1381915 is an odd 7-digits composite number following 1381914
and preceding 1381916 . In scientific notation, it is written as 1.381915 × 10^6.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 1101312 positive integers (up to 1381915) that are relatively prime to 1381915.
1381915 has 8 divisors, whose sum is 1664640
The reverse of 1381915 is 5191831
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million three hundred eighty-one thousand nine hundred fifteen
Scientific notation
1.381915 × 10^6
Engineering notation
1.381915 × 10^6
Prime Factorization
5 × 577 × 479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1381915
Product of the distinct prime numbers
The prime factorization of 1381915 is 5 × 577 × 479.
Since it has a total of 3 prime factors.
1 , 1 , 45 , 13 , 853 , 3 , 4846 , 6281 , 83902 , 25712 , 319007 , 340138 , 3816637 , 1120673 , 73081555 , 89404752 , 620472959 , 780394555 , 4073677854 , 9761875766
n×2
2763830
n×3
4145745
n×4
5527660
n×5
6909575
n÷2
690957.5
n÷3
460638.33333333
n÷3
345478.75
n÷5
276383
n2
1909689067225
n3
2639027967334235875
n4
3.6469123334787E+24
n5
5.0397228573192E+30
2 √n
1175.5488080042
3 √n
111.38510287533
4 √n
34.286277254963
5 √n
16.908156781274
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1381914
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1381915 can be divided by 8 positive divisors.
The sum of these divisors (counting 1381915) is 1, the average is 0.125.
Base
System
Value
2
Binary
101010001011000011011
3
Ternary
2121012122001
4
Quaternary
11101120123
5
Quinary
323210130
6
Senary
45341431
8
Octal
5213033
10
Decimal
1381915
12
Duodecimal
567877
16
Hexadecimal
15161b
20
Vigesimal
8ceff
36
Base36
tmaj
md5
ffcd4beab8c35840f53040a87e1d5e86
sha1
fcb9fa6721915db021551c921155c53bf98b5941
sha256
769bf05e97cb916123dc505d21a4264b918ef28fb6de5480629559be3c837a33
sha512
05526289ac4d5ab92dd6fe508ae0878f9897fdd7251bd5096571b8673739de78b327828b8a917d8dacc9324ef86e71e0afbde504cf05c1ba59f2c2348364802c
ripemd-160
6fdbfdeec6a405bb5a70c61b95be3d7c347bb953
Diameter
2763830
Circumference
8682828.0237711
Area
5999465144234.8
Volume
1.1054334499727E+19
Surface area
23997860576939
Circumference
8682828.0237711
Perimeter
5527660
Area
1909689067225
Diagonal
1954322.9350468
Surface area
11458134403350
Volume
2639027967334235875
Space diagonal
2393546.9917415
Perimeter
4145745
Area
826919622773.13
Altitude
1196773.4958708
Surface area
826919622773.13
Volume
3.1101242857383E+17
Height
651440.97834894