21014791 is an odd 8-digits composite number following 21014790
and preceding 21014792 . In scientific notation, it is written as 2.1014791 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18012672 positive integers (up to 21014791) that are relatively prime to 21014791.
21014791 has 4 divisors, whose sum is 24016912
The reverse of 21014791 is 19741012
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million fourteen thousand seven hundred ninety-one
Scientific notation
2.1014791 × 10^7
Engineering notation
2.1014791 × 10^6
Prime Factorization
7 × 3002113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21014791
Product of the distinct prime numbers
The prime factorization of 21014791 is 7 × 3002113.
Since it has a total of 2 prime factors.
2 , 8 , 20 , 26 , 940 , 92 , 8400 , 9155 , 74967 , 98508 , 413401 , 20224 , 5749221 , 8582212 , 36177349 , 27410650 , 2621996 , 434838604 , 1996994148 , 5126429155
n×2
42029582
n×3
63044373
n×4
84059164
n×5
105073955
n÷2
10507395.5
n÷3
7004930.3333333
n÷3
5253697.75
n÷5
4202958.2
n2
441621440773681
n3
9.2805822789778E+21
n4
1.9502949695102E+29
n5
4.0985041172609E+36
2 √n
4584.1892412945
3 √n
275.95717584542
4 √n
67.70664104277
5 √n
29.14103785275
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
-21014790
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 21014791 can be divided by 4 positive divisors.
The sum of these divisors (counting 21014791) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001010100100000111
3
Ternary
1110112122212121
4
Quaternary
1100022210013
5
Quinary
20334433131
6
Senary
2030230411
8
Octal
120124407
10
Decimal
21014791
12
Duodecimal
7055407
16
Hexadecimal
140a907
20
Vigesimal
6b6gjb
36
Base36
cif47
md5
4855805de17d8cfaf41ba01d68f38a8c
sha1
534334e3f22df1472071eaa18dd8b9916468eec2
sha256
e83a93be7c58f054cafe31728c2887d8b48c192601b511f463a01873e684f74d
sha512
ed9251992c83b53c509064d7229473aa161a38c8521f6e1b1835e9c6d71a9e9f8eede56e38ee80c23fe6495c7d05e1fa78c4ec2d295c1dd37cee4c538b838177
ripemd-160
8b7005dc0fd840cccd2224ea078fff30cfe35f43
Diameter
42029582
Circumference
132039826.04465
Area
1.3873946740023E+15
Volume
3.8874412144896E+22
Surface area
5.5495786960093E+15
Circumference
132039826.04465
Perimeter
84059164
Area
441621440773681
Diagonal
29719402.442636
Surface area
2649728644642086
Volume
9.2805822789778E+21
Space diagonal
36398685.722441
Perimeter
63044373
Area
1.9122769328295E+14
Altitude
18199342.861221
Surface area
1.9122769328295E+14
Volume
1.0937271104708E+21
Height
9906467.4808787