2731389 is an odd 7-digits composite number following 2731388
and preceding 2731390 . In scientific notation, it is written as 2.731389 × 10^6.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 1762992 positive integers (up to 2731389) that are relatively prime to 2731389.
2731389 has 16 divisors, whose sum is 3760128
The reverse of 2731389 is 9831372
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
two million seven hundred thirty-one thousand three hundred eighty-nine
Scientific notation
2.731389 × 10^6
Engineering notation
2.731389 × 10^6
Prime Factorization
3 × 107 × 67 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2731389
Product of the distinct prime numbers
The prime factorization of 2731389 is 3 × 107 × 67 × 127.
Since it has a total of 4 prime factors.
4 , 3 , 93 , 81 , 922 , 596 , 1924 , 7601 , 59848 , 5223 , 521555 , 755079 , 6154479 , 9711995 , 30148848 , 26338907 , 219604393 , 528582901 , 2592259123 , 3104491426
n×2
5462778
n×3
8194167
n×4
10925556
n×5
13656945
n÷2
1365694.5
n÷3
910463
n÷3
682847.25
n÷5
546277.8
n2
7460485869321
n3
2.0377489038119E+19
n4
5.5658849406338E+25
n5
1.5202596902113E+32
2 √n
1652.6914412557
3 √n
139.78519780814
4 √n
40.653307875937
5 √n
19.376561504953
1 , 3 , 67 , 107 , 127 , 201 , 321 , 381 , 7169 , 8509 , 13589 , 21507 , 25527 , 40767 , 910463 , 2731389
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2731388
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2731389 can be divided by 16 positive divisors.
The sum of these divisors (counting 2731389) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010011010110101111101
3
Ternary
12010202202120
4
Quaternary
22122311331
5
Quinary
1144401024
6
Senary
134313153
8
Octal
12326575
10
Decimal
2731389
12
Duodecimal
ab87b9
16
Hexadecimal
29ad7d
20
Vigesimal
h1899
36
Base36
1mjjx
md5
e1b11503a9215f5fd8b0ed65b4e79756
sha1
b276a78cf6c9882c7d4e48a5275f564724beaaaf
sha256
3aa2bab809b762350e93eb3dfd8db8d066f6dd3352933080b00bb90e2d752d3f
sha512
fa4f756a2bc0de2bab8b4dc29f9e2a09133ee567ea7ebcc42435e24b732515e1322b73f5adace9ab7b8f8dea8c5ceaf5bcb1f9054d50b3c29cf57133c170593b
ripemd-160
58147edc9804370841dfd17db1fd73aede8f5d5b
Diameter
5462778
Circumference
17161823.232992
Area
23437807599269
Volume
8.5357026481014E+19
Surface area
93751230397077
Circumference
17161823.232992
Perimeter
10925556
Area
7460485869321
Diagonal
3862767.3679167
Surface area
44762915215926
Volume
2.0377489038119E+19
Space diagonal
4730904.5232347
Perimeter
8194167
Area
3230485143703.4
Altitude
2365452.2616174
Surface area
3230485143703.4
Volume
2.4015101137347E+18
Height
1287589.1226389