987128826 is an even 9-digits composite number following 987128825
and preceding 987128827 . In scientific notation, it is written as 9.87128826 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 328957200 positive integers (up to 987128826) that are relatively prime to 987128826.
987128826 has 16 divisors, whose sum is 1974772128
The reverse of 987128826 is 628821789
Previous prime number is 4261
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
nine hundred eighty-seven million one hundred twenty-eight thousand eight hundred twenty-six
Scientific notation
9.87128826 × 10^8
Engineering notation
9.87128826 × 10^6
Prime Factorization
2 × 3 × 4261 × 38611
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
987128826
Product of the distinct prime numbers
The prime factorization of 987128826 is 2 × 3 × 4261 × 38611.
Since it has a total of 4 prime factors.
4 , 1 , 54 , 72 , 896 , 364 , 6012 , 8653 , 45903 , 19815 , 223454 , 871246 , 1125964 , 5933289 , 83597208 , 70839628 , 646148763 , 950640033 , 1961143065 , 6065178781
n×2
1974257652
n×3
2961386478
n×4
3948515304
n×5
4935644130
n÷2
493564413
n÷3
329042942
n÷3
246782206.5
n÷5
197425765.2
n2
974423319120138276
n3
9.6188134703009E+26
n4
9.4950080484511E+35
n5
9.3727961477281E+44
2 √n
31418.606366292
3 √n
995.69106844333
4 √n
177.25294459132
5 √n
62.932468464856
1 , 2 , 3 , 6 , 4261 , 8522 , 12783 , 25566 , 38611 , 77222 , 115833 , 231666 , 164521471 , 329042942 , 493564413 , 987128826
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
-987128825
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 987128826 can be divided by 16 positive divisors.
The sum of these divisors (counting 987128826) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010110101100110001111111010
3
Ternary
2112210110100011220
4
Quaternary
322311212033322
5
Quinary
4010201110301
6
Senary
241541332510
8
Octal
7265461772
10
Decimal
987128826
12
Duodecimal
236707136
16
Hexadecimal
3ad663fa
20
Vigesimal
f89b216
36
Base36
gbplh6
md5
d9fcc40e264b3b8396b66ca53fa27f94
sha1
932176bde36ee74441bc24d607d47f647adea654
sha256
4c2b4ef39f9f4028d854b895a7f29af2fe6131fe68aa3f743cbb06f0ce2b0e3a
sha512
09a805bb14cc0b411cdb7f194255f54fddc9652b85ed3e2677977767c65693bf48eeea1ca77fe1195939d88b2db5c252151c19413cc0ff5ac7e3cb8ef22851f7
ripemd-160
a40064323acbfdcfd5f9969c0d6e1cdf1f759d73
Diameter
1974257652
Circumference
6202313335.8166
Area
3.0612411408344E+18
Volume
4.0291191646064E+27
Surface area
1.2244964563338E+19
Circumference
6202313335.8166
Perimeter
3948515304
Area
974423319120138276
Diagonal
1396010973.5386
Surface area
5846539914720829656
Volume
9.6188134703009E+26
Space diagonal
1709757280.2478
Perimeter
2961386478
Area
4.21937674199E+17
Altitude
854878640.12391
Surface area
4.21937674199E+17
Volume
1.1335880386364E+26
Height
465336991.17954