21103771 is an odd 8-digits composite number following 21103770
and preceding 21103772 . In scientific notation, it is written as 2.1103771 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19480392 positive integers (up to 21103771) that are relatively prime to 21103771.
21103771 has 4 divisors, whose sum is 22727152
The reverse of 21103771 is 17730112
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred three thousand seven hundred seventy-one
Scientific notation
2.1103771 × 10^7
Engineering notation
2.1103771 × 10^6
Prime Factorization
13 × 1623367
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21103771
Product of the distinct prime numbers
The prime factorization of 21103771 is 13 × 1623367.
Since it has a total of 2 prime factors.
1 , 5 , 96 , 25 , 719 , 977 , 6789 , 9879 , 22834 , 10767 , 271708 , 672716 , 1646823 , 8135410 , 67251901 , 83290967 , 93391963 , 866049034 , 1761807802 , 6215722977
n×2
42207542
n×3
63311313
n×4
84415084
n×5
105518855
n÷2
10551885.5
n÷3
7034590.3333333
n÷3
5275942.75
n÷5
4220754.2
n2
445369150420441
n3
9.3989685609375E+21
n4
1.9835368014623E+29
n5
4.1860106428132E+36
2 √n
4593.8840864785
3 √n
276.34610975807
4 √n
67.778197722265
5 √n
29.165673729949
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
-21103770
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 21103771 can be divided by 4 positive divisors.
The sum of these divisors (counting 21103771) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000010010011011
3
Ternary
1110201011221011
4
Quaternary
1100200102123
5
Quinary
20400310041
6
Senary
2032154351
8
Octal
120402233
10
Decimal
21103771
12
Duodecimal
70989b7
16
Hexadecimal
142049b
20
Vigesimal
6bhj8b
36
Base36
ckbrv
md5
320d096699863aecf0ecda66f2e59478
sha1
fdc2f6fec97d52cee871d49ed990180c9b50b8f9
sha256
cdb03676765096a12ba72015f0349c5a8ceb11f5077177383c11e4562777eff1
sha512
b2beb2ddf7d6f6a76b7056b935310e2a24b2515e9ba674212d217c14b4085cc027f82737459027607c546f74715e8cac61d1004450d829797fdec742efe06b4c
ripemd-160
b68a14e25f8f2c778f4c9479009ad2026caca929
Diameter
42207542
Circumference
132598903.87328
Area
1.3991684510964E+15
Volume
3.937030744315E+22
Surface area
5.5966738043855E+15
Circumference
132598903.87328
Perimeter
84415084
Area
445369150420441
Diagonal
29845239.165416
Surface area
2672214902522646
Volume
9.3989685609375E+21
Space diagonal
36552803.603299
Perimeter
63311313
Area
1.92850499163E+14
Altitude
18276401.801649
Surface area
1.92850499163E+14
Volume
1.1076790675997E+21
Height
9948413.0551387