20551495 is an odd 8-digits composite number following 20551494
and preceding 20551496 . In scientific notation, it is written as 2.0551495 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16404960 positive integers (up to 20551495) that are relatively prime to 20551495.
20551495 has 8 divisors, whose sum is 24716160
The reverse of 20551495 is 59415502
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million five hundred fifty-one thousand four hundred ninety-five
Scientific notation
2.0551495 × 10^7
Engineering notation
2.0551495 × 10^6
Prime Factorization
5 × 479 × 8581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20551495
Product of the distinct prime numbers
The prime factorization of 20551495 is 5 × 479 × 8581.
Since it has a total of 3 prime factors.
5 , 8 , 19 , 16 , 317 , 558 , 8376 , 6089 , 60119 , 60230 , 402761 , 56243 , 7096964 , 1024489 , 54489693 , 99035369 , 166920474 , 468430405 , 6165618442 , 7886867801
n×2
41102990
n×3
61654485
n×4
82205980
n×5
102757475
n÷2
10275747.5
n÷3
6850498.3333333
n÷3
5137873.75
n÷5
4110299
n2
422363946735025
n3
8.6802105395051E+21
n4
1.7839130350159E+29
n5
3.6662079819563E+36
2 √n
4533.3756738219
3 √n
273.91415340362
4 √n
67.33034734666
5 √n
29.011399795197
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
-20551494
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 20551495 can be divided by 8 positive divisors.
The sum of these divisors (counting 20551495) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011001011101000111
3
Ternary
1102200010100111
4
Quaternary
1032121131013
5
Quinary
20230121440
6
Senary
2012253451
8
Octal
116313507
10
Decimal
20551495
12
Duodecimal
6a71287
16
Hexadecimal
1399747
20
Vigesimal
688ief
36
Base36
c8hmv
md5
617e8a1252fd4698b4eb25a77894f5b0
sha1
802eb89d76267e8a54f5658555d331d9d0889d17
sha256
1995d66c44bc065c4b9fbcf093aa42d20a9aff992c17183e3188d99829bcdb26
sha512
daa80524087c7ca44c505595d65ec1a61447ad7eedd17fa5e8482ec19d3c920efb780bbe26179bedc382c836d2e2eed6c55e43e29053278ff83d9ab9ea57abef
ripemd-160
ee120ec3425ba29f4f968fa66dd579fbfefd43fe
Diameter
41102990
Circumference
129128851.42457
Area
1.3268954722039E+15
Volume
3.6359580883363E+22
Surface area
5.3075818888158E+15
Circumference
129128851.42457
Perimeter
82205980
Area
422363946735025
Diagonal
29064202.956043
Surface area
2534183680410150
Volume
8.6802105395051E+21
Space diagonal
35596233.511498
Perimeter
61654485
Area
1.8288895375759E+14
Altitude
17798116.755749
Surface area
1.8288895375759E+14
Volume
1.0229726224352E+21
Height
9688067.6520143