20291015 is an odd 8-digits composite number following 20291014
and preceding 20291016 . In scientific notation, it is written as 2.0291015 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16209760 positive integers (up to 20291015) that are relatively prime to 20291015.
20291015 has 8 divisors, whose sum is 24383808
The reverse of 20291015 is 51019202
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred ninety-one thousand fifteen
Scientific notation
2.0291015 × 10^7
Engineering notation
2.0291015 × 10^6
Prime Factorization
5 × 821 × 4943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20291015
Product of the distinct prime numbers
The prime factorization of 20291015 is 5 × 821 × 4943.
Since it has a total of 3 prime factors.
6 , 4 , 88 , 67 , 520 , 239 , 9300 , 8135 , 16027 , 69362 , 858659 , 49152 , 3553185 , 595837 , 78588704 , 2874024 , 528111532 , 43571775 , 5402275491 , 5680442197
n×2
40582030
n×3
60873045
n×4
81164060
n×5
101455075
n÷2
10145507.5
n÷3
6763671.6666667
n÷3
5072753.75
n÷5
4058203
n2
411725289730225
n3
8.3543240297953E+21
n4
1.6951771420344E+29
n5
3.4396864816677E+36
2 √n
4504.5549169702
3 √n
272.7519875414
4 √n
67.115981084762
5 √n
28.937483077131
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
-20291014
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 20291015 can be divided by 8 positive divisors.
The sum of these divisors (counting 20291015) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011001110111000111
3
Ternary
1102011220001002
4
Quaternary
1031121313013
5
Quinary
20143303030
6
Senary
2002523515
8
Octal
115316707
10
Decimal
20291015
12
Duodecimal
696659b
16
Hexadecimal
1359dc7
20
Vigesimal
66g7af
36
Base36
c2wnb
md5
28fb777c1848ef64c3821536ffe4b90e
sha1
f2b3027e3e135aa14f5a3370d5c57b255f171f86
sha256
ecdfcc001842db0e172a13c324921288c0b48f8d35e421670cdefbf64768a9a9
sha512
87b2db4b45e53f60164899af492065be2ccf2c2743c123db0eb76d5d8623b333bcaa76d778d0798794d540381fb6a27500f87eec504ff2d116301b03ac8f5b7e
ripemd-160
ff58a95da0fc68afee4cf70ef9c59bf70ef752a2
Diameter
40582030
Circumference
127492207.31576
Area
1.2934731455136E+15
Volume
3.4994510663618E+22
Surface area
5.1738925820544E+15
Circumference
127492207.31576
Perimeter
81164060
Area
411725289730225
Diagonal
28695828.607316
Surface area
2470351738381350
Volume
8.3543240297953E+21
Space diagonal
35145068.917142
Perimeter
60873045
Area
1.7828228014344E+14
Altitude
17572534.458571
Surface area
1.7828228014344E+14
Volume
9.8456652894967E+20
Height
9565276.2024386