13128465 is an odd 8-digits composite number following 13128464
and preceding 13128466 . In scientific notation, it is written as 1.3128465 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 5935104 positive integers (up to 13128465) that are relatively prime to 13128465.
13128465 has 32 divisors, whose sum is 24272640
The reverse of 13128465 is 56482131
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirteen million one hundred twenty-eight thousand four hundred sixty-five
Scientific notation
1.3128465 × 10^7
Engineering notation
1.3128465 × 10^6
Prime Factorization
3 × 5 × 7 × 97 × 1289
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
13128465
Product of the distinct prime numbers
The prime factorization of 13128465 is 3 × 5 × 7 × 97 × 1289.
Since it has a total of 5 prime factors.
4 , 7 , 9 , 9 , 182 , 325 , 8432 , 6221 , 2384 , 3244 , 760097 , 115646 , 1896905 , 7715009 , 63449026 , 142108 , 590568051 , 7691807 , 6519360116 , 4035147084
n×2
26256930
n×3
39385395
n×4
52513860
n×5
65642325
n÷2
6564232.5
n÷3
4376155
n÷3
3282116.25
n÷5
2625693
n2
172356593256225
n3
2.2627775020836E+21
n4
2.9706795238892E+28
n5
3.9000462155596E+35
2 √n
3623.3223704219
3 √n
235.90545504292
4 √n
60.194039326348
5 √n
26.524230303942
1 , 3 , 5 , 7 , 15 , 21 , 35 , 97 , 105 , 291 , 485 , 679 , 1289 , 1455 , 2037 , 3395 , 3867 , 6445 , 9023 , 10185 , 19335 , 27069 , 45115 , 125033 , 135345 , 375099 , 625165 , 875231 , 1875495 , 2625693 , 4376155 , 13128465
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13128464
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13128465 can be divided by 32 positive divisors.
The sum of these divisors (counting 13128465) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110010000101001100010001
3
Ternary
220200222212110
4
Quaternary
302011030101
5
Quinary
11330102330
6
Senary
1145215533
8
Octal
62051421
10
Decimal
13128465
12
Duodecimal
44915a9
16
Hexadecimal
c85311
20
Vigesimal
421135
36
Base36
7tdzl
md5
dae430c8b8d072dad030aaa594508562
sha1
54d9112b58c142bb4903b8cd9319c0043acb8f81
sha256
e451e1433e057d11f2110a0adc4b53ddd9ff81e24ccd1663026acf300fadc04a
sha512
f4abbe41e1ed9fe646b77e968de6c5d212150242a9cf60d5c5bb60b1baf309d084cfc797ec27e760425a7f156e90e42e1042d93b0ca92477abd8b212bf4ebe31
ripemd-160
3c83c8a37a8efadabe9f60a615a3c392407d7e65
Diameter
26256930
Circumference
82488578.393821
Area
5.4147420717152E+14
Volume
9.4783002363387E+21
Surface area
2.1658968286861E+15
Circumference
82488578.393821
Perimeter
52513860
Area
172356593256225
Diagonal
18566453.25614
Surface area
1034139559537350
Volume
2.2627775020836E+21
Space diagonal
22739168.40539
Perimeter
39385395
Area
74632594134816
Altitude
11369584.202695
Surface area
74632594134816
Volume
2.6667088600661E+20
Height
6188817.7520468