87090780 is an even 8-digits composite number following 87090779
and preceding 87090781 . In scientific notation, it is written as 8.7090780 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 19261440 positive integers (up to 87090780) that are relatively prime to 87090780.
87090780 has 24 divisors, whose sum is 158847360
The reverse of 87090780 is 08709078
Previous prime number is 105
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-seven million ninety thousand seven hundred eighty
Scientific notation
8.7090780 × 10^7
Engineering notation
8.7090780 × 10^6
Prime Factorization
2 × 2 × 31 × 105 × 6689
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
43545390
Product of the distinct prime numbers
The prime factorization of 87090780 is 2 × 2 × 31 × 105 × 6689.
Since it has a total of 5 prime factors.
5 , 10 , 72 , 62 , 320 , 439 , 2606 , 8745 , 4159 , 70356 , 873184 , 370715 , 433248 , 4188639 , 14728608 , 8103426 , 88237714 , 412370714 , 1292313877 , 6424074788
n×2
174181560
n×3
261272340
n×4
348363120
n×5
435453900
n÷2
43545390
n÷3
29030260
n÷3
21772695
n÷5
17418156
n2
7584803961008400
n3
6.6056649311131E+23
n4
5.7529251126929E+31
n5
5.0102673534601E+39
2 √n
9332.2441031083
3 √n
443.25882756206
4 √n
96.603540841464
5 √n
38.725268360272
1 , 2 , 4 , 31 , 62 , 105 , 124 , 210 , 420 , 3255 , 6510 , 6689 , 13020 , 13378 , 26756 , 207359 , 414718 , 702345 , 829436 , 1404690 , 2809380 , 21772695 , 43545390 , 87090780
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87090779
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87090780 can be divided by 24 positive divisors.
The sum of these divisors (counting 87090780) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101001100001110011001011100
3
Ternary
20001212200002110
4
Quaternary
11030032121130
5
Quinary
134243401110
6
Senary
12350354020
8
Octal
514163134
10
Decimal
87090780
12
Duodecimal
251bb910
16
Hexadecimal
530e65c
20
Vigesimal
17466j0
36
Base36
1funoc
md5
8d62b3fb67ad5783e77f369554103f2e
sha1
cac4a50b4c14180e7d6a75cbe318ace92cbc0ee5
sha256
63fe0a82b80f8aa5cca1142351295c97e756245a1383f878626c9bc5011eba63
sha512
064becc32df873a6dbe576b69408accdae695f0ef9088a6f29986b196b4d66d18274981508065c917adfe59e9fa2f0cabe5c203a30e65eb3d26d8ccd4ccbe2a3
ripemd-160
9d66c45cdca1418c59beff631e08f4c8564cf16c
Diameter
174181560
Circumference
547207509.28681
Area
2.3828364402823E+16
Volume
2.7669744559548E+24
Surface area
9.5313457611291E+16
Circumference
547207509.28681
Perimeter
348363120
Area
7584803961008400
Diagonal
123164962.23365
Surface area
45508823766050400
Volume
6.6056649311131E+23
Space diagonal
150845655.8308
Perimeter
261272340
Area
3.2843164564791E+15
Altitude
75422827.915402
Surface area
3.2843164564791E+15
Volume
7.7848507783937E+22
Height
41054987.411217