12987054 is an even 8-digits composite number following 12987053
and preceding 12987055 . In scientific notation, it is written as 1.2987054 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 4328964 positive integers (up to 12987054) that are relatively prime to 12987054.
12987054 has 12 divisors, whose sum is 21885864
The reverse of 12987054 is 45078921
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million nine hundred eighty-seven thousand fifty-four
Scientific notation
1.2987054 × 10^7
Engineering notation
1.2987054 × 10^6
Prime Factorization
2 × 9 × 9 × 80167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1443006
Product of the distinct prime numbers
The prime factorization of 12987054 is 2 × 9 × 9 × 80167.
Since it has a total of 4 prime factors.
10 , 10 , 8 , 92 , 355 , 303 , 3901 , 4926 , 49624 , 11805 , 280865 , 449521 , 5020096 , 9381889 , 40874231 , 56838496 , 490174154 , 462914463 , 2863517447 , 5241337841
n×2
25974108
n×3
38961162
n×4
51948216
n×5
64935270
n÷2
6493527
n÷3
4329018
n÷3
3246763.5
n÷5
2597410.8
n2
168663571598916
n3
2.190442912188E+21
n4
2.8447400384503E+28
n5
3.6944792495316E+35
2 √n
3603.7555410988
3 √n
235.05539059488
4 √n
60.031288017989
5 √n
26.466842274445
1 , 2 , 9 , 18 , 81 , 162 , 80167 , 160334 , 721503 , 1443006 , 6493527 , 12987054
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
-12987053
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 12987054 can be divided by 12 positive divisors.
The sum of these divisors (counting 12987054) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001100010101010101110
3
Ternary
220102210220000
4
Quaternary
301202222232
5
Quinary
11311041204
6
Senary
1142205130
8
Octal
61425256
10
Decimal
12987054
12
Duodecimal
44237a6
16
Hexadecimal
c62aae
20
Vigesimal
4137ce
36
Base36
7qcvi
md5
3e498f8c09bcad25bd1e2fec0d4fe0bf
sha1
10051320a0b7646c21f71c05d3e1528b39dfb03a
sha256
e2b513ae15db000bf4e91aab0a72dd617a3842dff17442b0d536d959f9fddc0c
sha512
f92e141ba2e101829428c26a027af4a97e9c8bbb5e4757982c4f6b57bb0bfb1a23c762c9edf64308eab34068d364fee74161466bece486cee864274f3894e487
ripemd-160
e2e55734911d68ffbd49dfb63ec4e00f3f2b9b66
Diameter
25974108
Circumference
81600066.876348
Area
5.2987223746337E+14
Volume
9.1753058147168E+21
Surface area
2.1194889498535E+15
Circumference
81600066.876348
Perimeter
51948216
Area
168663571598916
Diagonal
18366467.902072
Surface area
1011981429593496
Volume
2.190442912188E+21
Space diagonal
22494237.368641
Perimeter
38961162
Area
73033468848838
Altitude
11247118.68432
Surface area
73033468848838
Volume
2.5814617283502E+20
Height
6122155.9673573