20155151 is an odd 8-digits composite number following 20155150
and preceding 20155152 . In scientific notation, it is written as 2.0155151 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19726272 positive integers (up to 20155151) that are relatively prime to 20155151.
20155151 has 4 divisors, whose sum is 20584032
The reverse of 20155151 is 15155102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty-five thousand one hundred fifty-one
Scientific notation
2.0155151 × 10^7
Engineering notation
2.0155151 × 10^6
Prime Factorization
47 × 428833
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155151
Product of the distinct prime numbers
The prime factorization of 20155151 is 47 × 428833.
Since it has a total of 2 prime factors.
6 , 6 , 69 , 79 , 242 , 659 , 2801 , 4075 , 75636 , 131 , 992331 , 90003 , 682434 , 9851454 , 26196239 , 81027275 , 991811717 , 821428089 , 6107159876 , 1745473793
n×2
40310302
n×3
60465453
n×4
80620604
n×5
100775755
n÷2
10077575.5
n÷3
6718383.6666667
n÷3
5038787.75
n÷5
4031030.2
n2
406230111832801
n3
8.187629244737E+21
n4
1.6502290375969E+29
n5
3.326061543735E+36
2 √n
4489.4488525876
3 √n
272.141862093
4 √n
67.003349562448
5 √n
28.898627114128
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20155150
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20155151 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155151) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000101100001111
3
Ternary
1101220222200002
4
Quaternary
1030320230033
5
Quinary
20124431101
6
Senary
1555554515
8
Octal
114705417
10
Decimal
20155151
12
Duodecimal
68bba3b
16
Hexadecimal
1338b0f
20
Vigesimal
65j7hb
36
Base36
bzztb
md5
df47c5f382a6d39db174ea216c9e6d52
sha1
6e67777f3009549e0d11e7860e9fd0db57fa00a2
sha256
7f4bba45ebb7c3175aea7a2043987458c6cc990ff629464f5b5c41041583d883
sha512
e63478a338869167183bf38870e760174a6663af05fe5f7d4c00a401fbba8399e625efa836bee2371ba634ebe78c31460c676b0d966cf48bda922022f730fb97
ripemd-160
af255fca45fa5b31bd7fc644e402e8d80d6263bf
Diameter
40310302
Circumference
126638548.62719
Area
1.2762095350009E+15
Volume
3.4296261180777E+22
Surface area
5.1048381400036E+15
Circumference
126638548.62719
Perimeter
80620604
Area
406230111832801
Diagonal
28503687.895878
Surface area
2437380670996806
Volume
8.187629244737E+21
Space diagonal
34909745.566223
Perimeter
60465453
Area
1.759027983147E+14
Altitude
17454872.783111
Surface area
1.759027983147E+14
Volume
9.6492136013247E+20
Height
9501229.2986259