1385215 is an odd 7-digits composite number following 1385214
and preceding 1385216 . In scientific notation, it is written as 1.385215 × 10^6.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 1008000 positive integers (up to 1385215) that are relatively prime to 1385215.
1385215 has 16 divisors, whose sum is 1816416
The reverse of 1385215 is 5125831
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 25
Digital Root 7
Name
one million three hundred eighty-five thousand two hundred fifteen
Scientific notation
1.385215 × 10^6
Engineering notation
1.385215 × 10^6
Prime Factorization
5 × 13 × 211 × 101
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1385215
Product of the distinct prime numbers
The prime factorization of 1385215 is 5 × 13 × 211 × 101.
Since it has a total of 4 prime factors.
5 , 3 , 9 , 50 , 187 , 168 , 5465 , 2311 , 76374 , 2373 , 595618 , 288903 , 9612009 , 3061411 , 84063997 , 71865096 , 226346902 , 32994129 , 8399553999 , 8775265623
n×2
2770430
n×3
4155645
n×4
5540860
n×5
6926075
n÷2
692607.5
n÷3
461738.33333333
n÷3
346303.75
n÷5
277043
n2
1918820596225
n3
2657979072199813375
n4
3.6818724804973E+24
n5
5.100184988072E+30
2 √n
1176.9515707964
3 √n
111.47369458606
4 √n
34.306727777454
5 √n
16.916224382626
1 , 5 , 13 , 65 , 101 , 211 , 505 , 1055 , 1313 , 2743 , 6565 , 13715 , 21311 , 106555 , 277043 , 1385215
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
-1385214
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 1385215 can be divided by 16 positive divisors.
The sum of these divisors (counting 1385215) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101010010001011111111
3
Ternary
2121101011021
4
Quaternary
11102023333
5
Quinary
323311330
6
Senary
45405011
8
Octal
5221377
10
Decimal
1385215
12
Duodecimal
569767
16
Hexadecimal
1522ff
20
Vigesimal
8d30f
36
Base36
tou7
md5
58ba5b93a377ea669dba2d57fd6ef818
sha1
ea4f0228d7ee19155742ee8a1e71f271f7964e69
sha256
5f839a320034ed8a7de28fab5e5d7ac24784d145b8c7aaf66a5b2e03996fcc02
sha512
3e88e7deef230db985b5d2ba2410a3604dd9d05205fb5555e0067f56ce8bbc10ff8dd0660c17526cdc9f90e39de7610ee06a7890302f4b411c4a68f710639a06
ripemd-160
ad26a2e38c91bc2a8758fdec30ef7b423dcbff8a
Diameter
2770430
Circumference
8703562.5352848
Area
6028152688657.2
Volume
1.1133716702158E+19
Surface area
24112610754629
Circumference
8703562.5352848
Perimeter
5540860
Area
1918820596225
Diagonal
1958989.8398026
Surface area
11512923577350
Volume
2657979072199813375
Space diagonal
2399262.7594065
Perimeter
4155645
Area
830873690817.83
Altitude
1199631.3797033
Surface area
830873690817.83
Volume
3.1324583770074E+17
Height
652996.61326755