21007049 is an odd 8-digits composite number following 21007048
and preceding 21007050 . In scientific notation, it is written as 2.1007049 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 17384976 positive integers (up to 21007049) that are relatively prime to 21007049.
21007049 has 8 divisors, whose sum is 24836160
The reverse of 21007049 is 94070012
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million seven thousand forty-nine
Scientific notation
2.1007049 × 10^7
Engineering notation
2.1007049 × 10^6
Prime Factorization
7 × 29 × 103483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21007049
Product of the distinct prime numbers
The prime factorization of 21007049 is 7 × 29 × 103483.
Since it has a total of 3 prime factors.
4 , 7 , 98 , 14 , 496 , 264 , 522 , 5132 , 78415 , 10515 , 218685 , 637100 , 9624131 , 7813825 , 61884226 , 91183325 , 349975633 , 47396923 , 3389810982 , 3175005776
n×2
42014098
n×3
63021147
n×4
84028196
n×5
105035245
n÷2
10503524.5
n÷3
7002349.6666667
n÷3
5251762.25
n÷5
4201409.8
n2
441296107688401
n3
9.2703289577195E+21
n4
1.9474225466093E+29
n5
4.0909600860327E+36
2 √n
4583.3447393797
3 √n
275.92328348089
4 √n
67.700404277816
5 √n
29.138890382723
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21007048
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21007049 can be divided by 8 positive divisors.
The sum of these divisors (counting 21007049) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001000101011001001
3
Ternary
1110112021020212
4
Quaternary
1100020223021
5
Quinary
20334211144
6
Senary
2030130505
8
Octal
120105311
10
Decimal
21007049
12
Duodecimal
7050a35
16
Hexadecimal
1408ac9
20
Vigesimal
6b5hc9
36
Base36
ci955
md5
1f13a1b50c70cd1c332f17e422cda4dd
sha1
fb8f3e62b9ca5cd93bbd97e01fd147ec9ea278a8
sha256
8f01ff89ff786b4cdcbeab20ca42a98c87bf864340679c9f4bd02f346dd67eb1
sha512
9190e11b976f272e2d97759a55bdbf03b3693825247704bec74d4224fd05321413e28b846d12806302a7ab1494d1cffc994c4d823ff6e957579cc26fc9ab3c63
ripemd-160
de173c0db163534def64133365095e822903e793
Diameter
42014098
Circumference
131991181.624
Area
1.3863726099717E+15
Volume
3.8831463133243E+22
Surface area
5.5454904398866E+15
Circumference
131991181.624
Perimeter
84028196
Area
441296107688401
Diagonal
29708453.601236
Surface area
2647776646130406
Volume
9.2703289577195E+21
Space diagonal
36385276.185089
Perimeter
63021147
Area
1.9108681992467E+14
Altitude
18192638.092544
Surface area
1.9108681992467E+14
Volume
1.0925187449722E+21
Height
9902817.8670787