87081137 is an odd 8-digits composite number following 87081136
and preceding 87081138 . In scientific notation, it is written as 8.7081137 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 72334080 positive integers (up to 87081137) that are relatively prime to 87081137.
87081137 has 16 divisors, whose sum is 95397120
The reverse of 87081137 is 73118078
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-seven million eighty-one thousand one hundred thirty-seven
Scientific notation
8.7081137 × 10^7
Engineering notation
8.7081137 × 10^6
Prime Factorization
13 × 143 × 139 × 337
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87081137
Product of the distinct prime numbers
The prime factorization of 87081137 is 13 × 143 × 139 × 337.
Since it has a total of 4 prime factors.
5 , 5 , 27 , 28 , 802 , 259 , 1312 , 9577 , 74747 , 78281 , 598424 , 254336 , 1847834 , 5424089 , 45356331 , 22415123 , 917008567 , 981282516 , 317670064 , 6950772562
n×2
174162274
n×3
261243411
n×4
348324548
n×5
435405685
n÷2
43540568.5
n÷3
29027045.666667
n÷3
21770284.25
n÷5
17416227.4
n2
7583124421212769
n3
6.6034709661167E+23
n4
5.7503775987593E+31
n5
5.0074941947929E+39
2 √n
9331.7274392258
3 √n
443.24246722847
4 √n
96.600866658772
5 √n
38.724410762481
1 , 13 , 139 , 143 , 337 , 1807 , 1859 , 4381 , 19877 , 46843 , 48191 , 258401 , 608959 , 626483 , 6698549 , 87081137
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
-87081136
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 87081137 can be divided by 16 positive divisors.
The sum of these divisors (counting 87081137) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001100000010110001
3
Ternary
20001212011212022
4
Quaternary
11030030002301
5
Quinary
134243044022
6
Senary
12350241225
8
Octal
514140261
10
Decimal
87081137
12
Duodecimal
251b6215
16
Hexadecimal
530c0b1
20
Vigesimal
17452gh
36
Base36
1fug8h
md5
2c4c6b0135481f1a8539076eee87d0bb
sha1
4d38f985763740d3a59f9a07ec81c451593b9c70
sha256
e55a616bb653041112cc5c6f61b33652350ee441523b347d086bf8e9de5dd9f9
sha512
916cb05cf976012b474efaf6ae4aca4b0d44d22210a5e58c51f18369ce5fc256df452cfd0aa87df6a9c35653e329f7f4a965b060bd789fa1e7c4a9d324929532
ripemd-160
798824087b2a86f396888f6bd409ca515e97e7d4
Diameter
174162274
Circumference
547146920.53089
Area
2.3823087972939E+16
Volume
2.7660554500461E+24
Surface area
9.5292351891758E+16
Circumference
547146920.53089
Perimeter
348324548
Area
7583124421212769
Diagonal
123151324.97227
Surface area
45498746527276614
Volume
6.6034709661167E+23
Space diagonal
150828953.66487
Perimeter
261243411
Area
3.2835891944142E+15
Altitude
75414476.832433
Surface area
3.2835891944142E+15
Volume
7.7822651658494E+22
Height
41050441.657423