1388081 is an odd 7-digits prime number following 1388080
and preceding 1388082 . In scientific notation, it is written as 1.388081 × 10^6.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 1388080 positive integers (up to 1388081) that are relatively prime to 1388081.
1388081 has 2 divisors, whose sum is 1388082
The reverse of 1388081 is 1808831
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
one million three hundred eighty-eight thousand eighty-one
Scientific notation
1.388081 × 10^6
Engineering notation
1.388081 × 10^6
Prime Factorization
1388081
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
1388081
Product of the distinct prime numbers
The prime factorization of 1388081 is 1388081.
Since it has a total of 1 prime factors.
5 , 4 , 55 , 98 , 451 , 787 , 5784 , 6839 , 25708 , 63269 , 806170 , 677906 , 5114383 , 8090048 , 9351397 , 90705138 , 914975665 , 44231587 , 8372060841 , 9105928006
n×2
2776162
n×3
4164243
n×4
5552324
n×5
6940405
n÷2
694040.5
n÷3
462693.66666667
n÷3
347020.25
n÷5
277616.2
n2
1926768862561
n3
2674511249512535441
n4
3.7124382497346E+24
n5
5.1531649981299E+30
2 √n
1178.1684938921
3 √n
111.55052105347
4 √n
34.324459120168
5 √n
16.92321850633
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
1388082
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
694041
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1178.1689182795
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999985591629
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1388081 can be divided by 2 positive divisors.
The sum of these divisors (counting 1388081) is 1388082, the average is 694041.
Base
System
Value
2
Binary
101010010111000110001
3
Ternary
2121112002102
4
Quaternary
11102320301
5
Quinary
323404311
6
Senary
45430145
8
Octal
5227061
10
Decimal
1388081
12
Duodecimal
56b355
16
Hexadecimal
152e31
20
Vigesimal
8da41
36
Base36
tr1t
md5
ff0eca6ec124a4daa46b6bc76b4f6101
sha1
33cf2740005927881d788150e02e0bd827f98d64
sha256
7924f014370e45f495062ae5d5fb4bc58edaa139cca96dc3c2f45b38484f885a
sha512
e16c2161840eae48d7a5240ba91b637f0c91d70c0c43785db1829aa7c2a969a41b5a43e03dd2b2331da387acd8e5f9af80d8e7d1f4c3398d7fbd90c988cb6f24
ripemd-160
970d99667e0f9a1edbc68d8c572620d939c3e07b
Diameter
2776162
Circumference
8721570.1443751
Area
6053122903787.2
Volume
1.1202966524549E+19
Surface area
24212491615149
Circumference
8721570.1443751
Perimeter
5552324
Area
1926768862561
Diagonal
1963042.9758724
Surface area
11560613175366
Volume
2674511249512535441
Space diagonal
2404226.817021
Perimeter
4164243
Area
834315391099.34
Altitude
1202113.4085105
Surface area
834315391099.34
Volume
3.1519417348167E+17
Height
654347.65862414