimal
1291230
12
Duodecimal
5232a6
16
Hexadecimal
13b3de
20
Vigesimal
8181a
36
Base36
robi
md5
bb32fe5280bd17e63f3de4426b8e0feb
sha1
f19d3f5181c0a92175602ca33f8bd87f8ba17968
sha256
243c6ead172f3a57cd9dc68ca8dd1f8e1e33ac5eb68889b0ca8eac76684330fb
sha512
60719cb9b66ba06fbdefd75c17c0c9dc297e8bf5ea99f7caffdfbab1ace359f450766eaba3932b311673ad1c7e719f6ed651a45d3e9a6301dddfc05eecc0379c
ripemd-160
897eac34d7037db2cfc853f5040566d3f8242b22
Diameter
2582460
Circumference
8113037.3641895
Area
5237898617881.2
Volume
9.017775776489E+18
Surface area
20951594471525
Circumference
8113037.3641895
Perimeter
5164920
Area
1667274912900
Diagonal
1826074.978143
Surface area
10003649477400
Volume
2152835385783867000
Space diagonal
2236475.9642572
Perimeter
3873690
Area
721951214831.94
Altitude
1118237.9821286
Surface area
721951214831.94
Volume
2.5371408334435E+17
Height
608691.659381