81743399 is an odd 8-digits composite number following 81743398
and preceding 81743400 . In scientific notation, it is written as 8.1743399 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 80979336 positive integers (up to 81743399) that are relatively prime to 81743399.
81743399 has 4 divisors, whose sum is 82507464
The reverse of 81743399 is 99334718
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-one million seven hundred forty-three thousand three hundred ninety-nine
Scientific notation
8.1743399 × 10^7
Engineering notation
8.1743399 × 10^6
Prime Factorization
107 × 763957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81743399
Product of the distinct prime numbers
The prime factorization of 81743399 is 107 × 763957.
Since it has a total of 2 prime factors.
9 , 6 , 97 , 43 , 512 , 797 , 1283 , 3964 , 90999 , 67680 , 720135 , 802309 , 1028816 , 5712962 , 6411273 , 23250679 , 932341188 , 298196672 , 611622695 , 826498293
n×2
163486798
n×3
245230197
n×4
326973596
n×5
408716995
n÷2
40871699.5
n÷3
27247799.666667
n÷3
20435849.75
n÷5
16348679.8
n2
6681983280073201
n3
5.4620802537435E+23
n4
4.4648900555178E+31
n5
3.6497528929932E+39
2 √n
9041.2056165093
3 √n
433.99450501654
4 √n
95.085254464135
5 √n
38.237592312465
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
-81743398
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 81743399 can be divided by 4 positive divisors.
The sum of these divisors (counting 81743399) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111110100111000100111
3
Ternary
12200210222212022
4
Quaternary
10313310320213
5
Quinary
131411242044
6
Senary
12040013355
8
Octal
467647047
10
Decimal
81743399
12
Duodecimal
2346125b
16
Hexadecimal
4df4e27
20
Vigesimal
15ahi9j
36
Base36
1co1lz
md5
1b66b36fe19d884a60eecae21f6834c9
sha1
4c048d290b0a0fc65087cc062786bf605553e600
sha256
0fa3d6c5ba6bb3c1e5645054f7bbac94392e2252cc83e08a58cad28b2ee1c7ae
sha512
64692e9b803899c69fc1219016ab34fe974979cacee2dfddb189e5cebf0d0675aaa750e86fddee339a20577343a356577b58be5310c0295d9cde5fea3a1e695a
ripemd-160
a296f2bd0416d6245f02657d25b3eef13b2c4006
Diameter
163486798
Circumference
513608923.55572
Area
2.0992069584088E+16
Volume
2.2879508264638E+24
Surface area
8.3968278336351E+16
Circumference
513608923.55572
Perimeter
326973596
Area
6681983280073201
Diagonal
115602623.50028
Surface area
40091899680439206
Volume
5.4620802537435E+23
Space diagonal
141583720.25137
Perimeter
245230197
Area
2.8933836341031E+15
Altitude
70791860.125687
Surface area
2.8933836341031E+15
Volume
6.4371233113453E+22
Height
38534207.833425