87013642 is an even 8-digits composite number following 87013641
and preceding 87013643 . In scientific notation, it is written as 8.7013642 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 43506820 positive integers (up to 87013642) that are relatively prime to 87013642.
87013642 has 4 divisors, whose sum is 130520466
The reverse of 87013642 is 24631078
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-seven million thirteen thousand six hundred forty-two
Scientific notation
8.7013642 × 10^7
Engineering notation
8.7013642 × 10^6
Prime Factorization
2 × 43506821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87013642
Product of the distinct prime numbers
The prime factorization of 87013642 is 2 × 43506821.
Since it has a total of 2 prime factors.
4 , 2 , 20 , 68 , 481 , 754 , 4588 , 7414 , 6183 , 88775 , 70596 , 646975 , 9541328 , 7152426 , 52002001 , 49088345 , 259500638 , 983164877 , 3311665469 , 5176388044
n×2
174027284
n×3
261040926
n×4
348054568
n×5
435068210
n÷2
43506821
n÷3
29004547.333333
n÷3
21753410.5
n÷5
17402728.4
n2
7571373894104164
n3
6.5881281746973E+23
n4
5.7325702644322E+31
n5
4.9881181672915E+39
2 √n
9328.1103123837
3 √n
443.12792124691
4 √n
96.582142823525
5 √n
38.718405983707
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87013641
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87013642 can be divided by 4 positive divisors.
The sum of these divisors (counting 87013642) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001011111011100100001010
3
Ternary
20001201202021111
4
Quaternary
11023323210022
5
Quinary
134233414032
6
Senary
12345000534
8
Octal
513734412
10
Decimal
87013642
12
Duodecimal
2518314a
16
Hexadecimal
52fb90a
20
Vigesimal
173ge22
36
Base36
1ft05m
md5
f0b206570a57e41451631fa0fa1cd186
sha1
778a967c2eeab050e783cc06cfaa8cca1f7e5f74
sha256
4e551033e272543393a81aa801015a87d7600b2943f799c928b23d02c61100f0
sha512
338fc33f7bb16c19ad34936b376916f4015bbd3571c981a25729e6baf87fd14c07f45208d60ccdcecb07f460b62fa9b71031de5b3e511a7d381fb78a617d13c3
ripemd-160
a97655bcfb586a02f61315962b0f35b74f31e91b
Diameter
174027284
Circumference
546722836.93858
Area
2.3786172603299E+16
Volume
2.7596286766049E+24
Surface area
9.5144690413197E+16
Circumference
546722836.93858
Perimeter
348054568
Area
7571373894104164
Diagonal
123055872.62788
Surface area
45428243364624984
Volume
6.5881281746973E+23
Space diagonal
150712048.89561
Perimeter
261040926
Area
3.2785010669223E+15
Altitude
75356024.447805
Surface area
3.2785010669223E+15
Volume
7.7641835127576E+22
Height
41018624.209292