218989839 is an odd 9-digits composite number following 218989838
and preceding 218989840 . In scientific notation, it is written as 2.18989839 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 138309336 positive integers (up to 218989839) that are relatively prime to 218989839.
218989839 has 8 divisors, whose sum is 307354240
The reverse of 218989839 is 938989812
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
two hundred eighteen million nine hundred eighty-nine thousand eight hundred thirty-nine
Scientific notation
2.18989839 × 10^8
Engineering notation
2.18989839 × 10^6
Prime Factorization
3 × 19 × 3841927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
218989839
Product of the distinct prime numbers
The prime factorization of 218989839 is 3 × 19 × 3841927.
Since it has a total of 3 prime factors.
6 , 5 , 92 , 97 , 806 , 542 , 3781 , 4760 , 93818 , 89243 , 93929 , 661455 , 4614045 , 9619758 , 10775935 , 33858215 , 953284807 , 810597249 , 2355043744 , 5240728699
n×2
437979678
n×3
656969517
n×4
875959356
n×5
1094949195
n÷2
109494919.5
n÷3
72996613
n÷3
54747459.75
n÷5
43797967.8
n2
47956549585245921
n3
1.0501997072669E+25
n4
2.2998306481222E+33
n5
5.0363954335954E+41
2 √n
14798.305274591
3 √n
602.75569365568
4 √n
121.64828512803
5 √n
46.567700471833
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-218989838
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 218989839 can be divided by 8 positive divisors.
The sum of these divisors (counting 218989839) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101000011011000010100001111
3
Ternary
120021001211120210
4
Quaternary
31003120110033
5
Quinary
422030133324
6
Senary
33421413503
8
Octal
1503302417
10
Decimal
218989839
12
Duodecimal
6140a293
16
Hexadecimal
d0d850f
20
Vigesimal
388debj
36
Base36
3mdpn3
md5
bf7f9ffa1ad8d36aced3b7ff7de9d2a3
sha1
fe319f4137bc060ce2bb6580200f5daed8553519
sha256
7052140f0e16ba6232d5b7b6b067d4adc2df345774d21d70831fc0ae213b9330
sha512
36513348eb3de9bcd33db1455b1bbe67d888e7a8734fb068b48c7cb36186bcc9db5b9fa89a151a8781e6dece330614512e80faa0ed58b071e89ef3c4b16c45d4
ripemd-160
a5d6236c057f8c45b388abb2717f066cd8dbc4e4
Diameter
437979678
Circumference
1375953738.8264
Area
1.5065994386852E+17
Volume
4.3990662468689E+25
Surface area
6.0263977547409E+17
Circumference
1375953738.8264
Perimeter
875959356
Area
47956549585245921
Diagonal
309698400.3357
Surface area
287739297511475526
Volume
1.0501997072669E+25
Space diagonal
379301527.48933
Perimeter
656969517
Area
2.0765795109336E+16
Altitude
189650763.74466
Surface area
2.0765795109336E+16
Volume
1.2376722243475E+24
Height
103232800.1119