21751330 is an even 8-digits composite number following 21751329
and preceding 21751331 . In scientific notation, it is written as 2.1751330 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 7831296 positive integers (up to 21751330) that are relatively prime to 21751330.
21751330 has 8 divisors, whose sum is 32649552
The reverse of 21751330 is 03315712
Previous prime number is 1955
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million seven hundred fifty-one thousand three hundred thirty
Scientific notation
2.1751330 × 10^7
Engineering notation
2.1751330 × 10^6
Prime Factorization
2 × 1955 × 5563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21751330
Product of the distinct prime numbers
The prime factorization of 21751330 is 2 × 1955 × 5563.
Since it has a total of 3 prime factors.
1 , 3 , 39 , 43 , 418 , 953 , 6909 , 7540 , 51381 , 24448 , 275158 , 812981 , 2232524 , 5633328 , 62505738 , 2310716 , 670762631 , 749243484 , 1304166081 , 9458800063
n×2
43502660
n×3
65253990
n×4
87005320
n×5
108756650
n÷2
10875665
n÷3
7250443.3333333
n÷3
5437832.5
n÷5
4350266
n2
473120356768900
n3
1.0290997009798E+22
n4
2.2384287198913E+29
n5
4.8688801767833E+36
2 √n
4663.8321153318
3 √n
279.14419818674
4 √n
68.292255163611
5 √n
29.342503392545
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
-21751329
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 21751330 can be divided by 8 positive divisors.
The sum of these divisors (counting 21751330) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010111110011000100010
3
Ternary
1111221002012211
4
Quaternary
1102332120202
5
Quinary
21032020310
6
Senary
2054112334
8
Octal
122763042
10
Decimal
21751330
12
Duodecimal
734b6aa
16
Hexadecimal
14be622
20
Vigesimal
6fii6a
36
Base36
cy7fm
md5
35aab505742194e23355fb3cfa2584db
sha1
6b7949545bafcad358fb5cce69d101876b9c10be
sha256
12aa3c5f038d36a56f53fe6d889e015eb27ae637e8bd7d4bf85a7504f9ec893f
sha512
e7a24aa2fea1d9c733b9b04fd859b64ceabc6cd0ba361cf50d828b0e949bd662ecb1e940ff8cfd54e7d13713bf8d91a3397e98ea23329d9bd049f10d329c6b90
ripemd-160
9fc64a8676e2e10205de2503e0efdd2cbfacbc8f
Diameter
43502660
Circumference
136667637.06761
Area
1.486351437089E+15
Volume
4.3106827472128E+22
Surface area
5.9454057483558E+15
Circumference
136667637.06761
Perimeter
87005320
Area
473120356768900
Diagonal
30761025.885653
Surface area
2838722140613400
Volume
1.0290997009798E+22
Space diagonal
37674408.692197
Perimeter
65253990
Area
2.0486712400471E+14
Altitude
18837204.346099
Surface area
2.0486712400471E+14
Volume
1.2128056284665E+21
Height
10253675.295218