12542220 is an even 8-digits composite number following 12542219
and preceding 12542221 . In scientific notation, it is written as 1.2542220 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 3285120 positive integers (up to 12542220) that are relatively prime to 12542220.
12542220 has 12 divisors, whose sum is 21975744
The reverse of 12542220 is 02224521
Previous prime number is 2655
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twelve million five hundred forty-two thousand two hundred twenty
Scientific notation
1.2542220 × 10^7
Engineering notation
1.2542220 × 10^6
Prime Factorization
2 × 2 × 2655 × 1181
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6271110
Product of the distinct prime numbers
The prime factorization of 12542220 is 2 × 2 × 2655 × 1181.
Since it has a total of 4 prime factors.
4 , 7 , 81 , 81 , 361 , 188 , 7416 , 5488 , 5861 , 61404 , 394770 , 577861 , 6935580 , 9641367 , 10723055 , 83698199 , 215652400 , 817433192 , 2329915260 , 9165305478
n×2
25084440
n×3
37626660
n×4
50168880
n×5
62711100
n÷2
6271110
n÷3
4180740
n÷3
3135555
n÷5
2508444
n2
157307282528400
n3
1.9729825450733E+21
n4
2.474558113647E+28
n5
3.1036452264145E+35
2 √n
3541.499682338
3 √n
232.34043856054
4 √n
59.510500605674
5 √n
26.282996842001
1 , 2 , 4 , 1181 , 2362 , 2655 , 4724 , 5310 , 10620 , 3135555 , 6271110 , 12542220
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12542219
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12542220 can be divided by 12 positive divisors.
The sum of these divisors (counting 12542220) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111110110000100001100
3
Ternary
212121012200200
4
Quaternary
233312010030
5
Quinary
11202322340
6
Senary
1124453500
8
Octal
57660414
10
Decimal
12542220
12
Duodecimal
424a290
16
Hexadecimal
bf610c
20
Vigesimal
3i7fb0
36
Base36
7gtn0
md5
961e573de3efccc3c3832725f399767c
sha1
54fb1a836d44a6da4726ed10358202721ed6eec7
sha256
d8558a931489d7adb4bb614da3acec3d96ed58f937a5ac742c8ebb003aef93f4
sha512
af2463bd2aa4f9044467bb7a1964adce361f7f196698ab1c50d69a957aeea6526495ea8ffee3b3eb6b8dde59ff932ef683a1882d3246cc15514aa7d866220d0c
ripemd-160
ba28f609493af81ae8a8823fb40b030be9f5823b
Diameter
25084440
Circumference
78805092.423414
Area
4.941954031474E+14
Volume
8.2644099590178E+21
Surface area
1.9767816125896E+15
Circumference
78805092.423414
Perimeter
50168880
Area
157307282528400
Diagonal
17737377.626267
Surface area
943843695170400
Volume
1.9729825450733E+21
Space diagonal
21723762.279707
Perimeter
37626660
Area
68116051434945
Altitude
10861881.139853
Surface area
68116051434945
Volume
2.3251822279734E+20
Height
5912459.2087557