47891 is an odd 5-digits composite number following 47890
and preceding 47892 . In scientific notation, it is written as 4.7891 × 10^4.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 47232 positive integers (up to 47891) that are relatively prime to 47891.
47891 has 4 divisors, whose sum is 48552
The reverse of 47891 is 19874
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 29
Digital Root 2
Name
forty-seven thousand eight hundred ninety-one
Scientific notation
4.7891 × 10^4
Engineering notation
4.7891 × 10^3
Prime Factorization
83 × 577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
47891
Product of the distinct prime numbers
The prime factorization of 47891 is 83 × 577.
Since it has a total of 2 prime factors.
3 , 3 , 79 , 13 , 708 , 845 , 3003 , 5468 , 33988 , 93938 , 497631 , 141098 , 7616882 , 5486143 , 38468773 , 80325820 , 12140058 , 9394714 , 2637611867 , 1995940451
n×2
95782
n×3
143673
n×4
191564
n×5
239455
n÷2
23945.5
n÷3
15963.666666667
n÷3
11972.75
n÷5
9578.2
n2
2293547881
n3
109840301568971
n4
5260361882439590161
n5
2.5192399091191E+23
2 √n
218.84012429168
3 √n
36.314881820655
4 √n
14.793245901143
5 √n
8.6307945986558
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
-47890
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 47891 can be divided by 4 positive divisors.
The sum of these divisors (counting 47891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011101100010011
3
Ternary
2102200202
4
Quaternary
23230103
5
Quinary
3013031
6
Senary
1005415
8
Octal
135423
10
Decimal
47891
12
Duodecimal
2386b
16
Hexadecimal
bb13
20
Vigesimal
5jeb
36
Base36
10yb
md5
1e2da877e5d7479ab76792ffcead7a50
sha1
8c2cb581356e4af856b8c4de2fac55b3167c6750
sha256
daf5b19041720e9f98b698ae007b44964f47fb80d443872a347c6cb2596ec949
sha512
5553e3748d881f6a986e9f09a516129c08f42ae58cc4ea5c9e94092c04ee2494a5c451c112c68f1309ef51f529aea36654eadcd9a453fbf6189a363826d2fbd5
ripemd-160
1923d96a4958c5ecfaa6ba60bfb294fa1d07d115
Diameter
95782
Circumference
300908.02754614
Area
7205393173.606
Volume
4.6009797930289E+14
Surface area
28821572694.424
Circumference
300908.02754614
Perimeter
191564
Area
2293547881
Diagonal
67728.10171561
Surface area
13761287286
Volume
109840301568971
Space diagonal
82949.645225281
Perimeter
143673
Area
993135364.87098
Altitude
41474.822612641
Surface area
993135364.87098
Volume
12944803681166
Height
22576.033905203