87081297 is an odd 8-digits composite number following 87081296
and preceding 87081298 . In scientific notation, it is written as 8.7081297 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 58031472 positive integers (up to 87081297) that are relatively prime to 87081297.
87081297 has 8 divisors, whose sum is 116153856
The reverse of 87081297 is 79218078
Previous prime number is 7487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-seven million eighty-one thousand two hundred ninety-seven
Scientific notation
8.7081297 × 10^7
Engineering notation
8.7081297 × 10^6
Prime Factorization
3 × 7487 × 3877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87081297
Product of the distinct prime numbers
The prime factorization of 87081297 is 3 × 7487 × 3877.
Since it has a total of 3 prime factors.
4 , 9 , 35 , 93 , 960 , 34 , 9710 , 6789 , 12956 , 95975 , 592267 , 551711 , 1768335 , 5482669 , 24908648 , 45174283 , 151492276 , 160361384 , 1614651739 , 851663995
n×2
174162594
n×3
261243891
n×4
348325188
n×5
435406485
n÷2
43540648.5
n÷3
29027099
n÷3
21770324.25
n÷5
17416259.4
n2
7583152287202209
n3
6.6035073651808E+23
n4
5.75041986109E+31
n5
5.0075401979828E+39
2 √n
9331.7360121255
3 √n
443.24273869465
4 √n
96.60091103155
5 √n
38.724424992661
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
-87081296
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 87081297 can be divided by 8 positive divisors.
The sum of these divisors (counting 87081297) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001100000101010001
3
Ternary
20001212012002020
4
Quaternary
11030030011101
5
Quinary
134243100142
6
Senary
12350242053
8
Octal
514140521
10
Decimal
87081297
12
Duodecimal
251b6329
16
Hexadecimal
530c151
20
Vigesimal
174534h
36
Base36
1fugcx
md5
a7f2ee345c9b0e79515bc08fcdbb0200
sha1
225502ff84c6129722a45ec1bff40ef73259c39a
sha256
af4d9942a0b2a0a4db13d5bd2d407ba11fc6e8159ad90e61773274c680f4826a
sha512
6d595782a162c58809b051f7d7169d3cf54c4e159ecae33cbc8fe032ee8ca3651e10f80c73250527622c7f4a471c1ac215f48b434904a3c1a106146ec36855d4
ripemd-160
94eb86cbb0e5886b2c636aef978e925dc60e1a3a
Diameter
174162594
Circumference
547147925.84054
Area
2.3823175516527E+16
Volume
2.7660706968504E+24
Surface area
9.5292702066108E+16
Circumference
547147925.84054
Perimeter
348325188
Area
7583152287202209
Diagonal
123151551.24644
Surface area
45498913723213254
Volume
6.6035073651808E+23
Space diagonal
150829230.793
Perimeter
261243891
Area
3.2836012607416E+15
Altitude
75414615.396498
Surface area
3.2836012607416E+15
Volume
7.7823080625578E+22
Height
41050517.082147