21031377 is an odd 8-digits composite number following 21031376
and preceding 21031378 . In scientific notation, it is written as 2.1031377 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 14020916 positive integers (up to 21031377) that are relatively prime to 21031377.
21031377 has 4 divisors, whose sum is 28041840
The reverse of 21031377 is 77313012
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million thirty-one thousand three hundred seventy-seven
Scientific notation
2.1031377 × 10^7
Engineering notation
2.1031377 × 10^6
Prime Factorization
3 × 7010459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21031377
Product of the distinct prime numbers
The prime factorization of 21031377 is 3 × 7010459.
Since it has a total of 2 prime factors.
2 , 10 , 15 , 100 , 41 , 960 , 9462 , 2665 , 20652 , 43523 , 412662 , 460227 , 9633348 , 3192412 , 96481635 , 24023559 , 622145408 , 90748662 , 7516135753 , 8526492269
n×2
42062754
n×3
63094131
n×4
84125508
n×5
105156885
n÷2
10515688.5
n÷3
7010459
n÷3
5257844.25
n÷5
4206275.4
n2
442318818516129
n3
9.3025738264073E+21
n4
1.956459372135E+29
n5
4.1147034640555E+36
2 √n
4585.9979284775
3 √n
276.02975682107
4 √n
67.719996518588
5 √n
29.14563633519
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
-21031376
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 21031377 can be divided by 4 positive divisors.
The sum of these divisors (counting 21031377) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110100111010001
3
Ternary
1110120111121220
4
Quaternary
1100032213101
5
Quinary
20341001002
6
Senary
2030435253
8
Octal
120164721
10
Decimal
21031377
12
Duodecimal
7062b29
16
Hexadecimal
140e9d1
20
Vigesimal
6b8i8h
36
Base36
cirwx
md5
1b1ce2dbcb3b372a50c3b9233aebfb24
sha1
676783eec1237d499876817ee2b78758c819a822
sha256
d18513c1f8a9aef216ec1bbcd1b14b4732e9267f03998b166bc89f962b897030
sha512
7f103e6f4e5fcc235b4272bb20b28824dca7386eedf0392dfbbed620f7e716f11ef1b06051d3b7da88a77c4615cf7083bed343a82d278d73906409b1c2f9c7c8
ripemd-160
b5803ec978e3fd5162dd76c0f7db2cc602e46099
Diameter
42062754
Circumference
132144038.95615
Area
1.3895855507948E+15
Volume
3.8966530123357E+22
Surface area
5.5583422031792E+15
Circumference
132144038.95615
Perimeter
84125508
Area
442318818516129
Diagonal
29742858.588782
Surface area
2653912911096774
Volume
9.3025738264073E+21
Space diagonal
36427413.517136
Perimeter
63094131
Area
1.9152966670344E+14
Altitude
18213706.758568
Surface area
1.9152966670344E+14
Volume
1.0963188391902E+21
Height
9914286.1962605