1291330 is an even 7-digits composite number following 1291329
and preceding 1291331 . In scientific notation, it is written as 1.291330 × 10^6.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 513520 positive integers (up to 1291330) that are relatively prime to 1291330.
1291330 has 16 divisors, whose sum is 2337984
The reverse of 1291330 is 0331921
Previous prime number is 491
Is Prime? no
Number parity even
Number length 7
Sum of Digits 19
Digital Root 1
Name
one million two hundred ninety-one thousand three hundred thirty
Scientific notation
1.291330 × 10^6
Engineering notation
1.291330 × 10^6
Prime Factorization
2 × 5 × 491 × 263
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1291330
Product of the distinct prime numbers
The prime factorization of 1291330 is 2 × 5 × 491 × 263.
Since it has a total of 4 prime factors.
1 , 2 , 69 , 89 , 915 , 813 , 4788 , 1957 , 88078 , 15758 , 833873 , 858928 , 3256503 , 8248889 , 77578359 , 95552053 , 886572410 , 100825161 , 5840451556 , 3590442033
n×2
2582660
n×3
3873990
n×4
5165320
n×5
6456650
n÷2
645665
n÷3
430443.33333333
n÷3
322832.5
n÷5
258266
n2
1667533168900
n3
2153335606995637000
n4
2.7806668693817E+24
n5
3.5907585484386E+30
2 √n
1136.3670181768
3 √n
108.89612189138
4 √n
33.71004328352
5 √n
16.680437916842
1 , 2 , 5 , 10 , 263 , 491 , 526 , 982 , 1315 , 2455 , 2630 , 4910 , 129133 , 258266 , 645665 , 1291330
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
-1291329
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 1291330 can be divided by 16 positive divisors.
The sum of these divisors (counting 1291330) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011010001000010
3
Ternary
2102121101001
4
Quaternary
10323101002
5
Quinary
312310310
6
Senary
43402214
8
Octal
4732102
10
Decimal
1291330
12
Duodecimal
52336a
16
Hexadecimal
13b442
20
Vigesimal
8186a
36
Base36
roea
md5
a5e7f7f5510f73194c66a414b0b60a6a
sha1
24ed548e19585b10e16addcaf94f02eba50bebb8
sha256
4041a522b89030592786faf032c4e08196ae0f90d29c638c7b48dbd9d2822e0b
sha512
27026bef5d7b144cc4d0fb68ce38910a747fd20bfba878a8c77da7e88319533f7332acd5f697cb8d619e4a345445755743336b3304aa4830f4f0d7d1b4c119ca
ripemd-160
9c0af71db28b95aad80310fb0c6a29e51ec88641
Diameter
2582660
Circumference
8113665.6827202
Area
5238709953033.5
Volume
9.0198710982011E+18
Surface area
20954839812134
Circumference
8113665.6827202
Perimeter
5165320
Area
1667533168900
Diagonal
1826216.3994992
Surface area
10005199013400
Volume
2153335606995637000
Space diagonal
2236649.1693379
Perimeter
3873990
Area
722063042960.28
Altitude
1118324.584669
Surface area
722063042960.28
Volume
2.5377303497951E+17
Height
608738.79983308