87085979 is an odd 8-digits composite number following 87085978
and preceding 87085980 . In scientific notation, it is written as 8.7085979 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 85456800 positive integers (up to 87085979) that are relatively prime to 87085979.
87085979 has 8 divisors, whose sum is 88722000
The reverse of 87085979 is 97958078
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighty-seven million eighty-five thousand nine hundred seventy-nine
Scientific notation
8.7085979 × 10^7
Engineering notation
8.7085979 × 10^6
Prime Factorization
61 × 499 × 2861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87085979
Product of the distinct prime numbers
The prime factorization of 87085979 is 61 × 499 × 2861.
Since it has a total of 3 prime factors.
7 , 4 , 53 , 85 , 102 , 777 , 3824 , 5231 , 89643 , 67119 , 246919 , 582442 , 295762 , 5135664 , 37970703 , 61798389 , 118170575 , 258233823 , 4429291570 , 520425222
n×2
174171958
n×3
261257937
n×4
348343916
n×5
435429895
n÷2
43542989.5
n÷3
29028659.666667
n÷3
21771494.75
n÷5
17417195.8
n2
7583967738388441
n3
6.6045725520197E+23
n4
5.7516566656917E+31
n5
5.0088865160363E+39
2 √n
9331.9868731155
3 √n
443.25068232657
4 √n
96.602209462908
5 √n
38.724841394035
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87085978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87085979 can be divided by 8 positive divisors.
The sum of these divisors (counting 87085979) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001101001110011011
3
Ternary
20001212102111122
4
Quaternary
11030031032123
5
Quinary
134243222404
6
Senary
12350315455
8
Octal
514151633
10
Decimal
87085979
12
Duodecimal
251b8b8b
16
Hexadecimal
530d39b
20
Vigesimal
1745eij
36
Base36
1fujyz
md5
01ecf58b1ba70a0d76eda24507980872
sha1
2f0074e639a842c93f3b134080800add4d4ea5bc
sha256
868d9519cdd77e0d28959e9ded3622e5c0073343338e1777229e8755eb58087f
sha512
7ccc3d886792757352b9cdca6b5376678c3f2f41f2a2e99ea0168590d4fa0e99c9b3ec72ce236da1c22c9bd8e803168395785c5085ee0cd82f297c327129d042
ripemd-160
9c92e96cab1682641d7a299450e984f6e9009875
Diameter
174171958
Circumference
547177343.71415
Area
2.3825737331983E+16
Volume
2.7665168812701E+24
Surface area
9.5302949327932E+16
Circumference
547177343.71415
Perimeter
348343916
Area
7583967738388441
Diagonal
123158172.59434
Surface area
45503806430330646
Volume
6.6045725520197E+23
Space diagonal
150837340.25488
Perimeter
261257937
Area
3.283954361463E+15
Altitude
75418670.127438
Surface area
3.283954361463E+15
Volume
7.7835633972862E+22
Height
41052724.198113