20251288 is an even 8-digits composite number following 20251287
and preceding 20251289 . In scientific notation, it is written as 2.0251288 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 16 positive divisors.
There are 10087200 positive integers (up to 20251288) that are relatively prime to 20251288.
20251288 has 16 divisors, whose sum is 38115360
The reverse of 20251288 is 88215202
Previous prime number is 271
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred fifty-one thousand two hundred eighty-eight
Scientific notation
2.0251288 × 10^7
Engineering notation
2.0251288 × 10^6
Prime Factorization
2 × 2 × 2 × 271 × 9341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5062822
Product of the distinct prime numbers
The prime factorization of 20251288 is 2 × 2 × 2 × 271 × 9341.
Since it has a total of 5 prime factors.
9 , 9 , 38 , 81 , 538 , 315 , 6814 , 5538 , 19800 , 64363 , 41501 , 804448 , 7569387 , 5909502 , 7761132 , 87867158 , 565457172 , 599683583 , 8388862022 , 7984697565
n×2
40502576
n×3
60753864
n×4
81005152
n×5
101256440
n÷2
10125644
n÷3
6750429.3333333
n÷3
5062822
n÷5
4050257.6
n2
410114665658944
n3
8.305350207283E+21
n4
1.6819403898855E+29
n5
3.4061459234403E+36
2 √n
4500.1431088355
3 √n
272.57386769446
4 √n
67.083105986795
5 √n
28.926143075146
1 , 2 , 4 , 8 , 271 , 542 , 1084 , 2168 , 9341 , 18682 , 37364 , 74728 , 2531411 , 5062822 , 10125644 , 20251288
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20251287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20251288 can be divided by 16 positive divisors.
The sum of these divisors (counting 20251288) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101010000001010011000
3
Ternary
1102002212112201
4
Quaternary
1031100022120
5
Quinary
20141020123
6
Senary
2002015544
8
Octal
115201230
10
Decimal
20251288
12
Duodecimal
69475b4
16
Hexadecimal
1350298
20
Vigesimal
66b848
36
Base36
c21zs
md5
d5ae5dd8cc01976139cb6900c670d08c
sha1
ec84b3dd3e728102a69edf114e81d88100be88d2
sha256
b6971f26dbdde8ae48b784a8363d8902641eec21922c16fd9982b6eae5527327
sha512
1f6460080dc6922a8c21e753a9f40940d810d40e56e958622b922d008b69de522c5ab338a141c27528b521449d8511111781f6ba067b6c0130a251539aa1037a
ripemd-160
04fcec56b383138ea34e935e6f87ffc3b561b2af
Diameter
40502576
Circumference
127242595.21306
Area
1.2884132207636E+15
Volume
3.4789369595588E+22
Surface area
5.1536528830543E+15
Circumference
127242595.21306
Perimeter
81005152
Area
410114665658944
Diagonal
28639646.145124
Surface area
2460687993953664
Volume
8.305350207283E+21
Space diagonal
35076259.73471
Perimeter
60753864
Area
1.775848594626E+14
Altitude
17538129.867355
Surface area
1.775848594626E+14
Volume
9.7879490861648E+20
Height
9546548.7150412