1255405728 is an even 10-digits composite number following 1255405727
and preceding 1255405729 . In scientific notation, it is written as 1.255405728 × 10^9.
The sum of its digits is 39. It has a total of 7 prime factors and 24 positive divisors.
There are 418468544 positive integers (up to 1255405728) that are relatively prime to 1255405728.
1255405728 has 24 divisors, whose sum is 3295440288
The reverse of 1255405728 is 8275045521
Previous prime number is 3
Is Prime? no Number parity even Number length 10 Sum of Digits 39 Digital Root 3
Name
one billion two hundred fifty-five million four hundred five thousand seven hundred twenty-eight
Scientific notation
1.255405728 × 10^9
Engineering notation
1.255405728 × 10^9
Prime Factorization
2 × 2 × 2 × 2 × 2 × 3 × 13077143
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
78462858 Product of the distinct prime numbers
The prime factorization of 1255405728 is 2 × 2 × 2 × 2 × 2 × 3 × 13077143.
Since it has a total of 7 prime factors.
9 , 1 , 19 , 69 , 999 , 66 , 8916 , 2263 , 48457 , 38702 , 564732 , 911709 , 8425660 , 5812530 , 40342760 , 68455937 , 989948618 , 625161275 , 2986255090 , 9895974266
n×2
2510811456
n×3
3766217184
n×4
5021622912
n×5
6277028640
n÷2
627702864
n÷3
418468576
n÷3
313851432
n÷5
251081145.6
n2
1576043541895209984
n3
1.9785740900727E+27
n4
2.4839132459496E+36
n5
3.1183189168202E+45
2 √n35431.705124083
3 √n1078.7679503097
4 √n188.23311378204
5 √n66.032360291059
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 32 , 48 , 96 , 13077143 , 26154286 , 39231429 , 52308572 , 78462858 , 104617144 , 156925716 , 209234288 , 313851432 , 418468576 , 627702864 , 1255405728
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1255405727 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1255405728 can be divided by 24 positive divisors.
The sum of these divisors (counting 1255405728) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010110100111111100010100000
3
Ternary
10020111021012220110
4
Quaternary
1022310333202200
5
Quinary
10032340440403
6
Senary
324323411320
8
Octal
11264774240
10
Decimal
1255405728
12
Duodecimal
2b0523b40
16
Hexadecimal
4ad3f8a0
20
Vigesimal
jc65e68
36
Base36
krfp9c
md5
44b13be467681c112ca35df9dcee57fe
sha1
20584dcc16d96242a42dbb22ff25dcc6aaa06d71
sha256
803f7d1e25c737520d0ff1bfa78e42c69cce310a68d12291aa5df0d37e66b35a
sha512
f4717504bcbf9f2d57b7e3cb72c366b646769fd5f17044b6fd922f833b9db6741f5bed64abcb4bffc62ad0d4e64a20e874dbb82b51c35998e88d9395cf612376
ripemd-160
bb778ff1fd1c28253885f5a35086d83aa735451c
Diameter
2510811456
Circumference
7887946824.7187
Area
4.9512868129556E+18
Volume
8.2878317679405E+27
Surface area
1.9805147251823E+19
Circumference
7887946824.7187
Perimeter
5021622912
Area
1576043541895209984
Diagonal
1775411806.8185
Surface area
9.4562612513713E+18
Volume
1.9785740900727E+27
Space diagonal
2174426505.009
Perimeter
3766217184
Area
6.8244687237583E+17
Altitude
1087213252.5045
Surface area
6.8244687237583E+17
Volume
2.3317719269506E+26
Height
591803935.60616