12530891 is an odd 8-digits prime number following 12530890
and preceding 12530892 . In scientific notation, it is written as 1.2530891 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 12530890 positive integers (up to 12530891) that are relatively prime to 12530891.
12530891 has 2 divisors, whose sum is 12530892
The reverse of 12530891 is 19803521
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million five hundred thirty thousand eight hundred ninety-one
Scientific notation
1.2530891 × 10^7
Engineering notation
1.2530891 × 10^6
Prime Factorization
12530891
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12530891
Product of the distinct prime numbers
The prime factorization of 12530891 is 12530891.
Since it has a total of 1 prime factors.
9 , 3 , 21 , 8 , 694 , 160 , 6921 , 6343 , 51583 , 34324 , 952688 , 272251 , 8958561 , 1274601 , 17694420 , 85548555 , 312346973 , 776428872 , 9389785329 , 4485900597
n×2
25061782
n×3
37592673
n×4
50123564
n×5
62654455
n÷2
6265445.5
n÷3
4176963.6666667
n÷3
3132722.75
n÷5
2506178.2
n2
157023229253881
n3
1.9676409702484E+21
n4
2.4656294525317E+28
n5
3.0896533916064E+35
2 √n
3539.8998573406
3 √n
232.27046217279
4 √n
59.497057551955
5 √n
26.278247001661
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12530892
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6265446
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3539.8999985875
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998403944
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12530891 can be divided by 2 positive divisors.
The sum of these divisors (counting 12530891) is 12530892, the average is 6265446.
Base
System
Value
2
Binary
101111110011010011001011
3
Ternary
212120122011002
4
Quaternary
233303103023
5
Quinary
11201442031
6
Senary
1124325215
8
Octal
57632313
10
Decimal
12530891
12
Duodecimal
424380b
16
Hexadecimal
bf34cb
20
Vigesimal
3i674b
36
Base36
7gkwb
md5
b6d93155c31f14b15e06cafd322e3414
sha1
bc310a0fa32cd879b15cbacdaa33038404751be2
sha256
e282c52fa2b3521ba149e4da9666c5ba8c07d3f0880c2d4eeef59598d37c3ac3
sha512
c67594b9eccc1677bb5250becf09695372cee9b0aa5f670e086a67ec0f7a252caf85816bab94509ad06072a735a3267d9ce21e7cab421b60125918226fbffa55
ripemd-160
e619831088d1a797bd878652ce0d961bbb1224cf
Diameter
25061782
Circumference
78733910.217069
Area
4.9330302346694E+14
Volume
8.2420352227129E+21
Surface area
1.9732120938678E+15
Circumference
78733910.217069
Perimeter
50123564
Area
157023229253881
Diagonal
17721356.000819
Surface area
942139375523286
Volume
1.9676409702484E+21
Space diagonal
21704139.876108
Perimeter
37592673
Area
67993052759064
Altitude
10852069.938054
Surface area
67993052759064
Volume
2.3188871216719E+20
Height
5907118.6669397