21240107 is an odd 8-digits composite number following 21240106
and preceding 21240108 . In scientific notation, it is written as 2.1240107 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 18205800 positive integers (up to 21240107) that are relatively prime to 21240107.
21240107 has 4 divisors, whose sum is 24274416
The reverse of 21240107 is 70104212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million two hundred forty thousand one hundred seven
Scientific notation
2.1240107 × 10^7
Engineering notation
2.1240107 × 10^6
Prime Factorization
7 × 3034301
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21240107
Product of the distinct prime numbers
The prime factorization of 21240107 is 7 × 3034301.
Since it has a total of 2 prime factors.
9 , 2 , 10 , 64 , 462 , 10 , 2658 , 271 , 25740 , 37190 , 120675 , 717817 , 8815512 , 9447206 , 29156496 , 81840747 , 203378176 , 155081234 , 6543064756 , 8456668609
n×2
42480214
n×3
63720321
n×4
84960428
n×5
106200535
n÷2
10620053.5
n÷3
7080035.6666667
n÷3
5310026.75
n÷5
4248021.4
n2
451142145371449
n3
9.5823074398991E+21
n4
2.0352923533035E+29
n5
4.3229827360449E+36
2 √n
4608.6990572178
3 √n
276.93992276241
4 √n
67.887399841339
5 √n
29.203260336418
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
-21240106
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 21240107 can be divided by 4 positive divisors.
The sum of these divisors (counting 21240107) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001000001100100101011
3
Ternary
1110222002221122
4
Quaternary
1101001210223
5
Quinary
20414140412
6
Senary
2035125455
8
Octal
121014453
10
Decimal
21240107
12
Duodecimal
714388b
16
Hexadecimal
144192b
20
Vigesimal
6cf057
36
Base36
cn8yz
md5
a865b5d7d03d4ecb725d35564a6f5eb6
sha1
015cfa58b102660f8a1e93a49847cfb5f350198c
sha256
d1525f23700e46248d716332a6cae74cdcacd46976eeb67df182cc961cca9382
sha512
5f66ff90d82ca7f9bef02185dcce81c9932630f2097d246d3622abf394ccaa95675ac0e87e38970e9fd16ede72a5c021c3aff7ab465ce7db1217d16f296bba56
ripemd-160
e77e10ae12d1ed74e351203ac63d4ffd191a128c
Diameter
42480214
Circumference
133455528.22532
Area
1.4173048496237E+15
Volume
4.0138275543501E+22
Surface area
5.6692193984947E+15
Circumference
133455528.22532
Perimeter
84960428
Area
451142145371449
Diagonal
30038047.385656
Surface area
2706852872228694
Volume
9.5823074398991E+21
Space diagonal
36788944.482199
Perimeter
63720321
Area
1.9535027930474E+14
Altitude
18394472.2411
Surface area
1.9535027930474E+14
Volume
1.1292857616945E+21
Height
10012682.461885