90745487 is an odd 8-digits composite number following 90745486
and preceding 90745488 . In scientific notation, it is written as 9.0745487 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 76313952 positive integers (up to 90745487) that are relatively prime to 90745487.
90745487 has 4 divisors, whose sum is 90990456
The reverse of 90745487 is 78454709
Previous prime number is 371
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
ninety million seven hundred forty-five thousand four hundred eighty-seven
Scientific notation
9.0745487 × 10^7
Engineering notation
9.0745487 × 10^6
Prime Factorization
371 × 244597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90745487
Product of the distinct prime numbers
The prime factorization of 90745487 is 371 × 244597.
Since it has a total of 2 prime factors.
5 , 7 , 37 , 14 , 45 , 661 , 4571 , 7556 , 68326 , 8521 , 942422 , 138043 , 7860164 , 4704059 , 98702121 , 44055301 , 707378179 , 548511086 , 8489065549 , 2851327768
n×2
181490974
n×3
272236461
n×4
362981948
n×5
453727435
n÷2
45372743.5
n÷3
30248495.666667
n÷3
22686371.75
n÷5
18149097.4
n2
8234743410867169
n3
7.4726580113918E+23
n4
6.781099904282E+31
n5
6.1535421320973E+39
2 √n
9526.0425676143
3 √n
449.37441797275
4 √n
97.601447569256
5 √n
39.044962237818
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-90745486
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90745487 can be divided by 4 positive divisors.
The sum of these divisors (counting 90745487) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011010001010101010001111
3
Ternary
20022202100101222
4
Quaternary
11122022222033
5
Quinary
141212323422
6
Senary
13000553555
8
Octal
532125217
10
Decimal
90745487
12
Duodecimal
264828bb
16
Hexadecimal
568aa8f
20
Vigesimal
18733e7
36
Base36
1i0znz
md5
daa84918c6bda33113e617110079f57a
sha1
8399d632b3675aa466a14933dfb6242e175fce7c
sha256
7d1eced2b20b8e3c7e71fef6914eedf214560cffaa8ef4c91176675f9b0bcd08
sha512
e0b6b150df2cf28f5dff327e2167cabcd4437f5f76f7a06ee8764849d9b870a45571ea0a7286352dc322c9a3581dcff8e07e8d6bd6c68c661f11f5eb01afbdd4
ripemd-160
d9f4654cec5cac288835a0e5adcf46e7b1960ce5
Diameter
181490974
Circumference
570170710.61126
Area
2.5870209403777E+16
Volume
3.1301396681837E+24
Surface area
1.0348083761511E+17
Circumference
570170710.61126
Perimeter
362981948
Area
8234743410867169
Diagonal
128333498.43955
Surface area
49408460465203014
Volume
7.4726580113918E+23
Space diagonal
157175794.04158
Perimeter
272236461
Area
3.5657484937287E+15
Altitude
78587897.020791
Surface area
3.5657484937287E+15
Volume
8.8066119222386E+22
Height
42777832.813184