87081427 is an odd 8-digits composite number following 87081426
and preceding 87081428 . In scientific notation, it is written as 8.7081427 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 77989824 positive integers (up to 87081427) that are relatively prime to 87081427.
87081427 has 16 divisors, whose sum is 96768000
The reverse of 87081427 is 72418078
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-seven million eighty-one thousand four hundred twenty-seven
Scientific notation
8.7081427 × 10^7
Engineering notation
8.7081427 × 10^6
Prime Factorization
23 × 19 × 89 × 2239
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87081427
Product of the distinct prime numbers
The prime factorization of 87081427 is 23 × 19 × 89 × 2239.
Since it has a total of 4 prime factors.
7 , 9 , 41 , 12 , 573 , 223 , 3452 , 9859 , 71590 , 68254 , 429530 , 598902 , 553557 , 6238141 , 65945995 , 93812671 , 658469536 , 420967847 , 4396519827 , 5671576367
n×2
174162854
n×3
261244281
n×4
348325708
n×5
435407135
n÷2
43540713.5
n÷3
29027142.333333
n÷3
21770356.75
n÷5
17416285.4
n2
7583174928356329
n3
6.6035369395189E+23
n4
5.7504541994052E+31
n5
5.0075775758235E+39
2 √n
9331.7429776007
3 √n
443.24295926068
4 √n
96.600947084388
5 √n
38.724436554666
1 , 19 , 23 , 89 , 437 , 1691 , 2047 , 2239 , 38893 , 42541 , 51497 , 199271 , 978443 , 3786149 , 4583233 , 87081427
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
-87081426
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 87081427 can be divided by 16 positive divisors.
The sum of these divisors (counting 87081427) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001100000111010011
3
Ternary
20001212012021001
4
Quaternary
11030030013103
5
Quinary
134243101202
6
Senary
12350242431
8
Octal
514140723
10
Decimal
87081427
12
Duodecimal
251b6417
16
Hexadecimal
530c1d3
20
Vigesimal
17453b7
36
Base36
1fuggj
md5
cf6978ca11a5ae5a0e211da111a02d8a
sha1
97c2afd8de7120d04cdee857859e80f181b9b701
sha256
21285c7fee1887ac04b6137b324ae8b7fc5076740090979dbef2baa4e9a55dca
sha512
c193b6db369bb84db0ccb3d8ea6005983cb100169c71a058c1c465f40fb91d1e38ff10d13599f8a4955789ee944a45c59a0c91c0be8bcbaca75df7e193363fbe
ripemd-160
86702f6b1bb62ec2b3638d0bc8b6cb5058de0a39
Diameter
174162854
Circumference
547148742.65463
Area
2.3823246645811E+16
Volume
2.7660830849202E+24
Surface area
9.5292986583242E+16
Circumference
547148742.65463
Perimeter
348325708
Area
7583174928356329
Diagonal
123151735.0942
Surface area
45499049570137974
Volume
6.6035369395189E+23
Space diagonal
150829455.9596
Perimeter
261244281
Area
3.2836110646489E+15
Altitude
75414727.9798
Surface area
3.2836110646489E+15
Volume
7.7823429162495E+22
Height
41050578.364734