87988331 is an odd 8-digits composite number following 87988330
and preceding 87988332 . In scientific notation, it is written as 8.7988331 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 85399488 positive integers (up to 87988331) that are relatively prime to 87988331.
87988331 has 8 divisors, whose sum is 90588960
The reverse of 87988331 is 13388978
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-seven million nine hundred eighty-eight thousand three hundred thirty-one
Scientific notation
8.7988331 × 10^7
Engineering notation
8.7988331 × 10^6
Prime Factorization
439 × 37 × 5417
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87988331
Product of the distinct prime numbers
The prime factorization of 87988331 is 439 × 37 × 5417.
Since it has a total of 3 prime factors.
6 , 9 , 7 , 66 , 22 , 995 , 2855 , 5317 , 73578 , 60674 , 315902 , 232318 , 5147436 , 3902651 , 66587926 , 68158617 , 745071522 , 110279549 , 4127162134 , 5758149249
n×2
175976662
n×3
263964993
n×4
351953324
n×5
439941655
n÷2
43994165.5
n÷3
29329443.666667
n÷3
21997082.75
n÷5
17597666.2
n2
7741946392165561
n3
6.8120094173812E+23
n4
5.9937733939165E+31
n5
5.2738211732292E+39
2 √n
9380.2095392374
3 √n
444.77635692383
4 √n
96.851481863921
5 √n
38.804761271185
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
-87988330
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 87988331 can be divided by 8 positive divisors.
The sum of these divisors (counting 87988331) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111101001100001101011
3
Ternary
20010120021022002
4
Quaternary
11033221201223
5
Quinary
140011111311
6
Senary
12421521215
8
Octal
517514153
10
Decimal
87988331
12
Duodecimal
2557320b
16
Hexadecimal
53e986b
20
Vigesimal
179iagb
36
Base36
1gdw8b
md5
6d21f2f430a249c62f24478a63e66d5f
sha1
47ab6c1437a284946a32153e6764ca6f2b38015c
sha256
b10e460d75a4b1c8c5aa42e64d8b6ff0273f28ffe96b984d4e2838aecbc04252
sha512
2162277233bc6c5d3cc271284ae0fc971490decee9a0424026cb6109811b6cc4a53ce095769499b68e9a53cf5000fab96985f7e8a70595d7162d0809242360aa
ripemd-160
5a37fd495f17ecb26d12d3c9599aaca2e650ad08
Diameter
175976662
Circumference
552846988.54245
Area
2.4322041910113E+16
Volume
2.8534078322439E+24
Surface area
9.7288167640453E+16
Circumference
552846988.54245
Perimeter
351953324
Area
7741946392165561
Diagonal
124434291.03077
Surface area
46451678352993366
Volume
6.8120094173812E+23
Space diagonal
152400259.76519
Perimeter
263964993
Area
3.3523611251763E+15
Altitude
76200129.882594
Surface area
3.3523611251763E+15
Volume
8.0280300875614E+22
Height
41478097.010258