86409891 is an odd 8-digits composite number following 86409890
and preceding 86409892 . In scientific notation, it is written as 8.6409891 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 54574560 positive integers (up to 86409891) that are relatively prime to 86409891.
86409891 has 12 divisors, whose sum is 131383720
The reverse of 86409891 is 19890468
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-six million four hundred nine thousand eight hundred ninety-one
Scientific notation
8.6409891 × 10^7
Engineering notation
8.6409891 × 10^6
Prime Factorization
3 × 3 × 19 × 505321
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28803297
Product of the distinct prime numbers
The prime factorization of 86409891 is 3 × 3 × 19 × 505321.
Since it has a total of 4 prime factors.
9 , 7 , 15 , 55 , 425 , 616 , 4970 , 3243 , 57594 , 36856 , 701954 , 764857 , 4807482 , 7228235 , 62296073 , 16412272 , 389597471 , 684618163 , 1197834451 , 3155634734
n×2
172819782
n×3
259229673
n×4
345639564
n×5
432049455
n÷2
43204945.5
n÷3
28803297
n÷3
21602472.75
n÷5
17281978.2
n2
7466669262631881
n3
6.4519407711707E+23
n4
5.5751149877532E+31
n5
4.8174507840422E+39
2 √n
9295.6920667587
3 √n
442.10064898738
4 √n
96.414169429388
5 √n
38.66452609438
1 , 3 , 9 , 19 , 57 , 171 , 505321 , 1515963 , 4547889 , 9601099 , 28803297 , 86409891
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-86409890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86409891 can be divided by 12 positive divisors.
The sum of these divisors (counting 86409891) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101001001101000001010100011
3
Ternary
20000121002002100
4
Quaternary
11021220022203
5
Quinary
134110104031
6
Senary
12324021443
8
Octal
511501243
10
Decimal
86409891
12
Duodecimal
24b31883
16
Hexadecimal
52682a3
20
Vigesimal
17014eb
36
Base36
1fg2ar
md5
81bff2b721e57fdd99d3eedc0f202b51
sha1
6e34bdc9169a175895e85b6848c124d10bd830ef
sha256
106cbf74b9752534356a7eeb043cd912e9ff5f9f374f0c2d5015b42006e9e3ea
sha512
12afb803677dc8a11b55ed3eb8a30766d00960d95cbc458167281481abc8e7c5173783cfad34e535aca6cd949123d5ba95e6b2c61a7349ab0711ff842d3ce2a7
ripemd-160
4f16af9542d9e9f5197aba465b1388869a6f88e8
Diameter
172819782
Circumference
542929357.52619
Area
2.3457233302269E+16
Volume
2.7025826304142E+24
Surface area
9.3828933209076E+16
Circumference
542929357.52619
Perimeter
345639564
Area
7466669262631881
Diagonal
122202039.77538
Surface area
44800015575791286
Volume
6.4519407711707E+23
Space diagonal
149666321.48849
Perimeter
259229673
Area
3.2331626315478E+15
Altitude
74833160.744244
Surface area
3.2331626315478E+15
Volume
7.6036851185146E+22
Height
40734013.25846