219984987 is an odd 9-digits composite number following 219984986
and preceding 219984988 . In scientific notation, it is written as 2.19984987 × 10^8.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 146656656 positive integers (up to 219984987) that are relatively prime to 219984987.
219984987 has 4 divisors, whose sum is 293313320
The reverse of 219984987 is 789489912
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
two hundred nineteen million nine hundred eighty-four thousand nine hundred eighty-seven
Scientific notation
2.19984987 × 10^8
Engineering notation
2.19984987 × 10^6
Prime Factorization
3 × 73328329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
219984987
Product of the distinct prime numbers
The prime factorization of 219984987 is 3 × 73328329.
Since it has a total of 2 prime factors.
9 , 1 , 34 , 28 , 876 , 15 , 9303 , 7441 , 33894 , 96503 , 148083 , 625877 , 2682357 , 9054370 , 67131540 , 53992077 , 937355766 , 349682826 , 1180873979 , 137185497
n×2
439969974
n×3
659954961
n×4
879939948
n×5
1099924935
n÷2
109992493.5
n÷3
73328329
n÷3
54996246.75
n÷5
43996997.4
n2
48393394505390169
n3
1.0645820261154E+25
n4
2.3419206317543E+33
n5
5.1518737973151E+41
2 √n
14831.89087743
3 √n
603.66734145231
4 √n
121.78625077335
5 √n
46.60994694998
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
-219984986
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 219984987 can be divided by 4 positive divisors.
The sum of these divisors (counting 219984987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101000111001011010001011011
3
Ternary
120022221101200010
4
Quaternary
31013023101123
5
Quinary
422304004422
6
Senary
33455013003
8
Octal
1507132133
10
Decimal
219984987
12
Duodecimal
6180a163
16
Hexadecimal
d1cb45b
20
Vigesimal
38ei297
36
Base36
3mz1i3
md5
cbce33f190979dd6c31dd6d34314ca0b
sha1
8a9631a9f20dbe8cba267edfa975dd1590cc9dc3
sha256
0ad9c8bb4c56a8c99b33c4fd8b2b4d7f67b4a80be6b5ba8eef04ec9bd43f2f38
sha512
46140c4b2df494e5a78e3286da1c840c4171d754f1a10454c78ecfe8a284507900b728e8a3a8ac6f9159f29a849a13cfa02861b20e040374b26b7a452403c204
ripemd-160
a1e07ec7a129d0b241c2ae3a838f75fca48f2576
Diameter
439969974
Circumference
1382206438.1185
Area
1.5203233266041E+17
Volume
4.4593107631839E+25
Surface area
6.0812933064163E+17
Circumference
1382206438.1185
Perimeter
879939948
Area
48393394505390169
Diagonal
311105752.13387
Surface area
290360367032341014
Volume
1.0645820261154E+25
Space diagonal
381025174.38638
Perimeter
659954961
Area
2.0954954508515E+16
Altitude
190512587.19319
Surface area
2.0954954508515E+16
Volume
1.2546219496592E+24
Height
103701917.37796