47889987 is an odd 8-digits composite number following 47889986
and preceding 47889988 . In scientific notation, it is written as 4.7889987 × 10^7.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 31812480 positive integers (up to 47889987) that are relatively prime to 47889987.
47889987 has 8 divisors, whose sum is 64081680
The reverse of 47889987 is 78998874
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
forty-seven million eight hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
4.7889987 × 10^7
Engineering notation
4.7889987 × 10^6
Prime Factorization
3 × 281 × 56809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47889987
Product of the distinct prime numbers
The prime factorization of 47889987 is 3 × 281 × 56809.
Since it has a total of 3 prime factors.
5 , 8 , 26 , 88 , 154 , 217 , 5098 , 6352 , 31487 , 89299 , 167099 , 411055 , 9088725 , 6122008 , 79649351 , 50769823 , 413911985 , 887511773 , 9216281410 , 4670553296
n×2
95779974
n×3
143669961
n×4
191559948
n×5
239449935
n÷2
23944993.5
n÷3
15963329
n÷3
11972496.75
n÷5
9577997.4
n2
2293450854860169
n3
1.0983333162439E+23
n4
5.2599168236588E+30
n5
2.518973483061E+38
2 √n
6920.2591714473
3 √n
363.14625772304
4 √n
83.188095130537
5 √n
34.359666814641
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-47889986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 47889987 can be divided by 8 positive divisors.
The sum of these divisors (counting 47889987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110110101011111001000011
3
Ternary
10100010001201020
4
Quaternary
2312223321003
5
Quinary
44224434422
6
Senary
4430240523
8
Octal
266537103
10
Decimal
47889987
12
Duodecimal
14056143
16
Hexadecimal
2dabe43
20
Vigesimal
ej64j7
36
Base36
sig5f
md5
aab5987cc5ba730cc4bc38ac7c78d893
sha1
e5adf82959796d9fa8ce6e832ec1ebdb43abc3ee
sha256
0722aa7451c96a55ef045cd67af0a5558bdb324a1c4338d268ff8ad0636d801a
sha512
f84578e8da23f5debcf478820f3655fd65cf35bf1573081ab77ccefd6b6d9e648be15f72a99c26ffed756eda3dd2a1215bc33b69b4fdbf39904bf4cfaa2a2e38
ripemd-160
b9b103b1e0655f3649bb4327fc3d2ff8925100c1
Diameter
95779974
Circumference
300901662.67942
Area
7.2050883569979E+15
Volume
4.6006878366731E+23
Surface area
2.8820353427992E+16
Circumference
300901662.67942
Perimeter
191559948
Area
2293450854860169
Diagonal
67726669.117271
Surface area
13760705129161014
Volume
1.0983333162439E+23
Space diagonal
82947890.657813
Perimeter
143669961
Area
9.9309335132002E+14
Altitude
41473945.328907
Surface area
9.9309335132002E+14
Volume
1.294398226532E+22
Height
22575556.372424