21761572 is an even 8-digits composite number following 21761571
and preceding 21761573 . In scientific notation, it is written as 2.1761572 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 9326376 positive integers (up to 21761572) that are relatively prime to 21761572.
21761572 has 12 divisors, whose sum is 43523200
The reverse of 21761572 is 27516712
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million seven hundred sixty-one thousand five hundred seventy-two
Scientific notation
2.1761572 × 10^7
Engineering notation
2.1761572 × 10^6
Prime Factorization
2 × 2 × 7 × 777199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10880786
Product of the distinct prime numbers
The prime factorization of 21761572 is 2 × 2 × 7 × 777199.
Since it has a total of 4 prime factors.
2 , 2 , 65 , 49 , 991 , 95 , 4700 , 9984 , 44008 , 22012 , 216067 , 62949 , 5985178 , 9480101 , 15727633 , 19492158 , 473430894 , 743262952 , 2692272703 , 3209783119
n×2
43523144
n×3
65284716
n×4
87046288
n×5
108807860
n÷2
10880786
n÷3
7253857.3333333
n÷3
5440393
n÷5
4352314.4
n2
473566015911184
n3
1.0305540952004E+22
n4
2.2426477142599E+29
n5
4.8803539704503E+36
2 √n
4664.9300101931
3 √n
279.18800464607
4 √n
68.300292899761
5 √n
29.345266159994
1 , 2 , 4 , 7 , 14 , 28 , 777199 , 1554398 , 3108796 , 5440393 , 10880786 , 21761572
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21761571
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21761572 can be divided by 12 positive divisors.
The sum of these divisors (counting 21761572) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011000000111000100100
3
Ternary
1111221121021011
4
Quaternary
1103000320210
5
Quinary
21032332242
6
Senary
2054232004
8
Octal
123007044
10
Decimal
21761572
12
Duodecimal
7355604
16
Hexadecimal
14c0e24
20
Vigesimal
6g03ic
36
Base36
cyfc4
md5
0654728231f4cb768b924547ad8cf316
sha1
c1dbd46ccdcb1fdc387aafdd7e4fb7e3f1b08f70
sha256
088aeeebceb6c2d20b48b9cd421b001bdb77a336dd153031519208f30c1ab422
sha512
7334bc99440365c4db9016d174a2ef1ee56ae2226c15843e22476a4c65861dc1913571930f88b2ee967dd892a95bace888a5476b0f8f9ca91e4ff556860b5b71
ripemd-160
adc17823aa0e91a807d2d84e09854a40fa93785e
Diameter
43523144
Circumference
136731989.45153
Area
1.4877515165764E+15
Volume
4.3167748994781E+22
Surface area
5.9510060663055E+15
Circumference
136731989.45153
Perimeter
87046288
Area
473566015911184
Diagonal
30775510.260959
Surface area
2841396095467104
Volume
1.0305540952004E+22
Space diagonal
37692148.356568
Perimeter
65284716
Area
2.0506010007404E+14
Altitude
18846074.178284
Surface area
2.0506010007404E+14
Volume
1.214519648493E+21
Height
10258503.42032