13071978 is an even 8-digits composite number following 13071977
and preceding 13071979 . In scientific notation, it is written as 1.3071978 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 4357320 positive integers (up to 13071978) that are relatively prime to 13071978.
13071978 has 8 divisors, whose sum is 21786660
The reverse of 13071978 is 87917031
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirteen million seventy-one thousand nine hundred seventy-eight
Scientific notation
1.3071978 × 10^7
Engineering notation
1.3071978 × 10^6
Prime Factorization
2 × 9 × 726221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13071978
Product of the distinct prime numbers
The prime factorization of 13071978 is 2 × 9 × 726221.
Since it has a total of 3 prime factors.
10 , 9 , 86 , 88 , 748 , 377 , 735 , 7020 , 69369 , 97179 , 439596 , 962568 , 8826517 , 7642165 , 55324220 , 50668553 , 490813132 , 934730910 , 1832989539 , 3169662312
n×2
26143956
n×3
39215934
n×4
52287912
n×5
65359890
n÷2
6535989
n÷3
4357326
n÷3
3267994.5
n÷5
2614395.6
n2
170876608832484
n3
2.2336952713728E+21
n4
2.919881544609E+28
n5
3.8168627313735E+35
2 √n
3615.5190498738
3 √n
235.56663023298
4 √n
60.129186339695
5 √n
26.501366100316
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
-13071977
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 13071978 can be divided by 8 positive divisors.
The sum of these divisors (counting 13071978) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001110111011001101010
3
Ternary
220121010101100
4
Quaternary
301313121222
5
Quinary
11321300403
6
Senary
1144102230
8
Octal
61673152
10
Decimal
13071978
12
Duodecimal
4464976
16
Hexadecimal
c7766a
20
Vigesimal
41djii
36
Base36
7s6ei
md5
e708773379fbcebef45fbe30005f3907
sha1
c2d950fff48e7283d215a3fa8a057273d7a56f2b
sha256
bf32bfeba2967425e66d7a8992d5766dad45b441283f76778f03904c1c2343b4
sha512
78ed01bca0e08ef16e94bb567b618b7decde6b9afb43f52d5f5a455f6ef77f3989c71c07df7f955235fc37f8633549c047b1de1d0558cd334e0ed63de80c71f9
ripemd-160
01c6bb7b7582a4753bd3687b6fed24d15712a9c8
Diameter
26143956
Circumference
82133660.105375
Area
5.3682469897847E+14
Volume
9.3564808732042E+21
Surface area
2.1472987959139E+15
Circumference
82133660.105375
Perimeter
52287912
Area
170876608832484
Diagonal
18486568.574643
Surface area
1025259652994904
Volume
2.2336952713728E+21
Space diagonal
22641330.051423
Perimeter
39215934
Area
73991742080734
Altitude
11320665.025711
Surface area
73991742080734
Volume
2.6324351224868E+20
Height
6162189.5248809