20454291 is an odd 8-digits composite number following 20454290
and preceding 20454292 . In scientific notation, it is written as 2.0454291 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 10929600 positive integers (up to 20454291) that are relatively prime to 20454291.
20454291 has 32 divisors, whose sum is 31621632
The reverse of 20454291 is 19245402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred fifty-four thousand two hundred ninety-one
Scientific notation
2.0454291 × 10^7
Engineering notation
2.0454291 × 10^6
Prime Factorization
13 × 33 × 23 × 3 × 691
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20454291
Product of the distinct prime numbers
The prime factorization of 20454291 is 13 × 33 × 23 × 3 × 691.
Since it has a total of 5 prime factors.
4 , 9 , 4 , 87 , 821 , 277 , 1407 , 1355 , 79221 , 83315 , 190968 , 226964 , 8891549 , 7075146 , 92682683 , 16570357 , 506552010 , 718441036 , 9036149149 , 9688559092
n×2
40908582
n×3
61362873
n×4
81817164
n×5
102271455
n÷2
10227145.5
n÷3
6818097
n÷3
5113572.75
n÷5
4090858.2
n2
418378020312681
n3
8.5576257754795E+21
n4
1.7504016788076E+29
n5
3.5803225305219E+36
2 √n
4522.6420375705
3 √n
273.48161974991
4 √n
67.250591354802
5 √n
28.983904233133
1 , 3 , 13 , 23 , 33 , 39 , 69 , 99 , 299 , 429 , 691 , 759 , 897 , 1287 , 2073 , 2277 , 8983 , 9867 , 15893 , 22803 , 26949 , 29601 , 47679 , 68409 , 206609 , 296439 , 524469 , 619827 , 889317 , 1573407 , 6818097 , 20454291
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20454290
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20454291 can be divided by 32 positive divisors.
The sum of these divisors (counting 20454291) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110000001101110010011
3
Ternary
1102111012000100
4
Quaternary
1032001232103
5
Quinary
20214014131
6
Senary
2010223443
8
Octal
116015623
10
Decimal
20454291
12
Duodecimal
6a24b83
16
Hexadecimal
1381b93
20
Vigesimal
67gfeb
36
Base36
c6emr
md5
ca7321e1b1c3c0dd0ad49a2ffcb90354
sha1
44f6840e07498d717c2306d3cf6d99beb4c18c7c
sha256
ee96be08eb3173dbb6c4ccf0a4987284e0a6ae3c64519d9f251f1bb270f16de6
sha512
8d7a2f6f717a21ea05985835521f1a6d1059ccb2b023a2fc5f42bccda529499970742340729ae08eed24badc21136fc9fb10b0b98ad5de1dc9fdb42ba876a8d7
ripemd-160
401c53b63dfe5d15faf11d2ff9818bbac6800ffa
Diameter
40908582
Circumference
128518100.67998
Area
1.3143733150378E+15
Volume
3.5846099024556E+22
Surface area
5.257493260151E+15
Circumference
128518100.67998
Perimeter
81817164
Area
418378020312681
Diagonal
28926735.740926
Surface area
2510268121876086
Volume
8.5576257754795E+21
Space diagonal
35427871.244799
Perimeter
61362873
Area
1.8116299698791E+14
Altitude
17713935.622399
Surface area
1.8116299698791E+14
Volume
1.0085258694497E+21
Height
9642245.2469753