1272510145 is an odd 10-digits composite number following 1272510144
and preceding 1272510146 . In scientific notation, it is written as 1.272510145 × 10^9.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 1008668160 positive integers (up to 1272510145) that are relatively prime to 1272510145.
1272510145 has 8 divisors, whose sum is 1541022120
The reverse of 1272510145 is 5410152721
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 28
Digital Root 1
Name
one billion two hundred seventy-two million five hundred ten thousand one hundred forty-five
Scientific notation
1.272510145 × 10^9
Engineering notation
1.272510145 × 10^9
Prime Factorization
5 × 109 × 2334881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1272510145
Product of the distinct prime numbers
The prime factorization of 1272510145 is 5 × 109 × 2334881.
Since it has a total of 3 prime factors.
2 , 7 , 24 , 12 , 106 , 276 , 6817 , 6538 , 4860 , 16948 , 390624 , 886159 , 9435940 , 2604562 , 91937439 , 96594681 , 712870257 , 879760082 , 8619520784 , 5034115539
n×2
2545020290
n×3
3817530435
n×4
5090040580
n×5
6362550725
n÷2
636255072.5
n÷3
424170048.33333
n÷3
318127536.25
n÷5
254502029
n2
1619282069127921025
n3
2.0605528605819E+27
n4
2.6220744193992E+36
n5
3.3366162996305E+45
2 √n
35672.260161083
3 √n
1083.6451322367
4 √n
188.87101461337
5 √n
66.211320693031
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1272510144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1272510145 can be divided by 8 positive divisors.
The sum of these divisors (counting 1272510145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011110110001111011011000001
3
Ternary
10021200110012202101
4
Quaternary
1023312033123001
5
Quinary
10101230311040
6
Senary
330134150401
8
Octal
11366173301
10
Decimal
1272510145
12
Duodecimal
2b61b2401
16
Hexadecimal
4bd8f6c1
20
Vigesimal
jhd3f75
36
Base36
l1mb41
md5
71723e3cdb19a78f5cb07b49a5770786
sha1
028550665328165d7b584a3042eeeb2fa2b14493
sha256
e41f0ed78114895a861ea372bd809971d7e380d7ec5b785d38787770f7688c2d
sha512
922bbf521962d5a9fd09d9309eef8b603051c57b2a2edc04ad72363ff4e202c8091b30ec27058b2125f622b18c2325847159ffedf1d2f1abe63f4eb1c6c5421c
ripemd-160
13716343fc2bb6f57c32b9c8a8f8224b247bd218
Diameter
2545020290
Circumference
7995417046.301
Area
5.087124652462E+18
Volume
8.6312236388499E+27
Surface area
2.0348498609848E+19
Circumference
7995417046.301
Perimeter
5090040580
Area
1619282069127921025
Diagonal
1799601105.3164
Surface area
9.7156924147675E+18
Volume
2.0605528605819E+27
Space diagonal
2204052224.2868
Perimeter
3817530435
Area
7.011697038787E+17
Altitude
1102026112.1434
Surface area
7.011697038787E+17
Volume
2.428384834518E+26
Height
599867035.10545