87888961 is an odd 8-digits composite number following 87888960
and preceding 87888962 . In scientific notation, it is written as 8.7888961 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 87869124 positive integers (up to 87888961) that are relatively prime to 87888961.
87888961 has 4 divisors, whose sum is 87908800
The reverse of 87888961 is 16988878
Previous prime number is 6679
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
eighty-seven million eight hundred eighty-eight thousand nine hundred sixty-one
Scientific notation
8.7888961 × 10^7
Engineering notation
8.7888961 × 10^6
Prime Factorization
6679 × 13159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87888961
Product of the distinct prime numbers
The prime factorization of 87888961 is 6679 × 13159.
Since it has a total of 2 prime factors.
8 , 5 , 42 , 9 , 63 , 40 , 8499 , 7327 , 22881 , 82698 , 992121 , 723071 , 3535931 , 1367049 , 22472487 , 26895163 , 168079472 , 234412576 , 1867396976 , 9022349651
n×2
175777922
n×3
263666883
n×4
351555844
n×5
439444805
n÷2
43944480.5
n÷3
29296320.333333
n÷3
21972240.25
n÷5
17577792.2
n2
7724469465659521
n3
6.7889559561304E+23
n4
5.9667428525906E+31
n5
5.2441082986837E+39
2 √n
9374.9112529133
3 √n
444.60885715533
4 √n
96.824125366116
5 √n
38.795992444241
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
-87888960
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 87888961 can be divided by 4 positive divisors.
The sum of these divisors (counting 87888961) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111010001010001000001
3
Ternary
20010101012222201
4
Quaternary
11033101101001
5
Quinary
134444421321
6
Senary
12415433201
8
Octal
517212101
10
Decimal
87888961
12
Duodecimal
25525801
16
Hexadecimal
53d1441
20
Vigesimal
1796281
36
Base36
1gbrk1
md5
b983e5b36140365282982e9735adbc7a
sha1
a27cdb620968a113d5ea3d47bef4fc1a27d09292
sha256
58c4a7f7fb933da8bd1cb85f50dac765e145ed7aa81a6f63bc29971e9706ab0b
sha512
bd563cf8fbfbf019b6435cae96b2988073c40271f21c15c31a0a71f7c5c36fa2a2175542e9bbba63f737986fbda06a305edd75807dca63071028ffb4a8d4774e
ripemd-160
8b026fe200294bac44231b652bc054e3f798ba50
Diameter
175777922
Circumference
552222628.41848
Area
2.4267136526195E+16
Volume
2.8437512209765E+24
Surface area
9.7068546104778E+16
Circumference
552222628.41848
Perimeter
351555844
Area
7724469465659521
Diagonal
124293760.62908
Surface area
46346816793957126
Volume
6.7889559561304E+23
Space diagonal
152228145.87644
Perimeter
263666883
Area
3.3447933940092E+15
Altitude
76114072.93822
Surface area
3.3447933940092E+15
Volume
8.0008613229277E+22
Height
41431253.543027