90640785 is an odd 8-digits composite number following 90640784
and preceding 90640786 . In scientific notation, it is written as 9.0640785 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 48341744 positive integers (up to 90640785) that are relatively prime to 90640785.
90640785 has 8 divisors, whose sum is 145025280
The reverse of 90640785 is 58704609
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety million six hundred forty thousand seven hundred eighty-five
Scientific notation
9.0640785 × 10^7
Engineering notation
9.0640785 × 10^6
Prime Factorization
5 × 3 × 6042719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90640785
Product of the distinct prime numbers
The prime factorization of 90640785 is 5 × 3 × 6042719.
Since it has a total of 3 prime factors.
6 , 5 , 24 , 79 , 639 , 562 , 9685 , 1645 , 3133 , 43825 , 640089 , 44499 , 58777 , 6684528 , 27274545 , 65521554 , 910535435 , 482127576 , 168712260 , 4534448951
n×2
181281570
n×3
271922355
n×4
362563140
n×5
453203925
n÷2
45320392.5
n÷3
30213595
n÷3
22660196.25
n÷5
18128157
n2
8215751905416225
n3
7.4468220207217E+23
n4
6.749857937135E+31
n5
6.118124220604E+39
2 √n
9520.5454150484
3 √n
449.20152229483
4 √n
97.573282280799
5 √n
39.035948073457
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
-90640784
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 90640785 can be divided by 8 positive divisors.
The sum of these divisors (counting 90640785) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011001110001000110010001
3
Ternary
20022120000210010
4
Quaternary
11121301012101
5
Quinary
141201001120
6
Senary
12554425133
8
Octal
531610621
10
Decimal
90640785
12
Duodecimal
264321a9
16
Hexadecimal
5671191
20
Vigesimal
186a1j5
36
Base36
1hyqvl
md5
bc798b3b7ccd54c27972b71c21882c96
sha1
781d1d2806a5b0b13439dea8e59226a4d98f988c
sha256
6e278403e313f5c227276d1a04641b675b4d2a53f4ffa521de52419703027f69
sha512
77dfd041d0806c30785134496e5176d3f037ddf9077945563e2587e9b15638da7b53f1e42786bb954b7e1088f09d26f986fab16b4cd1c164fedabc627441488e
ripemd-160
134224ccaaffb1cb3e4fdfd419bb0c9481493c9e
Diameter
181281570
Circumference
569512848.54322
Area
2.5810545829772E+16
Volume
3.1193175137187E+24
Surface area
1.0324218331909E+17
Circumference
569512848.54322
Perimeter
362563140
Area
8215751905416225
Diagonal
128185427.45114
Surface area
49294511432497350
Volume
7.4468220207217E+23
Space diagonal
156994444.85793
Perimeter
271922355
Area
3.5575249306404E+15
Altitude
78497222.428963
Surface area
3.5575249306404E+15
Volume
8.7761639152361E+22
Height
42728475.817048