987990506 is an even 9-digits composite number following 987990505
and preceding 987990507 . In scientific notation, it is written as 9.87990506 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 493995252 positive integers (up to 987990506) that are relatively prime to 987990506.
987990506 has 4 divisors, whose sum is 1481985762
The reverse of 987990506 is 605099789
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
nine hundred eighty-seven million nine hundred ninety thousand five hundred six
Scientific notation
9.87990506 × 10^8
Engineering notation
9.87990506 × 10^6
Prime Factorization
2 × 493995253
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
987990506
Product of the distinct prime numbers
The prime factorization of 987990506 is 2 × 493995253.
Since it has a total of 2 prime factors.
1 , 3 , 63 , 20 , 466 , 464 , 884 , 9706 , 68681 , 40499 , 783233 , 286084 , 7748810 , 7395064 , 31795180 , 55165569 , 326217320 , 379978551 , 8780582371 , 4157217927
n×2
1975981012
n×3
2963971518
n×4
3951962024
n×5
4939952530
n÷2
493995253
n÷3
329330168.66667
n÷3
246997626.5
n÷5
197598101.2
n2
976125239946136036
n3
9.6440246973375E+26
n4
9.528204840599E+35
n5
9.4137759217351E+44
2 √n
31432.316268452
3 √n
995.9807022223
4 √n
177.29161364388
5 √n
62.943451575358
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-987990505
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 987990506 can be divided by 4 positive divisors.
The sum of these divisors (counting 987990506) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010111000111000100111101010
3
Ternary
2112212002010011222
4
Quaternary
322320320213222
5
Quinary
4010411144011
6
Senary
242012022042
8
Octal
7270704752
10
Decimal
987990506
12
Duodecimal
236a61922
16
Hexadecimal
3ae389ea
20
Vigesimal
f8eig56
36
Base36
gc82cq
md5
611449dacd75f807bf9c611bba61b72a
sha1
9ab547c86014e5959a5dfe5b1d921916d3cccb16
sha256
1a5fca500bc7e6330eb7a7468fbd36ff7d9f8c17dec123f141e0901b243cac49
sha512
ea2c2aa637f3266866f938e82f66ea15c3c8a2faafac5d017072f3881eec83f88614c946cf67820314f8663f37ed19d04e79b83c79a511ec6b5ded2e287a7507
ripemd-160
1d8c0f77e33b892cc270237bc79a4c1579f6fe0a
Diameter
1975981012
Circumference
6207727430.9321
Area
3.0665878827984E+18
Volume
4.0396796186926E+27
Surface area
1.2266351531193E+19
Circumference
6207727430.9321
Perimeter
3951962024
Area
976125239946136036
Diagonal
1397229573.0811
Surface area
5856751439676816216
Volume
9.6440246973375E+26
Space diagonal
1711249753.7877
Perimeter
2963971518
Area
4.2267462753427E+17
Altitude
855624876.89384
Surface area
4.2267462753427E+17
Volume
1.1365592102363E+26
Height
465743191.02702