87342891 is an odd 8-digits composite number following 87342890
and preceding 87342892 . In scientific notation, it is written as 8.7342891 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 55408320 positive integers (up to 87342891) that are relatively prime to 87342891.
87342891 has 8 divisors, whose sum is 89068000
The reverse of 87342891 is 19824378
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-seven million three hundred forty-two thousand eight hundred ninety-one
Scientific notation
8.7342891 × 10^7
Engineering notation
8.7342891 × 10^6
Prime Factorization
69 × 199 × 6361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87342891
Product of the distinct prime numbers
The prime factorization of 87342891 is 69 × 199 × 6361.
Since it has a total of 3 prime factors.
7 , 10 , 44 , 46 , 815 , 617 , 542 , 6691 , 86392 , 38806 , 71782 , 571818 , 9437833 , 8617265 , 98733688 , 90859614 , 204336930 , 374267334 , 154780153 , 4222097815
n×2
174685782
n×3
262028673
n×4
349371564
n×5
436714455
n÷2
43671445.5
n÷3
29114297
n÷3
21835722.75
n÷5
17468578.2
n2
7628780608237881
n3
6.6631975312823E+23
n4
5.8198293568626E+31
n5
5.0832072115505E+39
2 √n
9345.7418646141
3 √n
443.68613175885
4 √n
96.673377227725
5 √n
38.747662879761
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
-87342890
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 87342891 can be divided by 8 positive divisors.
The sum of these divisors (counting 87342891) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001101001011111100101011
3
Ternary
20002100110220220
4
Quaternary
11031023330223
5
Quinary
134324433031
6
Senary
12400021123
8
Octal
515137453
10
Decimal
87342891
12
Duodecimal
253017a3
16
Hexadecimal
534bf2b
20
Vigesimal
175hh4b
36
Base36
1g027f
md5
b1d64bc9ad7b62df8d3df9ba50e142ad
sha1
f1c48cf5b1617fc78ce0bf374f15cf8fabe225d7
sha256
7986dae254044cdaaa049195df9189d264a30b02a22eb0e0737ccffabccb3f8d
sha512
8661d91f80da5f578143ab4cf91dad68f328d8a2f2afe074fac1d8700b6116d5b012bce983aff2dcf9e2ef2c56815acdb59cb20968574bf260130e9b89e07253
ripemd-160
c69275b6077dbd56e8fbc9422e11973bfef088b8
Diameter
174685782
Circumference
548791569.41779
Area
2.3966521114688E+16
Volume
2.7910736551592E+24
Surface area
9.5866084458754E+16
Circumference
548791569.41779
Perimeter
349371564
Area
7628780608237881
Diagonal
123521501.02907
Surface area
45772683649427286
Volume
6.6631975312823E+23
Space diagonal
151282324.89195
Perimeter
262028673
Area
3.3033589033161E+15
Altitude
75641162.445975
Surface area
3.3033589033161E+15
Volume
7.8526535979254E+22
Height
41173833.676358