90206985 is an odd 8-digits composite number following 90206984
and preceding 90206986 . In scientific notation, it is written as 9.0206985 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 43736640 positive integers (up to 90206985) that are relatively prime to 90206985.
90206985 has 8 divisors, whose sum is 104968320
The reverse of 90206985 is 58960209
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety million two hundred six thousand nine hundred eighty-five
Scientific notation
9.0206985 × 10^7
Engineering notation
9.0206985 × 10^6
Prime Factorization
15 × 11 × 546709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90206985
Product of the distinct prime numbers
The prime factorization of 90206985 is 15 × 11 × 546709.
Since it has a total of 3 prime factors.
6 , 8 , 34 , 60 , 610 , 32 , 8856 , 2291 , 28871 , 77880 , 66707 , 831410 , 350039 , 3135985 , 32635234 , 25560886 , 810105819 , 22518937 , 8351573103 , 7463320750
n×2
180413970
n×3
270620955
n×4
360827940
n×5
451034925
n÷2
45103492.5
n÷3
30068995
n÷3
22551746.25
n÷5
18041397
n2
8137300142790225
n3
7.3404131192118E+23
n4
6.6215653613854E+31
n5
5.9731144723101E+39
2 √n
9497.7357828063
3 √n
448.48376109007
4 √n
97.456327566794
5 √n
38.998511713602
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
-90206984
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 90206985 can be divided by 8 positive divisors.
The sum of these divisors (counting 90206985) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011000000111001100001001
3
Ternary
20021201222201110
4
Quaternary
11120013030021
5
Quinary
141043110420
6
Senary
12541240533
8
Octal
530071411
10
Decimal
90206985
12
Duodecimal
26263149
16
Hexadecimal
5607309
20
Vigesimal
183fh95
36
Base36
1hpg5l
md5
46a0f0b305051c9ee1c9ea4be9cc3a65
sha1
4d99e115c363b9b02a6d497e6df7a4b442ffbba1
sha256
bfc1958b8bfe1cc32e46175db39c597baa449caf036d4adb49ffc1987d0e992f
sha512
73980f0f8569b725fbc8fa8891b4899a690e7483c1881ea6f916aef4ac6050dcd543650e318be6c31718533470578c1721e91c5b76a34ea8df8b325eb1664483
ripemd-160
46cc9746867eed9a81d3b9f1e73f047d0ef8f30e
Diameter
180413970
Circumference
566787202.75697
Area
2.5564082348645E+16
Volume
3.074745057284E+24
Surface area
1.0225632939458E+17
Circumference
566787202.75697
Perimeter
360827940
Area
8137300142790225
Diagonal
127571941.60779
Surface area
48823800856741350
Volume
7.3404131192118E+23
Space diagonal
156243081.2176
Perimeter
270620955
Area
3.5235543209375E+15
Altitude
78121540.608802
Surface area
3.5235543209375E+15
Volume
8.6507598221756E+22
Height
42523980.535929