12388215 is an odd 8-digits composite number following 12388214
and preceding 12388216 . In scientific notation, it is written as 1.2388215 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 5612544 positive integers (up to 12388215) that are relatively prime to 12388215.
12388215 has 8 divisors, whose sum is 12618240
The reverse of 12388215 is 51288321
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million three hundred eighty-eight thousand two hundred fifteen
Scientific notation
1.2388215 × 10^7
Engineering notation
1.2388215 × 10^6
Prime Factorization
105 × 127 × 929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12388215
Product of the distinct prime numbers
The prime factorization of 12388215 is 105 × 127 × 929.
Since it has a total of 3 prime factors.
10 , 10 , 24 , 51 , 186 , 914 , 8871 , 7528 , 62711 , 51288 , 333507 , 877986 , 7372059 , 169705 , 26168352 , 54980530 , 34216787 , 457007424 , 971682720 , 8499040761
n×2
24776430
n×3
37164645
n×4
49552860
n×5
61941075
n÷2
6194107.5
n÷3
4129405
n÷3
3097053.75
n÷5
2477643
n2
153467870886225
n3
1.9011929801308E+21
n4
2.3552387394351E+28
n5
2.9177203880451E+35
2 √n
3519.6896169975
3 √n
231.38555578029
4 √n
59.326972086881
5 √n
26.218132068536
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
-12388214
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 12388215 can be divided by 8 positive divisors.
The sum of these divisors (counting 12388215) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111010000011101110111
3
Ternary
212022101102210
4
Quaternary
233100131313
5
Quinary
11132410330
6
Senary
1121304503
8
Octal
57203567
10
Decimal
12388215
12
Duodecimal
4195133
16
Hexadecimal
bd0777
20
Vigesimal
3h8aaf
36
Base36
7dit3
md5
7c681b5a2a5c63d280efae5ad72b1a14
sha1
177976df53bc7bd34d6c304770def3698ac97d29
sha256
1f5483de2d6b1e44b9797c36cb47b2a9a104493906afbf9e01c46788341cbff6
sha512
e30a025463ca55a4de2ee6b9fce48af06df0fdc730f8f4d4aba5251a64bd0de9f0b3f0255f6842cfe173115d3b8abc204022fc9bc0a12ac36a7b27ee6be33378
ripemd-160
e10861697f15e403db1c56f45867ccf88188ebfa
Diameter
24776430
Circumference
77837450.470182
Area
4.8213353573823E+14
Volume
7.9636985325805E+21
Surface area
1.9285341429529E+15
Circumference
77837450.470182
Perimeter
49552860
Area
153467870886225
Diagonal
17519581.666594
Surface area
920807225317350
Volume
1.9011929801308E+21
Space diagonal
21457017.795087
Perimeter
37164645
Area
66453537426091
Altitude
10728508.897543
Surface area
66453537426091
Volume
2.2405774143246E+20
Height
5839860.5555313