47128081 is an odd 8-digits composite number following 47128080
and preceding 47128082 . In scientific notation, it is written as 4.7128081 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 32060160 positive integers (up to 47128081) that are relatively prime to 47128081.
47128081 has 32 divisors, whose sum is 62208000
The reverse of 47128081 is 18082174
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
forty-seven million one hundred twenty-eight thousand eighty-one
Scientific notation
4.7128081 × 10^7
Engineering notation
4.7128081 × 10^6
Prime Factorization
7 × 11 × 299 × 89 × 23
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
47128081
Product of the distinct prime numbers
The prime factorization of 47128081 is 7 × 11 × 299 × 89 × 23.
Since it has a total of 5 prime factors.
6 , 5 , 81 , 22 , 82 , 296 , 1913 , 5412 , 9147 , 43742 , 452463 , 597498 , 3472857 , 1142494 , 95161785 , 26398103 , 824168014 , 897161112 , 6485342081 , 9432883972
n×2
94256162
n×3
141384243
n×4
188512324
n×5
235640405
n÷2
23564040.5
n÷3
15709360.333333
n÷3
11782020.25
n÷5
9425616.2
n2
2221056018742561
n3
1.0467410795684E+23
n4
4.9330898383926E+30
n5
2.3248705748404E+38
2 √n
6864.9895120095
3 √n
361.21012774176
4 √n
82.855232254876
5 √n
34.249635289889
1 , 7 , 11 , 23 , 77 , 89 , 161 , 253 , 299 , 623 , 979 , 1771 , 2047 , 2093 , 3289 , 6853 , 6877 , 14329 , 22517 , 23023 , 26611 , 48139 , 75647 , 157619 , 186277 , 292721 , 529529 , 612053 , 2049047 , 4284371 , 6732583 , 47128081
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-47128080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 47128081 can be divided by 32 positive divisors.
The sum of these divisors (counting 47128081) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10110011110001111000010001
3
Ternary
10021200100120111
4
Quaternary
2303301320101
5
Quinary
44031044311
6
Senary
4402041321
8
Octal
263617021
10
Decimal
47128081
12
Duodecimal
13949241
16
Hexadecimal
2cf1e11
20
Vigesimal
eeb041
36
Base36
s249d
md5
ae4c93ec3e977a0a461e32a9f999fa47
sha1
038b32c27e5f66f0e7f9e20469ca5cf28b1c4296
sha256
f92830495ad2038cb976f525c71870470e77529b6fb683f95d71f4811b81539d
sha512
d5a56459680a144d9cd1a39720273858cd1e4fbb2ded667500dfb357ef9aa99055cabda5a6887c5f8edd03f32216c0e38ebee0f0c7f8f7e728f1cfd72fb8c9f6
ripemd-160
d95af3486f15366de3182007f4a21a7dc9243ead
Diameter
94256162
Circumference
296114466.09477
Area
6.977653271693E+15
Volume
4.3845787810435E+23
Surface area
2.7910613086772E+16
Circumference
296114466.09477
Perimeter
188512324
Area
2221056018742561
Diagonal
66649171.318818
Surface area
13326336112455366
Volume
1.0467410795684E+23
Space diagonal
81628230.755221
Perimeter
141384243
Area
9.6174546772969E+14
Altitude
40814115.377611
Surface area
9.6174546772969E+14
Volume
1.2335961925155E+22
Height
22216390.439606