100391 is an odd 6-digits prime number following 100390
and preceding 100392 . In scientific notation, it is written as 1.00391 × 10^5.
The sum of its digits is 14. It has a total of 1 prime factors and 2 positive divisors.
There are 100390 positive integers (up to 100391) that are relatively prime to 100391.
100391 has 2 divisors, whose sum is 100392
The reverse of 100391 is 193001
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 14
Digital Root 5
Name
one hundred thousand three hundred ninety-one
Scientific notation
1.00391 × 10^5
Engineering notation
1.00391 × 10^3
Prime Factorization
100391
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
100391
Product of the distinct prime numbers
The prime factorization of 100391 is 100391.
Since it has a total of 1 prime factors.
5 , 8 , 97 , 2 , 18 , 747 , 4442 , 1929 , 67127 , 14856 , 172399 , 125834 , 6812043 , 5647794 , 96237266 , 14944489 , 496132318 , 259042110 , 7113687455 , 7536784104
n×2
200782
n×3
301173
n×4
401564
n×5
501955
n÷2
50195.5
n÷3
33463.666666667
n÷3
25097.75
n÷5
20078.2
n2
10078352881
n3
1011775924076471
n4
1.0157319679396E+20
n5
1.0197034799343E+25
2 √n
316.84538816274
3 √n
46.47630503578
4 √n
17.800151352243
5 √n
10.007807798134
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
100392
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
50196
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
316.84696621555
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999800780939
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 100391 can be divided by 2 positive divisors.
The sum of these divisors (counting 100391) is 100392, the average is 50196.
Base
System
Value
2
Binary
11000100000100111
3
Ternary
12002201012
4
Quaternary
120200213
5
Quinary
11203031
6
Senary
2052435
8
Octal
304047
10
Decimal
100391
12
Duodecimal
4a11b
16
Hexadecimal
18827
20
Vigesimal
cajb
36
Base36
25gn
md5
82e3a96ae559ff4cfc27aaef54856319
sha1
a9f716844de175a7548d6845e5d4bc55f1d28930
sha256
67a7ed2a52b56f378cc9d98c29699098b68cfe36bafe280e5bfff1e756039f07
sha512
3aa783955a93d127c51df078fcc46e9f31444a75fc383b3c6138c1aa0c7c99c764ef986ef1220ca5c0e7e95a5c038915013e6148b905454a91a8207487d137ca
ripemd-160
812d0b5fee18b93f9b7b6fca3fe4f1b344db961e
Diameter
200782
Circumference
630775.25617307
Area
31662079371.235
Volume
4.2381170802102E+15
Surface area
126648317484.94
Circumference
630775.25617307
Perimeter
401564
Area
10078352881
Diagonal
141974.3137402
Surface area
60470117286
Volume
1011775924076471
Space diagonal
173882.31262265
Perimeter
301173
Area
4364054811.625
Altitude
86941.156311324
Surface area
4364054811.625
Volume
1.1923893615929E+14
Height
47324.771246732