81127411 is an odd 8-digits prime number following 81127410
and preceding 81127412 . In scientific notation, it is written as 8.1127411 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 81127410 positive integers (up to 81127411) that are relatively prime to 81127411.
81127411 has 2 divisors, whose sum is 81127412
The reverse of 81127411 is 11472118
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty-one million one hundred twenty-seven thousand four hundred eleven
Scientific notation
8.1127411 × 10^7
Engineering notation
8.1127411 × 10^6
Prime Factorization
81127411
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81127411
Product of the distinct prime numbers
The prime factorization of 81127411 is 81127411.
Since it has a total of 1 prime factors.
6 , 7 , 89 , 21 , 324 , 219 , 6006 , 3543 , 21355 , 64171 , 286938 , 542336 , 306792 , 896695 , 82147660 , 98140819 , 905301317 , 360678891 , 8810300268 , 9270855627
n×2
162254822
n×3
243382233
n×4
324509644
n×5
405637055
n÷2
40563705.5
n÷3
27042470.333333
n÷3
20281852.75
n÷5
16225482.2
n2
6581656815562921
n3
5.3395277753712E+23
n4
4.3318206437846E+31
n5
3.514293937466E+39
2 √n
9007.0756075432
3 √n
432.90161454276
4 √n
94.905614204552
5 √n
38.179788946335
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81127412
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40563706
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9007.0756630551
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999753474
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81127411 can be divided by 2 positive divisors.
The sum of these divisors (counting 81127411) is 81127412, the average is 40563706.
Base
System
Value
2
Binary
100110101011110011111110011
3
Ternary
12122122200212221
4
Quaternary
10311132133303
5
Quinary
131232034121
6
Senary
12014501511
8
Octal
465363763
10
Decimal
81127411
12
Duodecimal
23204897
16
Hexadecimal
4d5e7f3
20
Vigesimal
1570iab
36
Base36
1caub7
md5
3b1b5ed21c3d06a98ca296aa21205e56
sha1
df08cd155b033da4491172042f0c1c2783b0a8e2
sha256
4554f3131238aca269711244e8e14360f8008271f8f9c09924384184ca6b8016
sha512
9de4cf166b058dd6e2545685baa7b887667592c7c552756d68a0a476646ae74882a39965d44cead787eefd37535f76ca98853f4ae506c58672b530314bce30ed
ripemd-160
c0a343f1a3db0ca924d4f6028bf3d291a570bce1
Diameter
162254822
Circumference
509738556.80472
Area
2.0676884700222E+16
Volume
2.236616164366E+24
Surface area
8.2707538800887E+16
Circumference
509738556.80472
Perimeter
324509644
Area
6581656815562921
Diagonal
114731484.91642
Surface area
39489940893377526
Volume
5.3395277753712E+23
Space diagonal
140516797.73852
Perimeter
243382233
Area
2.8499410006342E+15
Altitude
70258398.869261
Surface area
2.8499410006342E+15
Volume
6.2926938304982E+22
Height
38243828.305472