12387866 is an even 8-digits composite number following 12387865
and preceding 12387867 . In scientific notation, it is written as 1.2387866 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 5829568 positive integers (up to 12387866) that are relatively prime to 12387866.
12387866 has 8 divisors, whose sum is 19674900
The reverse of 12387866 is 66878321
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million three hundred eighty-seven thousand eight hundred sixty-six
Scientific notation
1.2387866 × 10^7
Engineering notation
1.2387866 × 10^6
Prime Factorization
2 × 17 × 364349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12387866
Product of the distinct prime numbers
The prime factorization of 12387866 is 2 × 17 × 364349.
Since it has a total of 3 prime factors.
3 , 5 , 28 , 40 , 260 , 58 , 3526 , 6933 , 35458 , 87143 , 123169 , 457718 , 7392064 , 2487985 , 6716909 , 60047113 , 727969637 , 305138079 , 1894308444 , 6844098371
n×2
24775732
n×3
37163598
n×4
49551464
n×5
61939330
n÷2
6193933
n÷3
4129288.6666667
n÷3
3096966.5
n÷5
2477573.2
n2
153459224033956
n3
1.9010323037966E+21
n4
2.3549733441104E+28
n5
2.9173094220411E+35
2 √n
3519.640038413
3 √n
231.3833829002
4 √n
59.326554243551
5 √n
26.217984343764
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
-12387865
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 12387866 can be divided by 8 positive divisors.
The sum of these divisors (counting 12387866) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111010000011000011010
3
Ternary
212022100221212
4
Quaternary
233100120122
5
Quinary
11132402431
6
Senary
1121303122
8
Octal
57203032
10
Decimal
12387866
12
Duodecimal
4194aa2
16
Hexadecimal
bd061a
20
Vigesimal
3h89d6
36
Base36
7dije
md5
2c4002471db0a7082051aea9666584dc
sha1
6edd8d95e4e6762c86944de09cf2837d404abe48
sha256
17620c1e664cca531adcfe7a2091c80db1e67045e4e9d5dd7508332bf95418c7
sha512
fb84e5265a73d3b9d7b8883bed19c5c060c5ebe46880f5f545ee18ea8db0408e4457984f81a72ecf2d2b14ded235c361f0b089576fad0f2a46712b4b7d5341c7
ripemd-160
05d49ed1e2b7784e676429453f8064de56a5c4e1
Diameter
24775732
Circumference
77835257.63851
Area
4.8210637085067E+14
Volume
7.9630254931258E+21
Surface area
1.9284254834027E+15
Circumference
77835257.63851
Perimeter
49551464
Area
153459224033956
Diagonal
17519088.106061
Surface area
920755344203736
Volume
1.9010323037966E+21
Space diagonal
21456413.309355
Perimeter
37163598
Area
66449793229227
Altitude
10728206.654678
Surface area
66449793229227
Volume
2.2403880554488E+20
Height
5839696.0353535