90143821 is an odd 8-digits composite number following 90143820
and preceding 90143822 . In scientific notation, it is written as 9.0143821 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 89938044 positive integers (up to 90143821) that are relatively prime to 90143821.
90143821 has 4 divisors, whose sum is 90349600
The reverse of 90143821 is 12834109
Previous prime number is 439
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
ninety million one hundred forty-three thousand eight hundred twenty-one
Scientific notation
9.0143821 × 10^7
Engineering notation
9.0143821 × 10^6
Prime Factorization
439 × 205339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90143821
Product of the distinct prime numbers
The prime factorization of 90143821 is 439 × 205339.
Since it has a total of 2 prime factors.
4 , 7 , 80 , 26 , 595 , 182 , 386 , 7313 , 65314 , 56435 , 933344 , 329072 , 7331827 , 2483707 , 28483514 , 15460679 , 507227952 , 42011702 , 3128294003 , 213947637
n×2
180287642
n×3
270431463
n×4
360575284
n×5
450719105
n÷2
45071910.5
n÷3
30047940.333333
n÷3
22535955.25
n÷5
18028764.2
n2
8125908464480041
n3
7.3250043808447E+23
n4
6.6030388373108E+31
n5
5.952231510066E+39
2 √n
9494.4099869344
3 √n
448.37905876674
4 √n
97.439263066458
5 √n
38.993048739272
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
-90143820
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 90143821 can be divided by 4 positive divisors.
The sum of these divisors (counting 90143821) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010111110111110001001101
3
Ternary
20021121210002001
4
Quaternary
11113313301031
5
Quinary
141034100241
6
Senary
12540032301
8
Octal
527676115
10
Decimal
90143821
12
Duodecimal
26232691
16
Hexadecimal
55f7c4d
20
Vigesimal
1837jb1
36
Base36
1ho3f1
md5
e8c77e6a41d3b93683e14b96bf7b28b4
sha1
7f846a70f7c0d4ddd7d8ee4772cb6edd8f58f216
sha256
f5e6733d3b9b0e0a9289d08e127bc4befb9c3113dd1a213d0abf01fd03f536a0
sha512
5df8294f097e75d7fc4294c6a9bd8f99ea49fcff81c34a8bb23b4a0163618b147cf8c76ceb1fd2eb1e0eb097862fd38ca2a39b5dc1084926c676d9718894ad1f
ripemd-160
b991f9fab545f44eac406df79c7b56e41acee9e8
Diameter
180287642
Circumference
566390331.64023
Area
2.5528294335754E+16
Volume
3.06829066005E+24
Surface area
1.0211317734301E+17
Circumference
566390331.64023
Perimeter
360575284
Area
8125908464480041
Diagonal
127482614.22233
Surface area
48755450786880246
Volume
7.3250043808447E+23
Space diagonal
156133677.96039
Perimeter
270431463
Area
3.5186215795334E+15
Altitude
78066838.980197
Surface area
3.5186215795334E+15
Volume
8.6326004498608E+22
Height
42494204.740778