1381947 is an odd 7-digits composite number following 1381946
and preceding 1381948 . In scientific notation, it is written as 1.381947 × 10^6.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 733824 positive integers (up to 1381947) that are relatively prime to 1381947.
1381947 has 32 divisors, whose sum is 2304000
The reverse of 1381947 is 7491831
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
one million three hundred eighty-one thousand nine hundred forty-seven
Scientific notation
1.381947 × 10^6
Engineering notation
1.381947 × 10^6
Prime Factorization
3 × 7 × 49 × 79 × 17
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1381947
Product of the distinct prime numbers
The prime factorization of 1381947 is 3 × 7 × 49 × 79 × 17.
Since it has a total of 5 prime factors.
10 , 10 , 55 , 77 , 435 , 95 , 5034 , 3542 , 84657 , 33942 , 452435 , 21756 , 7225381 , 4928557 , 26293909 , 24757248 , 761116825 , 975773035 , 5985410265 , 9574519082
n×2
2763894
n×3
4145841
n×4
5527788
n×5
6909735
n÷2
690973.5
n÷3
460649
n÷3
345486.75
n÷5
276389.4
n2
1909777510809
n3
2639211301729965123
n4
3.6472501407918E+24
n5
5.0403063903168E+30
2 √n
1175.5624185895
3 √n
111.38596262328
4 √n
34.286475738832
5 √n
16.908235086525
1 , 3 , 7 , 17 , 21 , 49 , 51 , 79 , 119 , 147 , 237 , 343 , 357 , 553 , 833 , 1029 , 1343 , 1659 , 2499 , 3871 , 4029 , 5831 , 9401 , 11613 , 17493 , 27097 , 28203 , 65807 , 81291 , 197421 , 460649 , 1381947
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1381946
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1381947 can be divided by 32 positive divisors.
The sum of these divisors (counting 1381947) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101010001011000111011
3
Ternary
2121012200020
4
Quaternary
11101120323
5
Quinary
323210242
6
Senary
45341523
8
Octal
5213073
10
Decimal
1381947
12
Duodecimal
5678a3
16
Hexadecimal
15163b
20
Vigesimal
8ceh7
36
Base36
tmbf
md5
4f91deebaa997b5b05a63ad333173b08
sha1
dbaf29ad95d51dbc7f8204f80f29aad93290b66a
sha256
8be524592499f44e8170e87c638accb35a05233f19b04f1700c6c1ec00490225
sha512
e9b11f64f2265a0fce7ab2d9f2be4087dd19a6604d859b6afb3d8abe9b5f3d201a401a5696ad54b523476bf1458773962dbe463cd5629873faaa703c010ce699
ripemd-160
ac4299230bb5c3f71aeb8f65ee83ad9b57cb6edb
Diameter
2763894
Circumference
8683029.0857009
Area
5999742997948.6
Volume
1.1055102449048E+19
Surface area
23998971991794
Circumference
8683029.0857009
Perimeter
5527788
Area
1909777510809
Diagonal
1954368.1898808
Surface area
11458665064854
Volume
2639211301729965123
Space diagonal
2393602.4173674
Perimeter
4145841
Area
826957919968.4
Altitude
1196801.2086837
Surface area
826957919968.4
Volume
3.1103403473957E+17
Height
651456.0632936