402488987 is an odd 9-digits composite number following 402488986
and preceding 402488988 . In scientific notation, it is written as 4.02488987 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 389071872 positive integers (up to 402488987) that are relatively prime to 402488987.
402488987 has 8 divisors, whose sum is 416099376
The reverse of 402488987 is 789884204
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
four hundred two million four hundred eighty-eight thousand nine hundred eighty-seven
Scientific notation
4.02488987 × 10^8
Engineering notation
4.02488987 × 10^6
Prime Factorization
43 × 97 × 96497
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
402488987
Product of the distinct prime numbers
The prime factorization of 402488987 is 43 × 97 × 96497.
Since it has a total of 3 prime factors.
3 , 4 , 59 , 39 , 322 , 668 , 2167 , 1296 , 92796 , 83866 , 494011 , 866443 , 2932475 , 721129 , 89268051 , 17234033 , 466667002 , 917006601 , 3891411602 , 9839597822
n×2
804977974
n×3
1207466961
n×4
1609955948
n×5
2012444935
n÷2
201244493.5
n÷3
134162995.66667
n÷3
100622246.75
n÷5
80497797.4
n2
161997384656286169
n3
6.5202163246958E+25
n4
2.6243152635477E+34
n5
1.0562579919939E+43
2 √n
20062.12817724
3 √n
738.33139189441
4 √n
141.64084219334
5 √n
52.595767913662
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
-402488986
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 402488987 can be divided by 8 positive divisors.
The sum of these divisors (counting 402488987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111111111010111111010011011
3
Ternary
1001001100120002112
4
Quaternary
113333113322123
5
Quinary
1311014121422
6
Senary
103534422535
8
Octal
2777277233
10
Decimal
402488987
12
Duodecimal
b2961a4b
16
Hexadecimal
17fd7e9b
20
Vigesimal
65fb297
36
Base36
6nmqhn
md5
ff2760b3a44c5ccb2bb692013ea8c1df
sha1
904ceb7cf25d1c59b46f948a5a2c7e2e9ad93d7f
sha256
0caecd4284a0368ad973a7956d1aebc87c68154b34fb7be03e43ee1783f98ca8
sha512
94b2bfecf80b52d81341daea23fe8c28540c453e801930be918d43e8620b9195d1c104cd5270bb7f5ccbaa5998b371140e0c274001d1cccf7a17a7cc8257165f
ripemd-160
75b12e84cba14be481bfe7781971dd1221aecdaa
Diameter
804977974
Circumference
2528912889.42
Area
5.0892979353695E+17
Volume
2.7311818273974E+26
Surface area
2.0357191741478E+18
Circumference
2528912889.42
Perimeter
1609955948
Area
161997384656286169
Diagonal
569205384.12121
Surface area
971984307937717014
Volume
6.5202163246958E+25
Space diagonal
697131374.97093
Perimeter
1207466961
Area
7.0146925229492E+16
Altitude
348565687.48546
Surface area
7.0146925229492E+16
Volume
7.6841486299927E+24
Height
189735128.0404