90890 is an even 5-digits composite number following 90889
and preceding 90891 . In scientific notation, it is written as 9.0890 × 10^4.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 35520 positive integers (up to 90890) that are relatively prime to 90890.
90890 has 16 divisors, whose sum is 167400
The reverse of 90890 is 09809
Previous prime number is 61
Is Prime? no
Number parity even
Number length 5
Sum of Digits 26
Digital Root 8
Name
ninety thousand eight hundred ninety
Scientific notation
9.0890 × 10^4
Engineering notation
9.0890 × 10^3
Prime Factorization
2 × 5 × 61 × 149
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90890
Product of the distinct prime numbers
The prime factorization of 90890 is 2 × 5 × 61 × 149.
Since it has a total of 4 prime factors.
10 , 6 , 85 , 55 , 486 , 35 , 6161 , 2549 , 36324 , 81550 , 873956 , 802670 , 3507595 , 2826997 , 32968057 , 71382230 , 776318681 , 855199754 , 6828289416 , 9749936811
n×2
181780
n×3
272670
n×4
363560
n×5
454450
n÷2
45445
n÷3
30296.666666667
n÷3
22722.5
n÷5
18178
n2
8260992100
n3
750841571969000
n4
6.8243990476262E+19
n5
6.2026962943875E+24
2 √n
301.47968422433
3 √n
44.961283571718
4 √n
17.363170339092
5 √n
9.8107728528762
1 , 2 , 5 , 10 , 61 , 122 , 149 , 298 , 305 , 610 , 745 , 1490 , 9089 , 18178 , 45445 , 90890
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
-90889
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 90890 can be divided by 16 positive divisors.
The sum of these divisors (counting 90890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10110001100001010
3
Ternary
11121200022
4
Quaternary
112030022
5
Quinary
10402030
6
Senary
1540442
8
Octal
261412
10
Decimal
90890
12
Duodecimal
44722
16
Hexadecimal
1630a
20
Vigesimal
b74a
36
Base36
1y4q
md5
784376e390129e4655fcd64d1e1e68c3
sha1
d3600aabfab3c88f3dcf42f3e76ba4d98d43aeed
sha256
1a1a41556f2b12aea277acf01db1ba7d8feee17370d48d0f3eb2238ea71fd8d1
sha512
27361b17ed150fa963ddfe574c2f0bb200f17657c173e41058d5ae384a199586d5850a19077524e276152600f642a49606c72774bcef2a9976957a991a1a2374
ripemd-160
c690e4863343bdb714363759aa0e6e2c36d40112
Diameter
181780
Circumference
571078.71256955
Area
25952672092.723
Volume
3.1451178220102E+15
Surface area
103810688370.89
Circumference
571078.71256955
Perimeter
363560
Area
8260992100
Diagonal
128537.87068409
Surface area
49565952600
Volume
750841571969000
Space diagonal
157426.09789994
Perimeter
272670
Area
3577114509.5313
Altitude
78713.048949968
Surface area
3577114509.5313
Volume
88487527856008
Height
42845.956894697