84987984 is an even 8-digits composite number following 84987983
and preceding 84987985 . In scientific notation, it is written as 8.4987984 × 10^7.
The sum of its digits is 57. It has a total of 6 prime factors and 20 positive divisors.
There are 28329312 positive integers (up to 84987984) that are relatively prime to 84987984.
84987984 has 20 divisors, whose sum is 219552416
The reverse of 84987984 is 48978948
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
eighty-four million nine hundred eighty-seven thousand nine hundred eighty-four
Scientific notation
8.4987984 × 10^7
Engineering notation
8.4987984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 1770583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10623498
Product of the distinct prime numbers
The prime factorization of 84987984 is 2 × 2 × 2 × 2 × 3 × 1770583.
Since it has a total of 6 prime factors.
3 , 6 , 43 , 4 , 314 , 122 , 5147 , 6260 , 91248 , 35992 , 279518 , 52201 , 2619808 , 4458131 , 14531635 , 25780194 , 397139262 , 763279117 , 7540901720 , 1716329359
n×2
169975968
n×3
254963952
n×4
339951936
n×5
424939920
n÷2
42493992
n÷3
28329328
n÷3
21246996
n÷5
16997596.8
n2
7222957424384256
n3
6.1386459001625E+23
n4
5.2171113954468E+31
n5
4.4339177980245E+39
2 √n
9218.8927751656
3 √n
439.66224768834
4 √n
96.015065355212
5 √n
38.53643232329
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 1770583 , 3541166 , 5311749 , 7082332 , 10623498 , 14164664 , 21246996 , 28329328 , 42493992 , 84987984
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-84987983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 84987984 can be divided by 20 positive divisors.
The sum of these divisors (counting 84987984) is 1, the average is 0.05.
Base
System
Value
2
Binary
101000100001101000001010000
3
Ternary
12220220211121010
4
Quaternary
11010031001100
5
Quinary
133224103414
6
Senary
12233330520
8
Octal
504150120
10
Decimal
84987984
12
Duodecimal
24566a40
16
Hexadecimal
510d050
20
Vigesimal
16b39j4
36
Base36
1ell5c
md5
f0c035444ac913a7eaea8c83fab32d03
sha1
9d659ce3140762dcf1574f22f9e5090de1ca8cf0
sha256
37f28b9ce7e96dd65910f4941af413ad97b417d1e8f52986b81a25b6fec807b8
sha512
429c2315597442b6b3a0272f3ef269c8fad8ee39c18a6cf6bb069c114fe80fb7da058d3920b5d8ef82efc7495824284ffaa37392105d3f791088869563853571
ripemd-160
f5b46d4341c8cf2df6cc74426a3cfa83904ce107
Diameter
169975968
Circumference
533995252.35561
Area
2.2691589981637E+16
Volume
2.5713499817253E+24
Surface area
9.076635992655E+16
Circumference
533995252.35561
Perimeter
339951936
Area
7222957424384256
Diagonal
120191159.61155
Surface area
43337744546305536
Volume
6.1386459001625E+23
Space diagonal
147203506.32085
Perimeter
254963952
Area
3.1276323099851E+15
Altitude
73601753.160425
Surface area
3.1276323099851E+15
Volume
7.2344635721798E+22
Height
40063719.870516