16105891 is an odd 8-digits composite number following 16105890
and preceding 16105892 . In scientific notation, it is written as 1.6105891 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 15841800 positive integers (up to 16105891) that are relatively prime to 16105891.
16105891 has 4 divisors, whose sum is 16369984
The reverse of 16105891 is 19850161
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixteen million one hundred five thousand eight hundred ninety-one
Scientific notation
1.6105891 × 10^7
Engineering notation
1.6105891 × 10^6
Prime Factorization
61 × 264031
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16105891
Product of the distinct prime numbers
The prime factorization of 16105891 is 61 × 264031.
Since it has a total of 2 prime factors.
5 , 9 , 31 , 68 , 759 , 10 , 1924 , 6675 , 96002 , 94235 , 714397 , 707754 , 3711365 , 6433088 , 81481047 , 60720549 , 634961036 , 19074948 , 1714787178 , 250669970
n×2
32211782
n×3
48317673
n×4
64423564
n×5
80529455
n÷2
8052945.5
n÷3
5368630.3333333
n÷3
4026472.75
n÷5
3221178.2
n2
259399724903881
n3
4.1778636947319E+21
n4
6.7288217280209E+28
n5
1.0837366930994E+36
2 √n
4013.2145469686
3 √n
252.53888104984
4 √n
63.349937229397
5 √n
27.631022157456
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
-16105890
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 16105891 can be divided by 4 positive divisors.
The sum of these divisors (counting 16105891) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011100000110100011
3
Ternary
1010022021010111
4
Quaternary
331130012203
5
Quinary
13110342031
6
Senary
1333112151
8
Octal
75340643
10
Decimal
16105891
12
Duodecimal
5488657
16
Hexadecimal
f5c1a3
20
Vigesimal
50d4eb
36
Base36
9l7dv
md5
b522b863cd5adc169cdba1d642c7fb72
sha1
71c246623b2f5325211ac56d92a13290902e3fa1
sha256
2eb4a463d863334222b1af4b24ad1e797382baa020ba7982e0f1a14c70d56395
sha512
b8583b8d30d3f03fa2740d68e6fadad920e02e9f3bc0bbdd5957f0c97a6ecc9baedfe0f1c7c6d9712d255c4d5defaa8cee2011a5cb9770725ad32b3cdf17c912
ripemd-160
e3bf7cf9c74b52d86266368870643cb466600c50
Diameter
32211782
Circumference
101196297.69024
Area
8.1492827010125E+14
Volume
1.7500194521426E+22
Surface area
3.259713080405E+15
Circumference
101196297.69024
Perimeter
64423564
Area
259399724903881
Diagonal
22777169.486303
Surface area
1556398349423286
Volume
4.1778636947319E+21
Space diagonal
27896221.513166
Perimeter
48317673
Area
1.1232337575073E+14
Altitude
13948110.756583
Surface area
1.1232337575073E+14
Volume
4.9236595823633E+20
Height
7592389.8287676