1388660 is an even 7-digits composite number following 1388659
and preceding 1388661 . In scientific notation, it is written as 1.388660 × 10^6.
The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors.
There are 435456 positive integers (up to 1388660) that are relatively prime to 1388660.
1388660 has 24 divisors, whose sum is 2541000
The reverse of 1388660 is 0668831
Previous prime number is 49
Is Prime? no
Number parity even
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million three hundred eighty-eight thousand six hundred sixty
Scientific notation
1.388660 × 10^6
Engineering notation
1.388660 × 10^6
Prime Factorization
2 × 2 × 65 × 49 × 109
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
694330
Product of the distinct prime numbers
The prime factorization of 1388660 is 2 × 2 × 65 × 49 × 109.
Since it has a total of 5 prime factors.
2 , 10 , 72 , 8 , 537 , 12 , 5904 , 7881 , 14052 , 24710 , 821434 , 971344 , 4611197 , 6292814 , 49748024 , 59639304 , 127825293 , 549813706 , 78777153 , 2298635772
n×2
2777320
n×3
4165980
n×4
5554640
n×5
6943300
n÷2
694330
n÷3
462886.66666667
n÷3
347165
n÷5
277732
n2
1928376595600
n3
2677859443245896000
n4
3.7186362944578E+24
n5
5.1639214766618E+30
2 √n
1178.4141886451
3 √n
111.56602897974
4 √n
34.328037937596
5 √n
16.924630082318
1 , 2 , 4 , 49 , 65 , 98 , 109 , 130 , 196 , 218 , 260 , 436 , 3185 , 5341 , 6370 , 7085 , 10682 , 12740 , 14170 , 21364 , 28340 , 347165 , 694330 , 1388660
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1388659
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1388660 can be divided by 24 positive divisors.
The sum of these divisors (counting 1388660) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101010011000001110100
3
Ternary
2121112212212
4
Quaternary
11103001310
5
Quinary
323414120
6
Senary
45432552
8
Octal
5230164
10
Decimal
1388660
12
Duodecimal
56b758
16
Hexadecimal
153074
20
Vigesimal
8dbd0
36
Base36
trhw
md5
538d2696cbfd74a21932714efff23625
sha1
ea777c3c851e20ee96cfc55bf0dd7d2cfef3bad3
sha256
4254ab3c378cd78bd36d881749412a568ea482c3eaa445a9519703b773974f6a
sha512
2bc06952a7ccc944b3b4854b0fb63fd3ffc1674413761326ee3112b78178f47e7dcbf4aabb4cff52e63b8c0f74d85e991a50110dcd623b4de11d13a3109f3b22
ripemd-160
a358c24eb913c02a8f4007c0f2eff181deea9c94
Diameter
2777320
Circumference
8725208.108668
Area
6058173746091.5
Volume
1.1216991405663E+19
Surface area
24232694984366
Circumference
8725208.108668
Perimeter
5554640
Area
1928376595600
Diagonal
1963861.805525
Surface area
11570259573600
Volume
2677859443245896000
Space diagonal
2405229.6744386
Perimeter
4165980
Area
835011559926.48
Altitude
1202614.8372193
Surface area
835011559926.48
Volume
3.1558876189727E+17
Height
654620.60184167