90804561 is an odd 8-digits composite number following 90804560
and preceding 90804562 . In scientific notation, it is written as 9.0804561 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 60150480 positive integers (up to 90804561) that are relatively prime to 90804561.
90804561 has 8 divisors, whose sum is 121844544
The reverse of 90804561 is 16540809
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
ninety million eight hundred four thousand five hundred sixty-one
Scientific notation
9.0804561 × 10^7
Engineering notation
9.0804561 × 10^6
Prime Factorization
3 × 157 × 192791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90804561
Product of the distinct prime numbers
The prime factorization of 90804561 is 3 × 157 × 192791.
Since it has a total of 3 prime factors.
7 , 7 , 42 , 93 , 352 , 987 , 6726 , 2898 , 56566 , 11940 , 109643 , 395601 , 6995183 , 1132871 , 4899823 , 7166123 , 859911931 , 24557807 , 6826485239 , 2112793244
n×2
181609122
n×3
272413683
n×4
363218244
n×5
454022805
n÷2
45402280.5
n÷3
30268187
n÷3
22701140.25
n÷5
18160912.2
n2
8245468298402721
n3
7.4872612907588E+23
n4
6.7987747459964E+31
n5
6.1735975614809E+39
2 √n
9529.1427211476
3 √n
449.4719089037
4 √n
97.617327975865
5 √n
39.050044455787
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
-90804560
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 90804561 can be divided by 8 positive divisors.
The sum of these divisors (counting 90804561) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011010011001000101010001
3
Ternary
20022212100102220
4
Quaternary
11122121011101
5
Quinary
141221221221
6
Senary
13002131253
8
Octal
532310521
10
Decimal
90804561
12
Duodecimal
264b0b29
16
Hexadecimal
5699151
20
Vigesimal
187ab81
36
Base36
1i298x
md5
31f9c4e7d113b467f19f2b7fac179a97
sha1
92fb9005c9c6fbb3a490041a4a6d01cbcfe3bdf4
sha256
7f5f9303389aa31e0a5464a0e65eeb451857c785cb0508b2b088e705d9ced128
sha512
91a90228d3429157f98309acd4adf1e55042c67ab9ab4ff71f91b5c2b6cef58d44b4db2fbcd3de2951c066d45989b86bba98ffd16e0caaf89a2cbd06fb740e03
ripemd-160
6889e3ded99c38ea89dfc5b917e8a98612cc88a5
Diameter
181609122
Circumference
570541883.50009
Area
2.590390263167E+16
Volume
3.1362566755407E+24
Surface area
1.0361561052668E+17
Circumference
570541883.50009
Perimeter
363218244
Area
8245468298402721
Diagonal
128417041.69154
Surface area
49472809790416326
Volume
7.4872612907588E+23
Space diagonal
157278113.21099
Perimeter
272413683
Area
3.570392506258E+15
Altitude
78639056.605494
Surface area
3.570392506258E+15
Volume
8.8238220520184E+22
Height
42805680.563845