20149255 is an odd 8-digits composite number following 20149254
and preceding 20149256 . In scientific notation, it is written as 2.0149255 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 13816608 positive integers (up to 20149255) that are relatively prime to 20149255.
20149255 has 8 divisors, whose sum is 27633312
The reverse of 20149255 is 55294102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred forty-nine thousand two hundred fifty-five
Scientific notation
2.0149255 × 10^7
Engineering notation
2.0149255 × 10^6
Prime Factorization
5 × 7 × 575693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20149255
Product of the distinct prime numbers
The prime factorization of 20149255 is 5 × 7 × 575693.
Since it has a total of 3 prime factors.
2 , 10 , 89 , 81 , 718 , 121 , 8357 , 5690 , 97180 , 80683 , 633999 , 916925 , 4756807 , 2308909 , 77216114 , 90501409 , 177759750 , 128059825 , 6577286103 , 6637746323
n×2
40298510
n×3
60447765
n×4
80597020
n×5
100746275
n÷2
10074627.5
n÷3
6716418.3333333
n÷3
5037313.75
n÷5
4029851
n2
405992477055025
n3
8.1804459482633E+21
n4
1.6482989142527E+29
n5
3.3211995139502E+36
2 √n
4488.7921537982
3 √n
272.11532289045
4 √n
66.998448890987
5 √n
28.896936169255
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
-20149254
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 20149255 can be divided by 8 positive divisors.
The sum of these divisors (counting 20149255) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110111010000000111
3
Ternary
1101220200120201
4
Quaternary
1030313100013
5
Quinary
20124234010
6
Senary
1555511331
8
Octal
114672007
10
Decimal
20149255
12
Duodecimal
68b8547
16
Hexadecimal
1337407
20
Vigesimal
65id2f
36
Base36
bzv9j
md5
97ffa433aaefba92381375ecbb7a5e5e
sha1
915381382e8e5cdca105d34cb10df5b251f25fec
sha256
7f02495df89da7241c4e2d1f2d39cfa9c3b19c928da862322d165942303ed4e0
sha512
55ae3a35db41621c1204ce1dc7125585f0de14863049a33ac58d06d56909bb2f2a57ee9b55d08b3ff7d459a11ded8c4c0c4a2e1e1b2576d80c83fc65fcd71b75
ripemd-160
2841ca188b2408dfbb9653a7c2da113947bfc857
Diameter
40298510
Circumference
126601502.96661
Area
1.2754629833288E+15
Volume
3.426617185887E+22
Surface area
5.1018519333152E+15
Circumference
126601502.96661
Perimeter
80597020
Area
405992477055025
Diagonal
28495349.692714
Surface area
2435954862330150
Volume
8.1804459482633E+21
Space diagonal
34899533.394661
Perimeter
60447765
Area
1.7579989943751E+14
Altitude
17449766.697331
Surface area
1.7579989943751E+14
Volume
9.6407480052451E+20
Height
9498449.8975713