1272912129 is an odd 10-digits composite number following 1272912128
and preceding 1272912130 . In scientific notation, it is written as 1.272912129 × 10^9.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 848608080 positive integers (up to 1272912129) that are relatively prime to 1272912129.
1272912129 has 4 divisors, whose sum is 1414346820
The reverse of 1272912129 is 9212192721
Previous prime number is 9
Is Prime? no Number parity odd Number length 10 Sum of Digits 36 Digital Root 9
Name
one billion two hundred seventy-two million nine hundred twelve thousand one hundred twenty-nine
Scientific notation
1.272912129 × 10^9
Engineering notation
1.272912129 × 10^9
Prime Factorization
9 × 141434681
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1272912129 Product of the distinct prime numbers
The prime factorization of 1272912129 is 9 × 141434681.
Since it has a total of 2 prime factors.
6 , 8 , 99 , 56 , 295 , 793 , 426 , 6692 , 72823 , 19972 , 220166 , 798721 , 1872910 , 6581355 , 88775591 , 58107999 , 860808552 , 222994216 , 1790944287 , 5904524895
n×2
2545824258
n×3
3818736387
n×4
5091648516
n×5
6364560645
n÷2
636456064.5
n÷3
424304043
n÷3
318228032.25
n÷5
254582425.8
n2
1620305288155312641
n3
2.0625062539757E+27
n4
2.6253892268241E+36
n5
3.3418897901703E+45
2 √n35677.894122271
3 √n1083.7592275009
4 √n188.88592886256
5 √n66.215503375442
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
-1272912128 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 1272912129 can be divided by 4 positive divisors.
The sum of these divisors (counting 1272912129) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011110111110001100100000001
3
Ternary
10021201012122011200
4
Quaternary
1023313301210001
5
Quinary
10101331142004
6
Senary
330150531413
8
Octal
11367614401
10
Decimal
1272912129
12
Duodecimal
2b6366b69
16
Hexadecimal
4bdf1901
20
Vigesimal
jhfe069
36
Base36
l1uxa9
md5
e69b805a25c3d039319c5a1ce3de98ea
sha1
b45b9b332e3b1f6054fcdcee3e6c01342261f537
sha256
01cc0f8515d6fb8ae03237a01221c608ba3bf675d7f5fefcf0c55ec6e96c7b6d
sha512
325b50d571feb4ba9781c48d9df809e8ffbfad9613a07aa43471744dfabef22788b9e6a896b10afa9cd8865f6658efb47ff87a2f054f79db692b7d0d7e56c66a
ripemd-160
e9febc801237a6d546a329cee755e4011ef8eda2
Diameter
2545824258
Circumference
7997942786.2635
Area
5.0903391898414E+18
Volume
8.6394059939642E+27
Surface area
2.0361356759366E+19
Circumference
7997942786.2635
Perimeter
5091648516
Area
1620305288155312641
Diagonal
1800169596.541
Surface area
9.7218317289319E+18
Volume
2.0625062539757E+27
Space diagonal
2204748480.9987
Perimeter
3818736387
Area
7.0161277071438E+17
Altitude
1102374240.4993
Surface area
7.0161277071438E+17
Volume
2.4306869307098E+26
Height
600056532.18034