47991878 is an even 8-digits composite number following 47991877
and preceding 47991879 . In scientific notation, it is written as 4.7991878 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 21814480 positive integers (up to 47991878) that are relatively prime to 47991878.
47991878 has 8 divisors, whose sum is 78532200
The reverse of 47991878 is 87819974
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
forty-seven million nine hundred ninety-one thousand eight hundred seventy-eight
Scientific notation
4.7991878 × 10^7
Engineering notation
4.7991878 × 10^6
Prime Factorization
2 × 11 × 2181449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47991878
Product of the distinct prime numbers
The prime factorization of 47991878 is 2 × 11 × 2181449.
Since it has a total of 3 prime factors.
7 , 10 , 2 , 11 , 789 , 881 , 2366 , 7883 , 89038 , 98283 , 866515 , 554930 , 9114139 , 5145876 , 95765967 , 36874345 , 572711290 , 955973186 , 4791697849 , 5452493081
n×2
95983756
n×3
143975634
n×4
191967512
n×5
239959390
n÷2
23995939
n÷3
15997292.666667
n÷3
11997969.5
n÷5
9598375.6
n2
2303220353966884
n3
1.105358702347E+23
n4
5.3048239989273E+30
n5
2.5458846616799E+38
2 √n
6927.617050617
3 √n
363.40361928037
4 √n
83.232307733338
5 √n
34.374275150871
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
-47991877
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 47991878 can be divided by 8 positive divisors.
The sum of these divisors (counting 47991878) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110111000100110001000110
3
Ternary
10100022020110222
4
Quaternary
2313010301012
5
Quinary
44241220003
6
Senary
4432344342
8
Octal
267046106
10
Decimal
47991878
12
Duodecimal
140a50b2
16
Hexadecimal
2dc4c46
20
Vigesimal
ejijdi
36
Base36
skmrq
md5
87cbe40490573a641a6debf016df4721
sha1
3113d88a6f651a5d7658f871aff66c77434c6611
sha256
48bacf1e269b2dc06efd4ceaceff53039734d615d88a6d1f8cb1a93ac1eeef88
sha512
cf9af335c5b7cb813865bb66a7bd2f6fcd77287c4ea709749e0e1034f4f0c6f7114d5b3807efabfa4c3a2cc95fd5f56a7981ce097019eacc9f9bb9b87a119e7b
ripemd-160
0370b5844b1587a09625a51c41aa1f3c00e0e759
Diameter
95983756
Circumference
301541862.71356
Area
7.2357801436208E+15
Volume
4.6301157051663E+23
Surface area
2.8943120574483E+16
Circumference
301541862.71356
Perimeter
191967512
Area
2303220353966884
Diagonal
67870764.751355
Surface area
13819322123801304
Volume
1.105358702347E+23
Space diagonal
83124371.046647
Perimeter
143975634
Area
9.9732366852435E+14
Altitude
41562185.523324
Surface area
9.9732366852435E+14
Volume
1.3026777234552E+22
Height
22623588.250452