12987802 is an even 8-digits composite number following 12987801
and preceding 12987803 . In scientific notation, it is written as 1.2987802 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 6456192 positive integers (up to 12987802) that are relatively prime to 12987802.
12987802 has 8 divisors, whose sum is 19594836
The reverse of 12987802 is 20878921
Previous prime number is 173
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million nine hundred eighty-seven thousand eight hundred two
Scientific notation
1.2987802 × 10^7
Engineering notation
1.2987802 × 10^6
Prime Factorization
2 × 173 × 37537
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12987802
Product of the distinct prime numbers
The prime factorization of 12987802 is 2 × 173 × 37537.
Since it has a total of 3 prime factors.
8 , 6 , 38 , 12 , 345 , 367 , 1269 , 5979 , 64557 , 17285 , 365411 , 212324 , 2323710 , 4865494 , 99229442 , 20402193 , 280205782 , 200300755 , 6286568376 , 4353622954
n×2
25975604
n×3
38963406
n×4
51951208
n×5
64939010
n÷2
6493901
n÷3
4329267.3333333
n÷3
3246950.5
n÷5
2597560.4
n2
168683000791204
n3
2.190821415042E+21
n4
2.8453954755925E+28
n5
3.6955433048692E+35
2 √n
3603.8593202288
3 √n
235.05990324409
4 √n
60.032152387107
5 √n
26.467147143308
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
-12987801
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 12987802 can be divided by 8 positive divisors.
The sum of these divisors (counting 12987802) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001100010110110011010
3
Ternary
220102211220201
4
Quaternary
301202312122
5
Quinary
11311102202
6
Senary
1142212414
8
Octal
61426632
10
Decimal
12987802
12
Duodecimal
442410a
16
Hexadecimal
c62d9a
20
Vigesimal
4139a2
36
Base36
7qdga
md5
6c88e9f00ab3d3ac0fb9e45e6da7febf
sha1
30e6e8802bf78140b1bcb0061c83bb9430200e03
sha256
fbc02fd2ab823bfe15065c3a2b41e944e33d869119b7cd40a06fbfca01a52b5e
sha512
1936c795eb79851b5dec2a4a404ca7202cc9f4b1d103bcb9e7c2870598cb1eea48b76675a6f6a5cf3442bae2b3da8f835a366afdcf8e57583a27794a740f8b1d
ripemd-160
690f82d913afb39299f267fc3266477a64af6c8c
Diameter
25975604
Circumference
81604766.698958
Area
5.2993327607113E+14
Volume
9.1768912837642E+21
Surface area
2.1197331042845E+15
Circumference
81604766.698958
Perimeter
51951208
Area
168683000791204
Diagonal
18367525.733816
Surface area
1012098004747224
Volume
2.190821415042E+21
Space diagonal
22495532.942645
Perimeter
38963406
Area
73041881935887
Altitude
11247766.471322
Surface area
73041881935887
Volume
2.5819077982415E+20
Height
6122508.5779388