12291287 is an odd 8-digits prime number following 12291286
and preceding 12291288 . In scientific notation, it is written as 1.2291287 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 12291286 positive integers (up to 12291287) that are relatively prime to 12291287.
12291287 has 2 divisors, whose sum is 12291288
The reverse of 12291287 is 78219221
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million two hundred ninety-one thousand two hundred eighty-seven
Scientific notation
1.2291287 × 10^7
Engineering notation
1.2291287 × 10^6
Prime Factorization
12291287
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12291287
Product of the distinct prime numbers
The prime factorization of 12291287 is 12291287.
Since it has a total of 1 prime factors.
9 , 9 , 64 , 54 , 484 , 630 , 1373 , 6515 , 45150 , 34708 , 908061 , 541055 , 9435626 , 1177054 , 60276349 , 16186463 , 218767158 , 883273694 , 4918891914 , 2047897268
n×2
24582574
n×3
36873861
n×4
49165148
n×5
61456435
n÷2
6145643.5
n÷3
4097095.6666667
n÷3
3072821.75
n÷5
2458257.4
n2
151075736116369
n3
1.8569152313426E+21
n4
2.2823878043103E+28
n5
2.8053483548077E+35
2 √n
3505.8931814874
3 √n
230.78050525828
4 √n
59.210583357094
5 √n
26.176975824088
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12291288
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6145644
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3505.8933241044
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998372831
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12291287 can be divided by 2 positive divisors.
The sum of these divisors (counting 12291287) is 12291288, the average is 6145644.
Base
System
Value
2
Binary
101110111000110011010111
3
Ternary
212010110110212
4
Quaternary
232320303113
5
Quinary
11121310122
6
Senary
1115240035
8
Octal
56706327
10
Decimal
12291287
12
Duodecimal
414901b
16
Hexadecimal
bb8cd7
20
Vigesimal
3gg847
36
Base36
7bg0n
md5
178da9b69c8f7460b659dc79f78cd188
sha1
90b662af8fcb8bbe20877735f8afb714bb535b64
sha256
628cb445c43aa9db4ba433b43e4c9e0c9068f6b166344adea38573f58c602f09
sha512
08d6ae5c28868ed3287b8ddbb4bd99a1ec9c0f651079986c4fe486fb02409d4d21346f5b675d85d8e0883b2e21058290ff9f5e585ae646aaa22e931c7d88d82c
ripemd-160
dd02be4071f68090ee6687f959c4182d86bad653
Diameter
24582574
Circumference
77228433.884727
Area
4.7461842271886E+14
Volume
7.7782283321664E+21
Surface area
1.8984736908754E+15
Circumference
77228433.884727
Perimeter
49165148
Area
151075736116369
Diagonal
17382504.77442
Surface area
906454416698214
Volume
1.8569152313426E+21
Space diagonal
21289133.574411
Perimeter
36873861
Area
65417712686105
Altitude
10644566.787205
Surface area
65417712686105
Volume
2.1883955869515E+20
Height
5794168.25814