12388487 is an odd 8-digits prime number following 12388486
and preceding 12388488 . In scientific notation, it is written as 1.2388487 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 12388486 positive integers (up to 12388487) that are relatively prime to 12388487.
12388487 has 2 divisors, whose sum is 12388488
The reverse of 12388487 is 78488321
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million three hundred eighty-eight thousand four hundred eighty-seven
Scientific notation
1.2388487 × 10^7
Engineering notation
1.2388487 × 10^6
Prime Factorization
12388487
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12388487
Product of the distinct prime numbers
The prime factorization of 12388487 is 12388487.
Since it has a total of 1 prime factors.
2 , 6 , 36 , 54 , 789 , 776 , 4418 , 579 , 77174 , 83032 , 666973 , 630889 , 9644277 , 6463916 , 74293499 , 81926211 , 968655590 , 900287500 , 3073429006 , 7725050363
n×2
24776974
n×3
37165461
n×4
49553948
n×5
61942435
n÷2
6194243.5
n÷3
4129495.6666667
n÷3
3097121.75
n÷5
2477697.4
n2
153474610149169
n3
1.901318212663E+21
n4
2.3554455960439E+28
n5
2.9180407145798E+35
2 √n
3519.7282565562
3 √n
231.38724922875
4 √n
59.327297735159
5 √n
26.218247198428
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12388488
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6194244
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3519.7283986126
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998385598
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12388487 can be divided by 2 positive divisors.
The sum of these divisors (counting 12388487) is 12388488, the average is 6194244.
Base
System
Value
2
Binary
101111010000100010000111
3
Ternary
212022101210212
4
Quaternary
233100202013
5
Quinary
11132412422
6
Senary
1121310035
8
Octal
57204207
10
Decimal
12388487
12
Duodecimal
419531b
16
Hexadecimal
bd0887
20
Vigesimal
3h8b47
36
Base36
7dj0n
md5
113072ad1c3b618449821441fe74b506
sha1
c20f718628aad6d5639489dd0c1f022794588bef
sha256
dbb405d91f45b6d33fc0f6fca5d5ecf150028bbc60853c525d4c06b86032cad7
sha512
9f2ca7d559144dc966e9ccae49168516ed972268252f8b6090d090cf18b67e0ae16a7747e6d24a9fa9286aa6989915c7f99cdc63224f5267e7c239285a38b721
ripemd-160
3deb50dfaaa3bd4e8678e8288d23782c1bedb740
Diameter
24776974
Circumference
77839159.496585
Area
4.8215470775719E+14
Volume
7.9642231053849E+21
Surface area
1.9286188310287E+15
Circumference
77839159.496585
Perimeter
49553948
Area
153474610149169
Diagonal
17519966.332683
Surface area
920847660895014
Volume
1.901318212663E+21
Space diagonal
21457488.912907
Perimeter
37165461
Area
66456455612547
Altitude
10728744.456453
Surface area
66456455612547
Volume
2.2407250022792E+20
Height
5839988.7775609