90131749 is an odd 8-digits composite number following 90131748
and preceding 90131750 . In scientific notation, it is written as 9.0131749 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 89534700 positive integers (up to 90131749) that are relatively prime to 90131749.
90131749 has 4 divisors, whose sum is 90728800
The reverse of 90131749 is 94713109
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
ninety million one hundred thirty-one thousand seven hundred forty-nine
Scientific notation
9.0131749 × 10^7
Engineering notation
9.0131749 × 10^6
Prime Factorization
151 × 596899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90131749
Product of the distinct prime numbers
The prime factorization of 90131749 is 151 × 596899.
Since it has a total of 2 prime factors.
6 , 6 , 43 , 69 , 579 , 589 , 5609 , 9206 , 66374 , 13340 , 194616 , 513106 , 3162027 , 39266 , 16268209 , 58518083 , 105384402 , 220373399 , 49287613 , 5612227743
n×2
180263498
n×3
270395247
n×4
360526996
n×5
450658745
n÷2
45065874.5
n÷3
30043916.333333
n÷3
22532937.25
n÷5
18026349.8
n2
8123732177799001
n3
7.322061895926E+23
n4
6.5995024496607E+31
n5
5.948246983177E+39
2 √n
9493.7742231422
3 √n
448.35904233232
4 √n
97.43600065244
5 √n
38.99200429874
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
-90131748
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 90131749 can be divided by 4 positive divisors.
The sum of these divisors (counting 90131749) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010111110100110100100101
3
Ternary
20021121011111221
4
Quaternary
11113310310211
5
Quinary
141033203444
6
Senary
12535500341
8
Octal
527646445
10
Decimal
90131749
12
Duodecimal
262276b1
16
Hexadecimal
55f4d25
20
Vigesimal
1836979
36
Base36
1hnu3p
md5
216922ecb70d006c003adb9aad6f6e83
sha1
15abc34e13c7388e15082708d37627bf2d7be7c1
sha256
97a5e55a7f6eebf472aeb0bd52dcebef0637c5f8ea6fe8efcd58573a8c39b8d4
sha512
71f67e9545eb273df2dff60d3fae4a500f19259cbcf2733f31740d4f1d220b3a41ce96643350156535d754f9b08a04c74f52b26d19d381ad3cf5c54bf68c0084
ripemd-160
1e043f9ec20093640bef65046c51645d3508c35a
Diameter
180263498
Circumference
566314481.0272
Area
2.5521457329504E+16
Volume
3.0670581148495E+24
Surface area
1.0208582931802E+17
Circumference
566314481.0272
Perimeter
360526996
Area
8123732177799001
Diagonal
127465541.83621
Surface area
48742393066794006
Volume
7.322061895926E+23
Space diagonal
156112768.64305
Perimeter
270395247
Area
3.5176792197575E+15
Altitude
78056384.321523
Surface area
3.5176792197575E+15
Volume
8.6291326981282E+22
Height
42488513.945403