12581256 is an even 8-digits composite number following 12581255
and preceding 12581257 . In scientific notation, it is written as 1.2581256 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 16 positive divisors.
There are 4193744 positive integers (up to 12581256) that are relatively prime to 12581256.
12581256 has 16 divisors, whose sum is 31453200
The reverse of 12581256 is 65218521
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million five hundred eighty-one thousand two hundred fifty-six
Scientific notation
1.2581256 × 10^7
Engineering notation
1.2581256 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 524219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3145314
Product of the distinct prime numbers
The prime factorization of 12581256 is 2 × 2 × 2 × 3 × 524219.
Since it has a total of 5 prime factors.
1 , 7 , 19 , 91 , 119 , 413 , 4554 , 9898 , 61641 , 85403 , 66751 , 336368 , 7359756 , 2027477 , 8763871 , 52737893 , 548603645 , 259889449 , 4155647259 , 4430567334
n×2
25162512
n×3
37743768
n×4
50325024
n×5
62906280
n÷2
6290628
n÷3
4193752
n÷3
3145314
n÷5
2516251.2
n2
158288002537536
n3
1.9914618816534E+21
n4
2.5055091747323E+28
n5
3.1522452337656E+35
2 √n
3547.006625311
3 √n
232.58123187684
4 √n
59.556751299168
5 √n
26.299336981947
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 524219 , 1048438 , 1572657 , 2096876 , 3145314 , 4193752 , 6290628 , 12581256
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
-12581255
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 12581256 can be divided by 16 positive divisors.
The sum of these divisors (counting 12581256) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111111111100110001000
3
Ternary
212200012020110
4
Quaternary
233333212020
5
Quinary
11210100011
6
Senary
1125354320
8
Octal
57774610
10
Decimal
12581256
12
Duodecimal
42689a0
16
Hexadecimal
bff988
20
Vigesimal
3icd2g
36
Base36
7hnrc
md5
32b5609575cac4352594a898a9eb968d
sha1
a211375ffdbc3e9bcfa5fc93cb5ec39922d64580
sha256
f0ad2dacd917adeff0e174a91a5132483e8dbe6ae3e2d36cbbe666e301096086
sha512
feec3a9c63211a84b79d07df0e60831ce3a81fc1d0ce61be42c9ea2e0b74daf3b587cbf219c4870f2b29d55ad6359eb6e64c1f2bfb470dee5554d08432e789ab
ripemd-160
a03b23cc2e277990cb5b8cea19738b9fdfe1d720
Diameter
25162512
Circumference
79050362.845065
Area
4.9727642592333E+14
Volume
8.3418160230752E+21
Surface area
1.9891057036933E+15
Circumference
79050362.845065
Perimeter
50325024
Area
158288002537536
Diagonal
17792582.866888
Surface area
949728015225216
Volume
1.9914618816534E+21
Space diagonal
21791374.615031
Perimeter
37743768
Area
68540715655901
Altitude
10895687.307515
Surface area
68540715655901
Volume
2.3469603349861E+20
Height
5930860.9556293