20121732 is an even 8-digits composite number following 20121731
and preceding 20121733 . In scientific notation, it is written as 2.0121732 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 6707232 positive integers (up to 20121732) that are relatively prime to 20121732.
20121732 has 12 divisors, whose sum is 39125660
The reverse of 20121732 is 23712102
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-one thousand seven hundred thirty-two
Scientific notation
2.0121732 × 10^7
Engineering notation
2.0121732 × 10^6
Prime Factorization
2 × 2 × 9 × 558937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10060866
Product of the distinct prime numbers
The prime factorization of 20121732 is 2 × 2 × 9 × 558937.
Since it has a total of 4 prime factors.
8 , 3 , 1 , 100 , 339 , 451 , 4690 , 4805 , 22933 , 61759 , 381519 , 270272 , 8283556 , 8368158 , 14004125 , 15804842 , 615541715 , 473221825 , 4892310002 , 1204529416
n×2
40243464
n×3
60365196
n×4
80486928
n×5
100608660
n÷2
10060866
n÷3
6707244
n÷3
5030433
n÷5
4024346.4
n2
404884098679824
n3
8.146969324697E+21
n4
1.6393113336377E+29
n5
3.2985783320021E+36
2 √n
4485.725359404
3 √n
271.9913672289
4 √n
66.975557925291
5 √n
28.889037462477
1 , 2 , 4 , 9 , 18 , 36 , 558937 , 1117874 , 2235748 , 5030433 , 10060866 , 20121732
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
-20121731
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 20121732 can be divided by 12 positive divisors.
The sum of these divisors (counting 20121732) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110000100010000100
3
Ternary
1101212021211100
4
Quaternary
1030300202010
5
Quinary
20122343412
6
Senary
1555140100
8
Octal
114604204
10
Decimal
20121732
12
Duodecimal
68a4630
16
Hexadecimal
1330884
20
Vigesimal
65f46c
36
Base36
bza10
md5
591fbb7b441b3f54ccfadd9b5e8f07d0
sha1
9f3e2575245dc7ec622a54b4dd230df356d4561f
sha256
35e1c7940c976d58130dc4954f15c32896ea370f29e1477b862b22563b0842da
sha512
e3a6fc360cbc200873d81db819173dd09630377c9585d72bfd727b62a5b5e846d23e735bb57cc3b7b3badb8169a86570fb90cd4b54fab254d715c14dae63a648
ripemd-160
b3b9a54aa393be2bd188ac2368c4abe87f09f2d8
Diameter
40243464
Circumference
126428570.85741
Area
1.2719809099679E+15
Volume
3.4125945305986E+22
Surface area
5.0879236398714E+15
Circumference
126428570.85741
Perimeter
80486928
Area
404884098679824
Diagonal
28456426.292837
Surface area
2429304592078944
Volume
8.146969324697E+21
Space diagonal
34851862.160285
Perimeter
60365196
Area
1.7531995752255E+14
Altitude
17425931.080142
Surface area
1.7531995752255E+14
Volume
9.60129542602E+20
Height
9485475.4309456