12530881 is an odd 8-digits composite number following 12530880
and preceding 12530882 . In scientific notation, it is written as 1.2530881 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11391600 positive integers (up to 12530881) that are relatively prime to 12530881.
12530881 has 4 divisors, whose sum is 12634564
The reverse of 12530881 is 18803521
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million five hundred thirty thousand eight hundred eighty-one
Scientific notation
1.2530881 × 10^7
Engineering notation
1.2530881 × 10^6
Prime Factorization
121 × 103561
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12530881
Product of the distinct prime numbers
The prime factorization of 12530881 is 121 × 103561.
Since it has a total of 2 prime factors.
7 , 1 , 49 , 18 , 117 , 585 , 9412 , 8533 , 68928 , 14599 , 307791 , 952797 , 4989611 , 8305498 , 60359738 , 88200340 , 522237136 , 680992642 , 8802262073 , 7675414547
n×2
25061762
n×3
37592643
n×4
50123524
n×5
62654405
n÷2
6265440.5
n÷3
4176960.3333333
n÷3
3132720.25
n÷5
2506176.2
n2
157022978636161
n3
1.9676362595553E+21
n4
2.4656215819772E+28
n5
3.0896410634788E+35
2 √n
3539.898444871
3 √n
232.27040038667
4 √n
59.497045681874
5 √n
26.278242807505
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12530880
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12530881 can be divided by 4 positive divisors.
The sum of these divisors (counting 12530881) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111110011010011000001
3
Ternary
212120122010201
4
Quaternary
233303103001
5
Quinary
11201442011
6
Senary
1124325201
8
Octal
57632301
10
Decimal
12530881
12
Duodecimal
4243801
16
Hexadecimal
bf34c1
20
Vigesimal
3i6741
36
Base36
7gkw1
md5
b84bd0e955c5490a1cdf1ba990d53226
sha1
ead12d222561d3a51b237af054165bc14f24712c
sha256
168e4290e0c3da54be2613932f998be342c1d328add1bcf747bb1e1380a092f8
sha512
31a5e2e8b3059a0a8b947c9cdc9d431b2270d9983ef03d13ce454e595ba30364d62211e6d1c6ff1b1e490af3e5cc184273d5a6f5e2b3a674adb3fd99f8cc9bd6
ripemd-160
1a1a362e784941d305cbf958fa87b422bba191e8
Diameter
25061762
Circumference
78733847.385216
Area
4.9330223612815E+14
Volume
8.2420154906077E+21
Surface area
1.9732089445126E+15
Circumference
78733847.385216
Perimeter
50123524
Area
157022978636161
Diagonal
17721341.858683
Surface area
942137871816966
Volume
1.9676362595553E+21
Space diagonal
21704122.555599
Perimeter
37592643
Area
67992944238408
Altitude
10852061.2778
Surface area
67992944238408
Volume
2.3188815700668E+20
Height
5907113.9528944