87081407 is an odd 8-digits composite number following 87081406
and preceding 87081408 . In scientific notation, it is written as 8.7081407 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 72479232 positive integers (up to 87081407) that are relatively prime to 87081407.
87081407 has 16 divisors, whose sum is 102432000
The reverse of 87081407 is 70418078
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-seven million eighty-one thousand four hundred seven
Scientific notation
8.7081407 × 10^7
Engineering notation
8.7081407 × 10^6
Prime Factorization
7 × 43 × 193 × 1499
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87081407
Product of the distinct prime numbers
The prime factorization of 87081407 is 7 × 43 × 193 × 1499.
Since it has a total of 4 prime factors.
4 , 1 , 13 , 70 , 668 , 615 , 1000 , 6294 , 53927 , 13443 , 138090 , 139362 , 4217076 , 1226264 , 83236689 , 41610366 , 463543511 , 847182214 , 4684897520 , 2865231821
n×2
174162814
n×3
261244221
n×4
348325628
n×5
435407035
n÷2
43540703.5
n÷3
29027135.666667
n÷3
21770351.75
n÷5
17416281.4
n2
7583171445099649
n3
6.603532389615E+23
n4
5.7504489165775E+31
n5
5.0075718253719E+39
2 √n
9331.7419059895
3 √n
443.24292532746
4 √n
96.6009415378
5 √n
38.724434775897
1 , 7 , 43 , 193 , 301 , 1351 , 1499 , 8299 , 10493 , 58093 , 64457 , 289307 , 451199 , 2025149 , 12440201 , 87081407
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87081406
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87081407 can be divided by 16 positive divisors.
The sum of these divisors (counting 87081407) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001100000110111111
3
Ternary
20001212012020022
4
Quaternary
11030030012333
5
Quinary
134243101112
6
Senary
12350242355
8
Octal
514140677
10
Decimal
87081407
12
Duodecimal
251b63bb
16
Hexadecimal
530c1bf
20
Vigesimal
17453a7
36
Base36
1fugfz
md5
2d9930e81c0d0cb504ec672b2fa9605e
sha1
c9bc355bc3e88eed30c79fa2ec75ce13d3d218d6
sha256
e021656ec6b4a3a15ed7fe72a6038af5aab3bb003a308bfa5fdeda3e0cd9601c
sha512
80a8e7456eddfcbf9cbe27886f86fb7e2a3f5f7d37253a2d8da182a49da1288a2be83670baf579fff6d84b0f7cd1e2b79fbe6351b7191cbfd45373b01ee1c4db
ripemd-160
169992ca0d2d15a089dc99f758000ba11da1c251
Diameter
174162814
Circumference
547148616.99093
Area
2.3823235702837E+16
Volume
2.7660811790609E+24
Surface area
9.5292942811348E+16
Circumference
547148616.99093
Perimeter
348325628
Area
7583171445099649
Diagonal
123151706.80993
Surface area
45499028670597894
Volume
6.603532389615E+23
Space diagonal
150829421.31858
Perimeter
261244221
Area
3.2836095563545E+15
Altitude
75414710.659292
Surface area
3.2836095563545E+15
Volume
7.7823375541363E+22
Height
41050568.936644