81382103 is an odd 8-digits composite number following 81382102
and preceding 81382104 . In scientific notation, it is written as 8.1382103 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 73817280 positive integers (up to 81382103) that are relatively prime to 81382103.
81382103 has 8 divisors, whose sum is 88980240
The reverse of 81382103 is 30128318
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighty-one million three hundred eighty-two thousand one hundred three
Scientific notation
8.1382103 × 10^7
Engineering notation
8.1382103 × 10^6
Prime Factorization
11 × 457 × 16189
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81382103
Product of the distinct prime numbers
The prime factorization of 81382103 is 11 × 457 × 16189.
Since it has a total of 3 prime factors.
9 , 10 , 95 , 61 , 349 , 511 , 1138 , 1660 , 20206 , 85992 , 920906 , 334334 , 1906129 , 7874895 , 12414017 , 24008760 , 112315387 , 493183638 , 3779472992 , 687659234
n×2
162764206
n×3
244146309
n×4
325528412
n×5
406910515
n÷2
40691051.5
n÷3
27127367.666667
n÷3
20345525.75
n÷5
16276420.6
n2
6623046688702609
n3
5.389974677938E+23
n4
4.3864747440735E+31
n5
3.5698053942908E+39
2 √n
9021.2029685625
3 √n
433.35415948559
4 √n
94.980013521595
5 √n
38.203731282197
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
-81382102
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 81382103 can be divided by 8 positive divisors.
The sum of these divisors (counting 81382103) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110011100101011010111
3
Ternary
12200010122020222
4
Quaternary
10312130223113
5
Quinary
131313211403
6
Senary
12024144555
8
Octal
466345327
10
Decimal
81382103
12
Duodecimal
2330815b
16
Hexadecimal
4d9cad7
20
Vigesimal
158cf53
36
Base36
1cgatz
md5
80a3a24bdb8097bd0e1f6ebcd9fc6bde
sha1
e9b2312d626dad7e63986ca644ad16621b0bdfca
sha256
5699faac0e346caab8514556d4708c0070a2720161f15e5e43dfc55cb70127a6
sha512
07d5795e590aa175b740ba6d586faae2d8ed565868eb88b1f61581c083cbd61567e135dd4d3a8eec6425f5d87c88f3f188e74ce3e7e3473e1871c741e3945391
ripemd-160
b849639d6a28ef1dec39577c89defb4243bb0042
Diameter
162764206
Circumference
511338833.83698
Area
2.080691482161E+16
Volume
2.2577473134994E+24
Surface area
8.3227659286441E+16
Circumference
511338833.83698
Perimeter
325528412
Area
6623046688702609
Diagonal
115091673.79704
Surface area
39738280132215654
Volume
5.389974677938E+23
Space diagonal
140957937.2228
Perimeter
244146309
Area
2.8678633414334E+15
Altitude
70478968.611402
Surface area
2.8678633414334E+15
Volume
6.352146075323E+22
Height
38363891.265681