87090169 is an odd 8-digits composite number following 87090168
and preceding 87090170 . In scientific notation, it is written as 8.7090169 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 86847220 positive integers (up to 87090169) that are relatively prime to 87090169.
87090169 has 4 divisors, whose sum is 87333120
The reverse of 87090169 is 96109078
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-seven million ninety thousand one hundred sixty-nine
Scientific notation
8.7090169 × 10^7
Engineering notation
8.7090169 × 10^6
Prime Factorization
359 × 242591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87090169
Product of the distinct prime numbers
The prime factorization of 87090169 is 359 × 242591.
Since it has a total of 2 prime factors.
7 , 7 , 26 , 16 , 371 , 831 , 2963 , 5601 , 39605 , 96707 , 679984 , 154825 , 4030920 , 4627076 , 46785165 , 37278636 , 283333830 , 397528850 , 9804403716 , 9353745948
n×2
174180338
n×3
261270507
n×4
348360676
n×5
435450845
n÷2
43545084.5
n÷3
29030056.333333
n÷3
21772542.25
n÷5
17418033.8
n2
7584697536448561
n3
6.6055259026319E+23
n4
5.7527636719409E+31
n5
5.0100916040639E+39
2 √n
9332.2113670877
3 √n
443.25779097405
4 √n
96.603371406425
5 √n
38.725214023394
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
-87090168
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 87090169 can be divided by 4 positive divisors.
The sum of these divisors (counting 87090169) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001110001111111001
3
Ternary
20001212122020211
4
Quaternary
11030032033321
5
Quinary
134243341134
6
Senary
12350351121
8
Octal
514161771
10
Decimal
87090169
12
Duodecimal
251bb4a1
16
Hexadecimal
530e3f9
20
Vigesimal
1746589
36
Base36
1fun7d
md5
b920ee133585c4e1921c8e26e0332acc
sha1
f855e0043f87246884322906b580cdcad319c9e9
sha256
6cd599cea738ec2838a8c1ca1f33b5c815b863d23e4e2cd4d74608965bd3e043
sha512
c631bf1012311ceb2e690ca03b7cf984f41fdd44262d515c6c4e4e0fe75b661c2819fb627521c98ef44d3e5f51adbe1db1d24e0afa63742af8a42aaae7c0566e
ripemd-160
97f0656a3cc70a4b58bfdd0489c92f2809ea3342
Diameter
174180338
Circumference
547203670.26059
Area
2.3828030060207E+16
Volume
2.7669162198407E+24
Surface area
9.531212024083E+16
Circumference
547203670.26059
Perimeter
348360676
Area
7584697536448561
Diagonal
123164098.14916
Surface area
45508185218691366
Volume
6.6055259026319E+23
Space diagonal
150844597.54776
Perimeter
261270507
Area
3.2842703732929E+15
Altitude
75422298.77388
Surface area
3.2842703732929E+15
Volume
7.7846869317573E+22
Height
41054699.383055