987112920 is an even 9-digits composite number following 987112919
and preceding 987112921 . In scientific notation, it is written as 9.87112920 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors.
There are 263230080 positive integers (up to 987112920) that are relatively prime to 987112920.
987112920 has 16 divisors, whose sum is 1974226080
The reverse of 987112920 is 029211789
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
nine hundred eighty-seven million one hundred twelve thousand nine hundred twenty
Scientific notation
9.87112920 × 10^8
Engineering notation
9.87112920 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 8225941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
246778230
Product of the distinct prime numbers
The prime factorization of 987112920 is 2 × 2 × 2 × 15 × 8225941.
Since it has a total of 5 prime factors.
6 , 2 , 35 , 40 , 211 , 442 , 6361 , 5700 , 3503 , 78426 , 257444 , 548983 , 2019286 , 3752179 , 44110108 , 57971514 , 136409200 , 863775875 , 1087160901 , 8529222339
n×2
1974225840
n×3
2961338760
n×4
3948451680
n×5
4935564600
n÷2
493556460
n÷3
329037640
n÷3
246778230
n÷5
197422584
n2
974391916830926400
n3
9.6183485024737E+26
n4
9.4943960758545E+35
n5
9.3720410340732E+44
2 √n
31418.353235012
3 √n
995.68572042566
4 √n
177.25223055017
5 √n
62.932265652362
1 , 2 , 4 , 8 , 15 , 30 , 60 , 120 , 8225941 , 16451882 , 32903764 , 65807528 , 123389115 , 246778230 , 493556460 , 987112920
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
-987112919
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 987112920 can be divided by 16 positive divisors.
The sum of these divisors (counting 987112920) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010110101100010010111011000
3
Ternary
2112210102112100210
4
Quaternary
322311202113120
5
Quinary
4010200103140
6
Senary
241541131120
8
Octal
7265422730
10
Decimal
987112920
12
Duodecimal
2366b9aa0
16
Hexadecimal
3ad625d8
20
Vigesimal
f899260
36
Base36
gbp97c
md5
ee41ae2895d4065f14746a3e163a76e6
sha1
c3d1eadae441a82a4af5d25079c701b0062951eb
sha256
c4bc8da521d222c51f16e5f0e6d8ad66aa5178ee0c70ab177aad8346db7244d9
sha512
24e884abf8fcbe3f1731676e77023a5b618e3669034d1a9461d4d6048cd1c16a0f509e72aeb81627d2f3b9b7d8def94b6f92ebc67272ef56d003197251e367b1
ripemd-160
12b2ba8246059544d2fbbebd349db29acca99bb9
Diameter
1974225840
Circumference
6202213395.4711
Area
3.0611424876333E+18
Volume
4.0289243993384E+27
Surface area
1.2244569950533E+19
Circumference
6202213395.4711
Perimeter
3948451680
Area
974391916830926400
Diagonal
1395988479.0577
Surface area
5846351500985558400
Volume
9.6183485024737E+26
Space diagonal
1709729730.2477
Perimeter
2961338760
Area
4.219240766089E+17
Altitude
854864865.12384
Surface area
4.219240766089E+17
Volume
1.1335332416524E+26
Height
465329493.01924