87087930 is an even 8-digits composite number following 87087929
and preceding 87087931 . In scientific notation, it is written as 8.7087930 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 23223440 positive integers (up to 87087930) that are relatively prime to 87087930.
87087930 has 8 divisors, whose sum is 139340736
The reverse of 87087930 is 03978078
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-seven million eighty-seven thousand nine hundred thirty
Scientific notation
8.7087930 × 10^7
Engineering notation
8.7087930 × 10^6
Prime Factorization
2 × 15 × 2902931
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87087930
Product of the distinct prime numbers
The prime factorization of 87087930 is 2 × 15 × 2902931.
Since it has a total of 3 prime factors.
1 , 2 , 73 , 56 , 287 , 789 , 4444 , 1728 , 26272 , 10340 , 81162 , 459309 , 6819757 , 5815704 , 95773870 , 34584459 , 470276094 , 657163432 , 209852237 , 1671147487
n×2
174175860
n×3
261263790
n×4
348351720
n×5
435439650
n÷2
43543965
n÷3
29029310
n÷3
21771982.5
n÷5
17417586
n2
7584307551684900
n3
6.6050164515961E+23
n4
5.7521721038545E+31
n5
5.0094476152843E+39
2 √n
9332.0914054675
3 √n
443.25399237194
4 √n
96.60275050674
5 √n
38.725014904144
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
-87087929
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 87087930 can be divided by 8 positive divisors.
The sum of these divisors (counting 87087930) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001101101100111010
3
Ternary
20001212112011220
4
Quaternary
11030031230322
5
Quinary
134243303210
6
Senary
12350332510
8
Octal
514155472
10
Decimal
87087930
12
Duodecimal
251ba136
16
Hexadecimal
530db3a
20
Vigesimal
1745jga
36
Base36
1fulh6
md5
c78d2828760be13d08960aa2144cbd6f
sha1
20d1681dc6ccf05ae47545769bc43ff68add86a6
sha256
44eb6cceb05710af169a9afd106aed56d8791039c32f48e8ffb4af4f22d4e804
sha512
93d145e15cd49dfcde537b31d550b7e736f878f1966127cd0cb975539c4da38f03d5241f89253030f6fbfa92f9c1ca08f9033c1c7a1978d29cb7e411801e3f42
ripemd-160
3dfdd00eb01a9bbb34a0644b7e97f63f093ad9ef
Diameter
174175860
Circumference
547189602.20868
Area
2.3826804886939E+16
Volume
2.7667028214899E+24
Surface area
9.5307219547755E+16
Circumference
547189602.20868
Perimeter
348351720
Area
7584307551684900
Diagonal
123160931.725
Surface area
45505845310109400
Volume
6.6050164515961E+23
Space diagonal
150840719.486
Perimeter
261263790
Area
3.2841015049366E+15
Altitude
75420359.743001
Surface area
3.2841015049366E+15
Volume
7.7840865379538E+22
Height
41053643.908333