21107321 is an odd 8-digits composite number following 21107320
and preceding 21107322 . In scientific notation, it is written as 2.1107321 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 21044352 positive integers (up to 21107321) that are relatively prime to 21107321.
21107321 has 4 divisors, whose sum is 21170292
The reverse of 21107321 is 12370112
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million one hundred seven thousand three hundred twenty-one
Scientific notation
2.1107321 × 10^7
Engineering notation
2.1107321 × 10^6
Prime Factorization
337 × 62633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21107321
Product of the distinct prime numbers
The prime factorization of 21107321 is 337 × 62633.
Since it has a total of 2 prime factors.
10 , 2 , 1 , 91 , 422 , 881 , 6249 , 9378 , 76258 , 92658 , 91361 , 217400 , 3085563 , 1119049 , 4371212 , 72822257 , 918571717 , 433070408 , 2468942370 , 4742242673
n×2
42214642
n×3
63321963
n×4
84429284
n×5
105536605
n÷2
10553660.5
n÷3
7035773.6666667
n÷3
5276830.25
n÷5
4221464.2
n2
445518999797041
n3
9.4037125403151E+21
n4
1.9848717918016E+29
n5
4.1895326053401E+36
2 √n
4594.2704535105
3 √n
276.36160420353
4 √n
67.781047893276
5 √n
29.166654892754
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
-21107320
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 21107321 can be divided by 4 positive divisors.
The sum of these divisors (counting 21107321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001001001111001
3
Ternary
1110201100210122
4
Quaternary
1100201021321
5
Quinary
20400413241
6
Senary
2032223025
8
Octal
120411171
10
Decimal
21107321
12
Duodecimal
709aa75
16
Hexadecimal
1421279
20
Vigesimal
6bi861
36
Base36
ckeih
md5
9cea2ecfa76817defbacd9626726361e
sha1
af7327befb2fae454c87c0204ffde154591d7db9
sha256
6799974a449df874f79b00c587aced7a5933813af7376f7dc67011dae6be9305
sha512
5723ed596ca6da57f05ea1b8484211e78c9a7e6a04e32d7a50fa7c8746f6852eda1eecc4eef8b67fd7e24bc78b5b8fb98cee78bd230700b5be7dba70724f4dc2
ripemd-160
a69985e9e5effed76132179ef7b477bdcb8103d6
Diameter
42214642
Circumference
132621209.18112
Area
1.3996392167971E+15
Volume
3.9390178977499E+22
Surface area
5.5985568671882E+15
Circumference
132621209.18112
Perimeter
84429284
Area
445518999797041
Diagonal
29850259.623562
Surface area
2673113998782246
Volume
9.4037125403151E+21
Space diagonal
36558952.383666
Perimeter
63321963
Area
1.9291538584644E+14
Altitude
18279476.191833
Surface area
1.9291538584644E+14
Volume
1.108238150931E+21
Height
9950086.5411875