1388265 is an odd 7-digits composite number following 1388264
and preceding 1388266 . In scientific notation, it is written as 1.388265 × 10^6.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 740400 positive integers (up to 1388265) that are relatively prime to 1388265.
1388265 has 4 divisors, whose sum is 1480832
The reverse of 1388265 is 5628831
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
one million three hundred eighty-eight thousand two hundred sixty-five
Scientific notation
1.388265 × 10^6
Engineering notation
1.388265 × 10^6
Prime Factorization
15 × 92551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1388265
Product of the distinct prime numbers
The prime factorization of 1388265 is 15 × 92551.
Since it has a total of 2 prime factors.
9 , 9 , 82 , 62 , 227 , 237 , 1987 , 3936 , 19068 , 65722 , 184024 , 626984 , 5354549 , 7504343 , 91782692 , 10136713 , 329705283 , 764835980 , 1805661432 , 9792192498
n×2
2776530
n×3
4164795
n×4
5553060
n×5
6941325
n÷2
694132.5
n÷3
462755
n÷3
347066.25
n÷5
277653
n2
1927279710225
n3
2675574966915509625
n4
3.714407081445E+24
n5
5.1565813469222E+30
2 √n
1178.2465786074
3 √n
111.55544977377
4 √n
34.325596551369
5 √n
16.923667141116
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1388264
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1388265 can be divided by 4 positive divisors.
The sum of these divisors (counting 1388265) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010010111011101001
3
Ternary
2121112100020
4
Quaternary
11102323221
5
Quinary
323411030
6
Senary
45431053
8
Octal
5227351
10
Decimal
1388265
12
Duodecimal
56b489
16
Hexadecimal
152ee9
20
Vigesimal
8dad5
36
Base36
tr6x
md5
c25ff17160bc4604fe3bb33759a484f3
sha1
e814974bdfd7a965eb10f319cfd78c36321d3e74
sha256
774d1518aa44619e9c0404a91d1c72ffc711b895f7f895c63fefbf9b19be167f
sha512
fc05a0d7f78349887890e9b3d9b276a070ab2154d3388f3a38417864776fdbd79868edc571814c147e089f90ab1277f2d6efca37531bbfc08385563c42254db1
ripemd-160
d3407f018c735483fd11d0d47062e02df9e3cc5d
Diameter
2776530
Circumference
8722726.2504717
Area
6054727779055.5
Volume
1.1207422213587E+19
Surface area
24218911116222
Circumference
8722726.2504717
Perimeter
5553060
Area
1927279710225
Diagonal
1963303.1911679
Surface area
11563678261350
Volume
2675574966915509625
Space diagonal
2404545.5143696
Perimeter
4164795
Area
834536594626.58
Altitude
1202272.7571848
Surface area
834536594626.58
Volume
3.1531953377982E+17
Height
654434.39705596