381680 is an even 6-digits composite number following 381679
and preceding 381681 . In scientific notation, it is written as 3.81680 × 10^5.
The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors.
There are 140544 positive integers (up to 381680) that are relatively prime to 381680.
381680 has 20 divisors, whose sum is 752928
The reverse of 381680 is 086183
Previous prime number is 65
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
three hundred eighty-one thousand six hundred eighty
Scientific notation
3.81680 × 10^5
Engineering notation
3.81680 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 65 × 367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
47710
Product of the distinct prime numbers
The prime factorization of 381680 is 2 × 2 × 2 × 2 × 65 × 367.
Since it has a total of 6 prime factors.
9 , 9 , 16 , 23 , 707 , 407 , 5764 , 8630 , 76938 , 27773 , 709262 , 239508 , 2553035 , 1207366 , 14427823 , 34189847 , 835797530 , 445733094 , 245695212 , 2844548418
n×2
763360
n×3
1145040
n×4
1526720
n×5
1908400
n÷2
190840
n÷3
127226.66666667
n÷3
95420
n÷5
76336
n2
145679622400
n3
55602998277632000
n4
2.1222552382607E+22
n5
8.1002237933933E+27
2 √n
617.80255745667
3 √n
72.538148769592
4 √n
24.855634320143
5 √n
13.07193503128
1 , 2 , 4 , 8 , 16 , 65 , 130 , 260 , 367 , 520 , 734 , 1040 , 1468 , 2936 , 5872 , 23855 , 47710 , 95420 , 190840 , 381680
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-381679
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 381680 can be divided by 20 positive divisors.
The sum of these divisors (counting 381680) is 1, the average is 0.05.
Base
System
Value
2
Binary
1011101001011110000
3
Ternary
201101120022
4
Quaternary
1131023300
5
Quinary
44203210
6
Senary
12103012
8
Octal
1351360
10
Decimal
381680
12
Duodecimal
164a68
16
Hexadecimal
5d2f0
20
Vigesimal
27e40
36
Base36
86i8
md5
985c46695fa10c52cab57ce10b548c4c
sha1
07ab1d07573a9aa43659a22b3e8d18e691701869
sha256
98ce98d9da4471eb4fa0fed693762459e5d4ed0b1b65a122bbf4e900bb99a50c
sha512
d20d161ab5972544be4db14a54765118bde09160cf9f7f6f400abf894399b18bcdfd2f4def04f07fe302942000a3efb6fab13bd15e6d03f690f80eac40656866
ripemd-160
4c8f5e69f5caf16441f823707f7556b93c3fc96e
Diameter
763360
Circumference
2398166.1680443
Area
457666031509.58
Volume
2.329092945421E+17
Surface area
1830664126038.3
Circumference
2398166.1680443
Perimeter
1526720
Area
145679622400
Diagonal
539777.03248656
Surface area
874077734400
Volume
55602998277632000
Space diagonal
661089.15223289
Perimeter
1145040
Area
63081126906.062
Altitude
330544.57611644
Surface area
63081126906.062
Volume
6.5528761894029E+15
Height
179925.67749552