47311921 is an odd 8-digits composite number following 47311920
and preceding 47311922 . In scientific notation, it is written as 4.7311921 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 45785700 positive integers (up to 47311921) that are relatively prime to 47311921.
47311921 has 4 divisors, whose sum is 48838144
The reverse of 47311921 is 12911374
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
forty-seven million three hundred eleven thousand nine hundred twenty-one
Scientific notation
4.7311921 × 10^7
Engineering notation
4.7311921 × 10^6
Prime Factorization
31 × 1526191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
47311921
Product of the distinct prime numbers
The prime factorization of 47311921 is 31 × 1526191.
Since it has a total of 2 prime factors.
4 , 9 , 21 , 70 , 139 , 162 , 4401 , 4641 , 30595 , 27349 , 430301 , 799699 , 9696052 , 3701172 , 30694868 , 21980655 , 70137465 , 338927875 , 2629785576 , 5412961038
n×2
94623842
n×3
141935763
n×4
189247684
n×5
236559605
n÷2
23655960.5
n÷3
15770640.333333
n÷3
11827980.25
n÷5
9462384.2
n2
2238417868710241
n3
1.0590384936941E+23
n4
5.0105145549613E+30
n5
2.3705706879368E+38
2 √n
6878.3661577441
3 √n
361.67919494309
4 √n
82.935915969766
5 √n
34.27631429366
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-47311920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 47311921 can be divided by 4 positive divisors.
The sum of these divisors (counting 47311921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10110100011110110000110001
3
Ternary
10022000200202101
4
Quaternary
2310132300301
5
Quinary
44102440141
6
Senary
4410020401
8
Octal
264366061
10
Decimal
47311921
12
Duodecimal
13a17701
16
Hexadecimal
2d1ec31
20
Vigesimal
efdjg1
36
Base36
s6241
md5
eb5c61ad717d5e26f04aed1397b2483e
sha1
f7c6ce2f7dabe9e24b8e5ef2f9520c409dfa3b37
sha256
624ef231e097ec92f4f7e0c2d7630b8b0d1bbaa6a7c638045da01a9e7fedad27
sha512
88bc115ada23ba618f33bb94b4f053acd1469ac34dd4f216acc892864e11e06edaae678e1bddaeb603dce111bde3cafc6b3d9eefa12ca9fb1568ae8921e691e2
ripemd-160
634dd957f8b95fc295a6372be8b505b13982db31
Diameter
94623842
Circumference
297269566.88164
Area
7.0321971320042E+15
Volume
4.4360900688775E+23
Surface area
2.8128788528017E+16
Circumference
297269566.88164
Perimeter
189247684
Area
2238417868710241
Diagonal
66909160.340124
Surface area
13430507212261446
Volume
1.0590384936941E+23
Space diagonal
81946650.975685
Perimeter
141935763
Area
9.6926336929404E+14
Altitude
40973325.487842
Surface area
9.6926336929404E+14
Volume
1.2480888340478E+22
Height
22303053.446708