12145418 is an even 8-digits composite number following 12145417
and preceding 12145419 . In scientific notation, it is written as 1.2145418 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 6067180 positive integers (up to 12145418) that are relatively prime to 12145418.
12145418 has 8 divisors, whose sum is 18234720
The reverse of 12145418 is 81454121
Previous prime number is 4019
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million one hundred forty-five thousand four hundred eighteen
Scientific notation
1.2145418 × 10^7
Engineering notation
1.2145418 × 10^6
Prime Factorization
2 × 4019 × 1511
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12145418
Product of the distinct prime numbers
The prime factorization of 12145418 is 2 × 4019 × 1511.
Since it has a total of 3 prime factors.
9 , 7 , 42 , 68 , 319 , 573 , 3511 , 7898 , 60918 , 23000 , 995014 , 332881 , 3841392 , 5852770 , 44769053 , 32446368 , 496548294 , 978954719 , 1034280425 , 152571732
n×2
24290836
n×3
36436254
n×4
48581672
n×5
60727090
n÷2
6072709
n÷3
4048472.6666667
n÷3
3036354.5
n÷5
2429083.6
n2
147511178394724
n3
1.7915849212765E+21
n4
2.17595477514E+28
n5
2.6427880293171E+35
2 √n
3485.0276899904
3 √n
229.86392707365
4 √n
59.034123098344
5 √n
26.114546792944
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
-12145417
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 12145418 can be divided by 8 positive divisors.
The sum of these divisors (counting 12145418) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010101001100001010
3
Ternary
211212001101022
4
Quaternary
232111030022
5
Quinary
11102123133
6
Senary
1112152442
8
Octal
56251412
10
Decimal
12145418
12
Duodecimal
4098722
16
Hexadecimal
b9530a
20
Vigesimal
3fi3ai
36
Base36
78bgq
md5
bbb78edba1a4d546d2f550212cfaf00e
sha1
1c5a05cc213f086449fe2f917f7b7cc56064e38c
sha256
31301fc4fa041ee6fe71c5a98daf675f73b4f24112a581d2ddfda6dafe38ba31
sha512
3bddac0c1b74de6742134c1ac14c4caea78c7a1222323b1af087517c7eb5a50b8cfc98ddfb749149f519e5712ee31208276e6fc3b05bba89113528bfe416d943
ripemd-160
67d223fe9ba8a53ccf226aa05a7ee3d4988edee3
Diameter
24290836
Circumference
76311911.927154
Area
4.6342003436724E+14
Volume
7.504573369286E+21
Surface area
1.853680137469E+15
Circumference
76311911.927154
Perimeter
48581672
Area
147511178394724
Diagonal
17176214.85629
Surface area
885067070368344
Volume
1.7915849212765E+21
Space diagonal
21036481.055162
Perimeter
36436254
Area
63874213916005
Altitude
10518240.527581
Surface area
63874213916005
Volume
2.111403078177E+20
Height
5725404.9520968