81484967 is an odd 8-digits prime number following 81484966
and preceding 81484968 . In scientific notation, it is written as 8.1484967 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 81484966 positive integers (up to 81484967) that are relatively prime to 81484967.
81484967 has 2 divisors, whose sum is 81484968
The reverse of 81484967 is 76948418
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-one million four hundred eighty-four thousand nine hundred sixty-seven
Scientific notation
8.1484967 × 10^7
Engineering notation
8.1484967 × 10^6
Prime Factorization
81484967
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81484967
Product of the distinct prime numbers
The prime factorization of 81484967 is 81484967.
Since it has a total of 1 prime factors.
10 , 5 , 12 , 69 , 480 , 719 , 1181 , 6366 , 18213 , 93248 , 840789 , 112929 , 4351188 , 6476432 , 17384443 , 93624401 , 191363846 , 582116637 , 7366583607 , 1377174771
n×2
162969934
n×3
244454901
n×4
325939868
n×5
407424835
n÷2
40742483.5
n÷3
27161655.666667
n÷3
20371241.75
n÷5
16296993.4
n2
6639799846991089
n3
5.4104387141867E+23
n4
4.4086942008103E+31
n5
3.5924230146612E+39
2 √n
9026.9024033718
3 √n
433.53666388053
4 √n
95.010012121733
5 √n
38.213384026797
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81484968
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40742484
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9026.9024587618
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999754556
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81484967 can be divided by 2 positive divisors.
The sum of these divisors (counting 81484967) is 81484968, the average is 40742484.
Base
System
Value
2
Binary
100110110110101110010100111
3
Ternary
12200022212100202
4
Quaternary
10312311302213
5
Quinary
131330004332
6
Senary
12030301115
8
Octal
466656247
10
Decimal
81484967
12
Duodecimal
2335779b
16
Hexadecimal
4db5ca7
20
Vigesimal
1595c87
36
Base36
1cii7b
md5
71b811b6f1b9af9c114f56c9ba296e13
sha1
2106a13cbfb4879bf65947429fde21d38470a890
sha256
62ee2e173cf1d68aa3165c26dcb8aab8961ab1ddec6464fc2387c8929c0442c6
sha512
21754ed768b4930688a3a2105a49d5bd2b2eaa7a1e1baaf0b8ca8b9897686059a8b53995533233cb9efe1ed0f053174a66d3859d58f3f7b985bf8db31cce1b97
ripemd-160
9991ce0435f97cd2eabc5bc1399630a78abfd794
Diameter
162969934
Circumference
511985147.41041
Area
2.0859546420614E+16
Volume
2.2663192689582E+24
Surface area
8.3438185682455E+16
Circumference
511985147.41041
Perimeter
325939868
Area
6639799846991089
Diagonal
115237145.46092
Surface area
39838799081946534
Volume
5.4104387141867E+23
Space diagonal
141136102.89707
Perimeter
244454901
Area
2.8751176717692E+15
Altitude
70568051.448537
Surface area
2.8751176717692E+15
Volume
6.3762631733261E+22
Height
38412381.820308