218989816 is an even 9-digits composite number following 218989815
and preceding 218989817 . In scientific notation, it is written as 2.18989816 × 10^8.
The sum of its digits is 52. It has a total of 5 prime factors and 16 positive divisors.
There are 108410400 positive integers (up to 218989816) that are relatively prime to 218989816.
218989816 has 16 divisors, whose sum is 414672840
The reverse of 218989816 is 618989812
Previous prime number is 101
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
two hundred eighteen million nine hundred eighty-nine thousand eight hundred sixteen
Scientific notation
2.18989816 × 10^8
Engineering notation
2.18989816 × 10^6
Prime Factorization
2 × 2 × 2 × 101 × 271027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
54747454
Product of the distinct prime numbers
The prime factorization of 218989816 is 2 × 2 × 2 × 101 × 271027.
Since it has a total of 5 prime factors.
5 , 7 , 5 , 20 , 132 , 632 , 3151 , 4901 , 39662 , 96789 , 116831 , 115960 , 3932053 , 3014525 , 89288944 , 58605308 , 10061829 , 943057933 , 2408518472 , 5588986275
n×2
437979632
n×3
656969448
n×4
875959264
n×5
1094949080
n÷2
109494908
n÷3
72996605.333333
n÷3
54747454
n÷5
43797963.2
n2
47956539511713856
n3
1.0501993763667E+25
n4
2.2998296819386E+33
n5
5.0363927887907E+41
2 √n
14798.304497475
3 √n
602.75567255367
4 √n
121.64828193392
5 √n
46.567699493654
1 , 2 , 4 , 8 , 101 , 202 , 404 , 808 , 271027 , 542054 , 1084108 , 2168216 , 27373727 , 54747454 , 109494908 , 218989816
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
-218989815
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 218989816 can be divided by 16 positive divisors.
The sum of these divisors (counting 218989816) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101000011011000010011111000
3
Ternary
120021001211112221
4
Quaternary
31003120103320
5
Quinary
422030133231
6
Senary
33421413424
8
Octal
1503302370
10
Decimal
218989816
12
Duodecimal
6140a274
16
Hexadecimal
d0d84f8
20
Vigesimal
388deag
36
Base36
3mdpmg
md5
2ae6e1c6a6e7fe1d30a2933fe4da0cfd
sha1
e6b347e08b5da6aaa00b08bb8a9daac41e9eb5cd
sha256
dbf3b6cef796a1d29a792f69a841fc6f665918fee53726783750eb742454f5af
sha512
c88fdc5435fe27256bc665e96fd5f5cd0334bbbc0f526a836f28af6f01eb27d9a3fa9998ee5c79e1f03bf468b14730ff1f8b2abb6d7d614bc026b44298dc722f
ripemd-160
236e99c14c959cd6781192cf9ac840adbc8644e3
Diameter
437979632
Circumference
1375953594.3132
Area
1.5065991222159E+17
Volume
4.3990648607976E+25
Surface area
6.0263964888636E+17
Circumference
1375953594.3132
Perimeter
875959264
Area
47956539511713856
Diagonal
309698367.80879
Surface area
287739237070283136
Volume
1.0501993763667E+25
Space diagonal
379301487.65216
Perimeter
656969448
Area
2.0765790747368E+16
Altitude
189650743.82608
Surface area
2.0765790747368E+16
Volume
1.237671834378E+24
Height
103232789.2696