20455509 is an odd 8-digits composite number following 20455508
and preceding 20455510 . In scientific notation, it is written as 2.0455509 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 13261248 positive integers (up to 20455509) that are relatively prime to 20455509.
20455509 has 16 divisors, whose sum is 28035072
The reverse of 20455509 is 90555402
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred fifty-five thousand five hundred nine
Scientific notation
2.0455509 × 10^7
Engineering notation
2.0455509 × 10^6
Prime Factorization
3 × 53 × 127 × 1013
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20455509
Product of the distinct prime numbers
The prime factorization of 20455509 is 3 × 53 × 127 × 1013.
Since it has a total of 4 prime factors.
5 , 3 , 15 , 87 , 404 , 388 , 718 , 6170 , 28880 , 61320 , 182584 , 685432 , 1659135 , 2796108 , 51522068 , 80812450 , 936294176 , 763466402 , 5488212633 , 3187299550
n×2
40911018
n×3
61366527
n×4
81822036
n×5
102277545
n÷2
10227754.5
n÷3
6818503
n÷3
5113877.25
n÷5
4091101.8
n2
418427848449081
n3
8.5591546198008E+21
n4
1.7508186435773E+29
n5
3.5813886521063E+36
2 √n
4522.77669137
3 √n
273.48704801598
4 √n
67.251592482037
5 √n
28.984249408182
1 , 3 , 53 , 127 , 159 , 381 , 1013 , 3039 , 6731 , 20193 , 53689 , 128651 , 161067 , 385953 , 6818503 , 20455509
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
-20455508
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 20455509 can be divided by 16 positive divisors.
The sum of these divisors (counting 20455509) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110000010000001010101
3
Ternary
1102111020200110
4
Quaternary
1032002001111
5
Quinary
20214034014
6
Senary
2010233233
8
Octal
116020125
10
Decimal
20455509
12
Duodecimal
6a25819
16
Hexadecimal
1382055
20
Vigesimal
67gif9
36
Base36
c6fkl
md5
a2986429e4a233147aae3ffbc559ede4
sha1
2ba4367eb43d439516714372169be3b465298dd0
sha256
56ca68a4c7d1a338ffbd74deeb841e2c575f28900ce467ffdcf7a0dc1495289c
sha512
315c5c6c271eb25d732d736065cc1a58083980a96f99d39f9c428f1a9cc7b6a7dadecba647bf7f06a9f05793530cb6c3708a3e9904aedeec851c544968677e6f
ripemd-160
423f48f44c159c77694cdd42fbcd92baf3b01c8a
Diameter
40911018
Circumference
128525753.59968
Area
1.314529854745E+15
Volume
3.5852503032674E+22
Surface area
5.2581194189801E+15
Circumference
128525753.59968
Perimeter
81822036
Area
418427848449081
Diagonal
28928458.253045
Surface area
2510567090694486
Volume
8.5591546198008E+21
Space diagonal
35429980.882682
Perimeter
61366527
Area
1.8118457320388E+14
Altitude
17714990.441341
Surface area
1.8118457320388E+14
Volume
1.0087060454809E+21
Height
9642819.4176816