81180329 is an odd 8-digits prime number following 81180328
and preceding 81180330 . In scientific notation, it is written as 8.1180329 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 81180328 positive integers (up to 81180329) that are relatively prime to 81180329.
81180329 has 2 divisors, whose sum is 81180330
The reverse of 81180329 is 92308118
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty-one million one hundred eighty thousand three hundred twenty-nine
Scientific notation
8.1180329 × 10^7
Engineering notation
8.1180329 × 10^6
Prime Factorization
81180329
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81180329
Product of the distinct prime numbers
The prime factorization of 81180329 is 81180329.
Since it has a total of 1 prime factors.
4 , 8 , 75 , 56 , 793 , 713 , 3041 , 4392 , 52851 , 8599 , 955010 , 626733 , 187819 , 5542319 , 64307746 , 82743124 , 741055591 , 315146160 , 1919663681 , 7141137272
n×2
162360658
n×3
243540987
n×4
324721316
n×5
405901645
n÷2
40590164.5
n÷3
27060109.666667
n÷3
20295082.25
n÷5
16236065.8
n2
6590245816548241
n3
5.3499832357826E+23
n4
4.3431339922532E+31
n5
3.5257704638219E+39
2 √n
9010.0127080931
3 √n
432.99571881762
4 √n
94.921086741004
5 √n
38.184768449821
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81180330
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40590165
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9010.012763587
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999753635
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81180329 can be divided by 2 positive divisors.
The sum of these divisors (counting 81180329) is 81180330, the average is 40590165.
Base
System
Value
2
Binary
100110101101011011010101001
3
Ternary
12122202101110212
4
Quaternary
10311223122221
5
Quinary
131240232304
6
Senary
12015550505
8
Octal
465533251
10
Decimal
81180329
12
Duodecimal
2322b435
16
Hexadecimal
4d6b6a9
20
Vigesimal
1577ag9
36
Base36
1cbz55
md5
69252a07a4e010f013335c5b5dd57ed9
sha1
e8ffbcb00d1918e78f422fed151b3df6f3af2cc6
sha256
7095b66a3500e2ea4e9ccd6beafb289a0a19aa5e11644d9dbdd515e0e3de14d6
sha512
ce4ad487667de8bb154b07d311dfbcc1ea8c4ef1057f35b9aa41776ef7f91119aecdbb4204a40fceb0a5ad3b4db0f7ce6ea94a93e89db0398bfc016ea97881d9
ripemd-160
ec2ccb4b6fb2c7c17071c746fa77fd155e72d56c
Diameter
162360658
Circumference
510071050.4048
Area
2.0703867842619E+16
Volume
2.2409957373818E+24
Surface area
8.2815471370475E+16
Circumference
510071050.4048
Perimeter
324721316
Area
6590245816548241
Diagonal
114806322.26971
Surface area
39541474899289446
Volume
5.3499832357826E+23
Space diagonal
140608454.40316
Perimeter
243540987
Area
2.8536601471574E+15
Altitude
70304227.201579
Surface area
2.8536601471574E+15
Volume
6.3050157087604E+22
Height
38268774.089903