20451372 is an even 8-digits composite number following 20451371
and preceding 20451373 . In scientific notation, it is written as 2.0451372 × 10^7.
The sum of its digits is 24. It has a total of 6 prime factors and 36 positive divisors.
There are 6456960 positive integers (up to 20451372) that are relatively prime to 20451372.
20451372 has 36 divisors, whose sum is 50374296
The reverse of 20451372 is 27315402
Previous prime number is 19
Is Prime? no Number parity even Number length 8 Sum of Digits 24 Digital Root 6
Name
twenty million four hundred fifty-one thousand three hundred seventy-two
Scientific notation
2.0451372 × 10^7
Engineering notation
2.0451372 × 10^6
Prime Factorization
2 × 2 × 3 × 19 × 19 × 4721
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
538194 Product of the distinct prime numbers
The prime factorization of 20451372 is 2 × 2 × 3 × 19 × 19 × 4721.
Since it has a total of 6 prime factors.
9 , 1 , 36 , 91 , 453 , 959 , 55 , 5482 , 33542 , 31247 , 767770 , 982209 , 7554518 , 2326649 , 55732464 , 27403940 , 874759350 , 682495176 , 2969899610 , 7126799311
n×2
40902744
n×3
61354116
n×4
81805488
n×5
102256860
n÷2
10225686
n÷3
6817124
n÷3
5112843
n÷5
4090274.4
n2
418258616682384
n3
8.5539625619768E+21
n4
1.7494027042906E+29
n5
3.5777685483253E+36
2 √n4522.319316457
3 √n273.46860975239
4 √n67.248191919612
5 √n28.983076936344
1 , 2 , 3 , 4 , 6 , 12 , 19 , 38 , 57 , 76 , 114 , 228 , 361 , 722 , 1083 , 1444 , 2166 , 4332 , 4721 , 9442 , 14163 , 18884 , 28326 , 56652 , 89699 , 179398 , 269097 , 358796 , 538194 , 1076388 , 1704281 , 3408562 , 5112843 , 6817124 , 10225686 , 20451372
36 divisors
τ Total Divisors
36 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-20451371 Sum of the proper positive divisors of n
A Arithmetic Mean
0.027777777777778 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
36 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20451372 can be divided by 36 positive divisors.
The sum of these divisors (counting 20451372) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
1001110000001000000101100
3
Ternary
1102111001000020
4
Quaternary
1032001000230
5
Quinary
20213420442
6
Senary
2010202140
8
Octal
116010054
10
Decimal
20451372
12
Duodecimal
6a23350
16
Hexadecimal
138102c
20
Vigesimal
67g88c
36
Base36
c6cdo
md5
0814c6ca2e5b96857e9ecb3b913bbdf4
sha1
2f57d9c57b84649da12ffa4118e35e9bea8b831c
sha256
840e8d3350b5dce1e70b6f787d9d37929c7e0edefc31e1843a93eff62bf8f934
sha512
1cf80d6a2c49693dd88fe8aaab87d62f3491687b1163e0ea4059a3c597259f67412fad7cab769edd855c1ccc175e9a746b57accbaf11bc9ff4e61dc15bda1080
ripemd-160
ce194768ff2400a5cf02b973b793ff3bd123f8aa
Diameter
40902744
Circumference
128499760.06206
Area
1.31399819747E+15
Volume
3.5830754591718E+22
Surface area
5.25599278988E+15
Circumference
128499760.06206
Perimeter
81805488
Area
418258616682384
Diagonal
28922607.651537
Surface area
2509551700094304
Volume
8.5539625619768E+21
Space diagonal
35422815.388492
Perimeter
61354116
Area
1.8111129369934E+14
Altitude
17711407.694246
Surface area
1.8111129369934E+14
Volume
1.0080941555983E+21
Height
9640869.2171791