1291131 is an odd 7-digits composite number following 1291130
and preceding 1291132 . In scientific notation, it is written as 1.291131 × 10^6.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 839520 positive integers (up to 1291131) that are relatively prime to 1291131.
1291131 has 12 divisors, whose sum is 1911000
The reverse of 1291131 is 1311921
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
one million two hundred ninety-one thousand one hundred thirty-one
Scientific notation
1.291131 × 10^6
Engineering notation
1.291131 × 10^6
Prime Factorization
3 × 3 × 41 × 3499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
430377
Product of the distinct prime numbers
The prime factorization of 1291131 is 3 × 3 × 41 × 3499.
Since it has a total of 4 prime factors.
8 , 8 , 85 , 76 , 915 , 314 , 3986 , 6689 , 59621 , 22701 , 420473 , 786669 , 2021173 , 6707730 , 55457234 , 78166745 , 231495238 , 583724616 , 524240660 , 5713386506
n×2
2582262
n×3
3873393
n×4
5164524
n×5
6455655
n÷2
645565.5
n÷3
430377
n÷3
322782.75
n÷5
258226.2
n2
1667019259161
n3
2152340243099801091
n4
2.7789532104137E+24
n5
3.5879926375146E+30
2 √n
1136.2794550638
3 √n
108.89052780324
4 √n
33.70874448958
5 √n
16.67992377843
1 , 3 , 9 , 41 , 123 , 369 , 3499 , 10497 , 31491 , 143459 , 430377 , 1291131
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
-1291130
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 1291131 can be divided by 12 positive divisors.
The sum of these divisors (counting 1291131) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111011001101111011
3
Ternary
2102121002200
4
Quaternary
10323031323
5
Quinary
312304011
6
Senary
43401243
8
Octal
4731573
10
Decimal
1291131
12
Duodecimal
523223
16
Hexadecimal
13b37b
20
Vigesimal
817gb
36
Base36
ro8r
md5
c01425515e7fedfdfcd9bf2774162aee
sha1
defc612597feb9573746fea9deab283c684ceb36
sha256
19049f2afd3f627cf9ade68e17f16a80a369722abf0523e8f12f19beee5a6b37
sha512
349e04e66f3dc746d314f62331b81ab2af58143df622a1d60e95454d962deba28fae36f50b26f61303875984c32075ceb85b7ecec51eda67970bd57bf99d338f
ripemd-160
04d0567f3f3d703d978f3506b5905856dc63c7bd
Diameter
2582262
Circumference
8112415.3288441
Area
5237095457972.9
Volume
9.015701727664E+18
Surface area
20948381831892
Circumference
8112415.3288441
Perimeter
5164524
Area
1667019259161
Diagonal
1825934.9710003
Surface area
10002115554966
Volume
2152340243099801091
Space diagonal
2236304.4912272
Perimeter
3873393
Area
721840513515.67
Altitude
1118152.2456136
Surface area
721840513515.67
Volume
2.5365573021943E+17
Height
608644.99033345