1381285 is an odd 7-digits composite number following 1381284
and preceding 1381286 . In scientific notation, it is written as 1.381285 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1105024 positive integers (up to 1381285) that are relatively prime to 1381285.
1381285 has 4 divisors, whose sum is 1657548
The reverse of 1381285 is 5821831
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million three hundred eighty-one thousand two hundred eighty-five
Scientific notation
1.381285 × 10^6
Engineering notation
1.381285 × 10^6
Prime Factorization
5 × 276257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1381285
Product of the distinct prime numbers
The prime factorization of 1381285 is 5 × 276257.
Since it has a total of 2 prime factors.
6 , 2 , 28 , 55 , 493 , 16 , 4416 , 1834 , 43643 , 10906 , 551067 , 512971 , 4918435 , 6612555 , 81972782 , 20091940 , 951941563 , 962361852 , 167111405 , 1975147966
n×2
2762570
n×3
4143855
n×4
5525140
n×5
6906425
n÷2
690642.5
n÷3
460428.33333333
n÷3
345321.25
n÷5
276257
n2
1907948251225
n3
2635420300193324125
n4
3.6402665293525E+24
n5
5.0282455529967E+30
2 √n
1175.280817507
3 √n
111.368173884
4 √n
34.282368901624
5 √n
16.906614851158
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
-1381284
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 1381285 can be divided by 4 positive divisors.
The sum of these divisors (counting 1381285) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010001001110100101
3
Ternary
2121011202201
4
Quaternary
11101032211
5
Quinary
323200120
6
Senary
45334501
8
Octal
5211645
10
Decimal
1381285
12
Duodecimal
567431
16
Hexadecimal
1513a5
20
Vigesimal
8cd45
36
Base36
tlt1
md5
ae872402cc93b37260be49b5e0ee0a29
sha1
d7a9bad2fac685853ecf3e1a752244f830e9d6a4
sha256
9fb147f6f09574cee3247c4a4a9ea75daa8ac241458b71642d6bc27ab32dcbda
sha512
1a024b6f93d15963a500c7fd47a3cc1b5cc7543fb9eb58bbeb65599836cc0f7dffe495f8d15cce00aeb26a15f13b2baedea3ed6019f7692b440a1dafc4828691
ripemd-160
f7406b91858bff2e048c5774e1e70337ef44123b
Diameter
2762570
Circumference
8678869.6170276
Area
5993996209478
Volume
1.1039222738945E+19
Surface area
23975984837912
Circumference
8678869.6170276
Perimeter
5525140
Area
1907948251225
Diagonal
1953431.9805025
Surface area
11447689507350
Volume
2635420300193324125
Space diagonal
2392455.7997328
Perimeter
4143855
Area
826165827333.47
Altitude
1196227.8998664
Surface area
826165827333.47
Volume
3.105872609239E+17
Height
651143.99350084