12145871 is an odd 8-digits composite number following 12145870
and preceding 12145872 . In scientific notation, it is written as 1.2145871 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 11431392 positive integers (up to 12145871) that are relatively prime to 12145871.
12145871 has 4 divisors, whose sum is 12860352
The reverse of 12145871 is 17854121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million one hundred forty-five thousand eight hundred seventy-one
Scientific notation
1.2145871 × 10^7
Engineering notation
1.2145871 × 10^6
Prime Factorization
17 × 714463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12145871
Product of the distinct prime numbers
The prime factorization of 12145871 is 17 × 714463.
Since it has a total of 2 prime factors.
8 , 7 , 69 , 79 , 817 , 473 , 7410 , 9568 , 31197 , 38304 , 164546 , 356813 , 2803266 , 3372058 , 19961581 , 89218053 , 21087903 , 931065440 , 68912099 , 599463342
n×2
24291742
n×3
36437613
n×4
48583484
n×5
60729355
n÷2
6072935.5
n÷3
4048623.6666667
n÷3
3036467.75
n÷5
2429174.2
n2
147522182348641
n3
1.7917853964451E+21
n4
2.1762794284906E+28
n5
2.64328091984E+35
2 √n
3485.0926816944
3 √n
229.86678486097
4 √n
59.034673554568
5 √n
26.114741594197
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
-12145870
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 12145871 can be divided by 4 positive divisors.
The sum of these divisors (counting 12145871) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110010101010011001111
3
Ternary
211212002000002
4
Quaternary
232111103033
5
Quinary
11102131441
6
Senary
1112154515
8
Octal
56252317
10
Decimal
12145871
12
Duodecimal
4098a3b
16
Hexadecimal
b954cf
20
Vigesimal
3fi4db
36
Base36
78btb
md5
ffb18b1d3c8d1347750aed185cfa0f55
sha1
7144b93bd46c5fcfc5913ebd6374b123823f6648
sha256
9a67dd38d1d85ac1450970873fb2a9eae43db9b3b2955100651defc524016dec
sha512
36464b66db1b3d08782030d4e61ad547a99bd6198a036946b78140a307014b0c10a605ace52f4172a56486ad7b31d9740ba876fa867ff9c84a0ede3bff4caed7
ripemd-160
ba690e185b9a5f70cad76c40daeccc570e03bc8d
Diameter
24291742
Circumference
76314758.210099
Area
4.6345460430802E+14
Volume
7.5054131177084E+21
Surface area
1.8538184172321E+15
Circumference
76314758.210099
Perimeter
48583484
Area
147522182348641
Diagonal
17176855.495034
Surface area
885133094091846
Volume
1.7917853964451E+21
Space diagonal
21037265.674177
Perimeter
36437613
Area
63878978767822
Altitude
10518632.837089
Surface area
63878978767822
Volume
2.1116393404289E+20
Height
5725618.4983447