828996987 is an odd 9-digits composite number following 828996986
and preceding 828996988 . In scientific notation, it is written as 8.28996987 × 10^8.
The sum of its digits is 66. It has a total of 4 prime factors and 16 positive divisors.
There are 422190720 positive integers (up to 828996987) that are relatively prime to 828996987.
828996987 has 16 divisors, whose sum is 1266596352
The reverse of 828996987 is 789699828
Previous prime number is 377
Is Prime? no Number parity odd Number length 9 Sum of Digits 66 Digital Root 3
Name
eight hundred twenty-eight million nine hundred ninety-six thousand nine hundred eighty-seven
Scientific notation
8.28996987 × 10^8
Engineering notation
8.28996987 × 10^6
Prime Factorization
7 × 3 × 377 × 104711
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
828996987 Product of the distinct prime numbers
The prime factorization of 828996987 is 7 × 3 × 377 × 104711.
Since it has a total of 4 prime factors.
3 , 7 , 27 , 9 , 110 , 689 , 3839 , 3970 , 99863 , 13365 , 509258 , 18475 , 9094169 , 2719244 , 1689334 , 92260824 , 712670615 , 522271606 , 2262839896 , 8511495702
n×2
1657993974
n×3
2486990961
n×4
3315987948
n×5
4144984935
n÷2
414498493.5
n÷3
276332329
n÷3
207249246.75
n÷5
165799397.4
n2
687236004455078169
n3
5.6971657705118E+26
n4
4.7229332581938E+35
n5
3.9152974408448E+44
2 √n28792.307774821
3 √n939.40092619089
4 √n169.68296253549
5 √n60.772988108318
1 , 3 , 7 , 21 , 377 , 1131 , 2639 , 7917 , 104711 , 314133 , 732977 , 2198931 , 39476047 , 118428141 , 276332329 , 828996987
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
-828996986 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 828996987 can be divided by 16 positive divisors.
The sum of these divisors (counting 828996987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001011010010111110101111011
3
Ternary
2010202220102002010
4
Quaternary
301122113311323
5
Quinary
3144210400422
6
Senary
214132141003
8
Octal
6132276573
10
Decimal
828996987
12
Duodecimal
1b1767763
16
Hexadecimal
31697d7b
20
Vigesimal
cj14c97
36
Base36
dpka63
md5
5021ea68746ccbf9ec87b5e9ef94c836
sha1
85cc08c973d07e496b41ae72e1ef43b3b152d4f0
sha256
7607e91074fb8935d3a65fa074a3a53c3c79f6472586d0bf75197cf49a5f88cd
sha512
9cb74ba141c0c4ffb76966afae67b356656714711e491e113669a372df835191f58b1112ab20efbe3dfd9316c9f28168b559f02d28e6907b97ed346a49ab8b0e
ripemd-160
77b36ff559160e53933ec7e0bdcbe72ceb84b2e6
Diameter
1657993974
Circumference
5208741688.4145
Area
2.1590155828785E+18
Volume
2.3864232174564E+27
Surface area
8.6360623315139E+18
Circumference
5208741688.4145
Perimeter
3315987948
Area
687236004455078169
Diagonal
1172378782.1818
Surface area
4123416026730469014
Volume
5.6971657705118E+26
Space diagonal
1435864900.8055
Perimeter
2486990961
Area
2.9758191912671E+17
Altitude
717932450.40276
Surface area
2.9758191912671E+17
Volume
6.7141742497879E+25
Height
390792927.39394