81134293 is an odd 8-digits composite number following 81134292
and preceding 81134294 . In scientific notation, it is written as 8.1134293 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 81115020 positive integers (up to 81134293) that are relatively prime to 81134293.
81134293 has 4 divisors, whose sum is 81153568
The reverse of 81134293 is 39243118
Previous prime number is 6211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-one million one hundred thirty-four thousand two hundred ninety-three
Scientific notation
8.1134293 × 10^7
Engineering notation
8.1134293 × 10^6
Prime Factorization
6211 × 13063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81134293
Product of the distinct prime numbers
The prime factorization of 81134293 is 6211 × 13063.
Since it has a total of 2 prime factors.
10 , 3 , 57 , 62 , 225 , 307 , 7693 , 5221 , 52949 , 45553 , 817303 , 147601 , 2417870 , 929260 , 24395298 , 25830966 , 159168698 , 456688849 , 3894908677 , 4545814163
n×2
162268586
n×3
243402879
n×4
324537172
n×5
405671465
n÷2
40567146.5
n÷3
27044764.333333
n÷3
20283573.25
n÷5
16226858.6
n2
6582773500609849
n3
5.3408867395112E+23
n4
4.3332906960331E+31
n5
3.5157847698613E+39
2 √n
9007.4576324288
3 √n
432.91385514322
4 √n
94.907626840148
5 √n
38.180436679053
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
-81134292
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 81134293 can be divided by 4 positive divisors.
The sum of these divisors (counting 81134293) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110101100000001011010101
3
Ternary
12122200001022211
4
Quaternary
10311200023111
5
Quinary
131232244133
6
Senary
12014553421
8
Octal
465401325
10
Decimal
81134293
12
Duodecimal
23208871
16
Hexadecimal
4d602d5
20
Vigesimal
1571fed
36
Base36
1cazmd
md5
754fdccdc04aa9b937846cbe78d955d7
sha1
a6c269c2265a1acdea555eb4b1337ca7a040ab95
sha256
4bb33b3b2a66fc627b5691317a19784c82fa952cb01e428290c596f3dfee869c
sha512
d55395d37476485904401a6a5031afb690429bedbe1ab51dcef90b5bd253862eebecf1f949e84a4f9354c8441ca226eeb9c9c165ae9efe038e189cf620325ec5
ripemd-160
14845195dff91a15980ad040a4c55fbe6aab007d
Diameter
162268586
Circumference
509781797.686
Area
2.0680392869761E+16
Volume
2.2371854059338E+24
Surface area
8.2721571479046E+16
Circumference
509781797.686
Perimeter
324537172
Area
6582773500609849
Diagonal
114741217.53415
Surface area
39496641003659094
Volume
5.3408867395112E+23
Space diagonal
140528717.71218
Perimeter
243402879
Area
2.8504245394436E+15
Altitude
70264358.85609
Surface area
2.8504245394436E+15
Volume
6.2942953850961E+22
Height
38247072.511384