87087840 is an even 8-digits composite number following 87087839
and preceding 87087841 . In scientific notation, it is written as 8.7087840 × 10^7.
The sum of its digits is 42. It has a total of 7 prime factors and 24 positive divisors.
There are 19905024 positive integers (up to 87087840) that are relatively prime to 87087840.
87087840 has 24 divisors, whose sum is 173093760
The reverse of 87087840 is 04878078
Previous prime number is 105
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-seven million eighty-seven thousand eight hundred forty
Scientific notation
8.7087840 × 10^7
Engineering notation
8.7087840 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 105 × 25919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
5442990
Product of the distinct prime numbers
The prime factorization of 87087840 is 2 × 2 × 2 × 2 × 2 × 105 × 25919.
Since it has a total of 7 prime factors.
5 , 1 , 32 , 60 , 168 , 581 , 1056 , 9460 , 87532 , 83405 , 37563 , 335745 , 3082685 , 9073596 , 32785176 , 80487714 , 295795405 , 485403329 , 9649040543 , 9918122201
n×2
174175680
n×3
261263520
n×4
348351360
n×5
435439200
n÷2
43543920
n÷3
29029280
n÷3
21771960
n÷5
17417568
n2
7584291875865600
n3
6.6049959739868E+23
n4
5.7521483258321E+31
n5
5.0094217305633E+39
2 √n
9332.086583396
3 √n
443.25383968
4 √n
96.602725548486
5 √n
38.725006900158
1 , 2 , 4 , 8 , 16 , 32 , 105 , 210 , 420 , 840 , 1680 , 3360 , 25919 , 51838 , 103676 , 207352 , 414704 , 829408 , 2721495 , 5442990 , 10885980 , 21771960 , 43543920 , 87087840
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
-87087839
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 87087840 can be divided by 24 positive divisors.
The sum of these divisors (counting 87087840) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101001100001101101011100000
3
Ternary
20001212112001120
4
Quaternary
11030031223200
5
Quinary
134243302330
6
Senary
12350332240
8
Octal
514155340
10
Decimal
87087840
12
Duodecimal
251ba080
16
Hexadecimal
530dae0
20
Vigesimal
1745jc0
36
Base36
1fuleo
md5
48845b332c7679de6b4d37df67371bd0
sha1
b28793f9c93550d64911094936891d6bdb372faa
sha256
32fb1662559d5f4f84d902f871628b9976af05bf63ce1362722d78ce5f1b09fb
sha512
5d8d8d0636d6fae71de7e081a6fab36978db6d6fd7f1be0880538bdd3fff8d85c42426440f53daac98e40ed789ba6e2f4f8a7916bbb209daa3229f7d83ef271f
ripemd-160
4ffe328991f029e0549896c4df4932e29e49cc03
Diameter
174175680
Circumference
547189036.72201
Area
2.38267556399E+16
Volume
2.766694243849E+24
Surface area
9.53070225596E+16
Circumference
547189036.72201
Perimeter
348351360
Area
7584291875865600
Diagonal
123160804.44578
Surface area
45505751255193600
Volume
6.6049959739868E+23
Space diagonal
150840563.60143
Perimeter
261263520
Area
3.2840947171078E+15
Altitude
75420281.800715
Surface area
3.2840947171078E+15
Volume
7.7840624048599E+22
Height
41053601.481926