81124559 is an odd 8-digits prime number following 81124558
and preceding 81124560 . In scientific notation, it is written as 8.1124559 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 81124558 positive integers (up to 81124559) that are relatively prime to 81124559.
81124559 has 2 divisors, whose sum is 81124560
The reverse of 81124559 is 95542118
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
eighty-one million one hundred twenty-four thousand five hundred fifty-nine
Scientific notation
8.1124559 × 10^7
Engineering notation
8.1124559 × 10^6
Prime Factorization
81124559
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
81124559 Product of the distinct prime numbers
The prime factorization of 81124559 is 81124559.
Since it has a total of 1 prime factors.
9 , 3 , 46 , 81 , 701 , 363 , 6825 , 597 , 88797 , 63087 , 872564 , 810984 , 8143042 , 8635634 , 97935030 , 20110409 , 416163057 , 584457902 , 3507128216 , 5124544299
n×2
162249118
n×3
243373677
n×4
324498236
n×5
405622795
n÷2
40562279.5
n÷3
27041519.666667
n÷3
20281139.75
n÷5
16224911.8
n2
6581194072944481
n3
5.3389646686103E+23
n4
4.331211542576E+31
n5
3.5136762632718E+39
2 √n9006.9172861751
3 √n432.89654165861
4 √n94.904780101822
5 √n38.179520503677
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
81124560 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
40562280 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9006.917341688 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999753466 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81124559 can be divided by 2 positive divisors.
The sum of these divisors (counting 81124559) is 81124560, the average is 40562280.
Base
System
Value
2
Binary
100110101011101110011001111
3
Ternary
12122122112222022
4
Quaternary
10311131303033
5
Quinary
131231441214
6
Senary
12014440355
8
Octal
465356317
10
Decimal
81124559
12
Duodecimal
232030bb
16
Hexadecimal
4d5dccf
20
Vigesimal
1570b7j
36
Base36
1cas3z
md5
3a333d08d9f67c2a27719270a3300a9f
sha1
e4305422b8c9887d26d3825592e37dfcc35ee0f5
sha256
a53a7e5d805f989e535d7b98a3295e7f9490500878ae924b61215b0a1f0bab66
sha512
c9f40f58bb42aecd69363675820c737bdacb282e89b6734d73361fb7201fc215ec93b6aa41538a25676c5a4fbd694888822607c01ec79286359e9e35128da52a
ripemd-160
e01640dc5cf5ea71bcaf7d7e2c10d8ca8224babf
Diameter
162249118
Circumference
509720637.16022
Area
2.0675430951411E+16
Volume
2.2363802907576E+24
Surface area
8.2701723805644E+16
Circumference
509720637.16022
Perimeter
324498236
Area
6581194072944481
Diagonal
114727451.57934
Surface area
39487164437666886
Volume
5.3389646686103E+23
Space diagonal
140511857.92962
Perimeter
243373677
Area
2.8497406272027E+15
Altitude
70255928.96481
Surface area
2.8497406272027E+15
Volume
6.2920302028163E+22
Height
38242483.859779