987990436 is an even 9-digits composite number following 987990435
and preceding 987990437 . In scientific notation, it is written as 9.87990436 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 12 positive divisors.
There are 493396232 positive integers (up to 987990436) that are relatively prime to 987990436.
987990436 has 12 divisors, whose sum is 1731079728
The reverse of 987990436 is 634099789
Previous prime number is 827
Is Prime? no Number parity even Number length 9 Sum of Digits 55 Digital Root 1
Name
nine hundred eighty-seven million nine hundred ninety thousand four hundred thirty-six
Scientific notation
9.87990436 × 10^8
Engineering notation
9.87990436 × 10^6
Prime Factorization
2 × 2 × 827 × 298667
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
493995218 Product of the distinct prime numbers
The prime factorization of 987990436 is 2 × 2 × 827 × 298667.
Since it has a total of 4 prime factors.
9 , 2 , 11 , 59 , 148 , 831 , 5148 , 9050 , 94437 , 26049 , 248660 , 172052 , 6238822 , 9794546 , 67150552 , 39743167 , 591894669 , 145383005 , 537037976 , 4059431255
n×2
1975980872
n×3
2963971308
n×4
3951961744
n×5
4939952180
n÷2
493995218
n÷3
329330145.33333
n÷3
246997609
n÷5
197598087.2
n2
976125101627470096
n3
9.6440226474747E+26
n4
9.5282021402724E+35
n5
9.4137725868638E+44
2 √n31432.315154948
3 √n995.98067870026
4 √n177.29161050357
5 √n62.943450683438
1 , 2 , 4 , 827 , 1654 , 3308 , 298667 , 597334 , 1194668 , 246997609 , 493995218 , 987990436
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
-987990435 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 987990436 can be divided by 12 positive divisors.
The sum of these divisors (counting 987990436) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010111000111000100110100100
3
Ternary
2112212002010002101
4
Quaternary
322320320212210
5
Quinary
4010411143221
6
Senary
242012021444
8
Octal
7270704644
10
Decimal
987990436
12
Duodecimal
236a61884
16
Hexadecimal
3ae389a4
20
Vigesimal
f8eig1g
36
Base36
gc82as
md5
49cb469fab740b0ad0f5ec334aee9f7e
sha1
979dda862a2cb3e6b5302a9387491db5921b71e9
sha256
a6bc6409dcd5ad8a275893cb2b0eb83fedf8787339e90b87e1f28fc79649ef0e
sha512
31b318793e23939a8f9ca5e29b28766abff49b9f8db6e0edb412063605597f982bedf74babf6e9e5a1896585f352111bfd38b271fe62171e2c28e7eeafc39ba3
ripemd-160
08f039ae315c71e97d1fbfd123d89112965779ef
Diameter
1975980872
Circumference
6207726991.1092
Area
3.0665874482574E+18
Volume
4.039678760048E+27
Surface area
1.226634979303E+19
Circumference
6207726991.1092
Perimeter
3951961744
Area
976125101627470096
Diagonal
1397229474.0861
Surface area
5856750609764820576
Volume
9.6440226474747E+26
Space diagonal
1711249632.5441
Perimeter
2963971308
Area
4.2267456764053E+17
Altitude
855624816.27206
Surface area
4.2267456764053E+17
Volume
1.1365589686577E+26
Height
465743158.0287