47897921 is an odd 8-digits composite number following 47897920
and preceding 47897922 . In scientific notation, it is written as 4.7897921 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 47404032 positive integers (up to 47897921) that are relatively prime to 47897921.
47897921 has 4 divisors, whose sum is 48391812
The reverse of 47897921 is 12979874
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-seven million eight hundred ninety-seven thousand nine hundred twenty-one
Scientific notation
4.7897921 × 10^7
Engineering notation
4.7897921 × 10^6
Prime Factorization
97 × 493793
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
47897921
Product of the distinct prime numbers
The prime factorization of 47897921 is 97 × 493793.
Since it has a total of 2 prime factors.
4 , 5 , 5 , 60 , 693 , 217 , 3328 , 2437 , 25678 , 5955 , 955942 , 144925 , 4566104 , 8694012 , 50557349 , 95727821 , 701510368 , 779599099 , 4480691509 , 7804392450
n×2
95795842
n×3
143693763
n×4
191591684
n×5
239489605
n÷2
23948960.5
n÷3
15965973.666667
n÷3
11974480.25
n÷5
9579584.2
n2
2294210836122241
n3
1.0988792938593E+23
n4
5.2634033605807E+30
n5
2.5210607835623E+38
2 √n
6920.8323921332
3 √n
363.16631092896
4 √n
83.19154038803
5 √n
34.360805221852
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
-47897920
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 47897921 can be divided by 4 positive divisors.
The sum of these divisors (counting 47897921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10110110101101110101000001
3
Ternary
10100010110121002
4
Quaternary
2312231311001
5
Quinary
44230213141
6
Senary
4430341345
8
Octal
266556501
10
Decimal
47897921
12
Duodecimal
1405a855
16
Hexadecimal
2dadd41
20
Vigesimal
ej74g1
36
Base36
sim9t
md5
0ad84445d82a2cd7e7b03d2d395c3a9a
sha1
58eadc655770abd5d84f0032fe6835f7e846997b
sha256
9445070859389a972a46942a4bb9e7503d15d4eef2b4184094ada5d9073f6b92
sha512
520ec27df0aca523ee36121fe06104ba61f5a51519e95721289d79ec0715fb62a4ddcc89a6b5cd1724c7f6764666d3d94a9f5d80798d5e47c38639bade0c0f62
ripemd-160
b1d5b6fb822cfcee82dbf8ed4a855ead5e3a815e
Diameter
95795842
Circumference
300951513.47165
Area
7.2074759085477E+15
Volume
4.6029748223603E+23
Surface area
2.8829903634191E+16
Circumference
300951513.47165
Perimeter
191591684
Area
2294210836122241
Diagonal
67737889.487675
Surface area
13765265016733446
Volume
1.0988792938593E+23
Space diagonal
82961632.74892
Perimeter
143693763
Area
9.934224328597E+14
Altitude
41480816.37446
Surface area
9.934224328597E+14
Volume
1.2950416673223E+22
Height
22579296.495892