218138575 is an odd 9-digits composite number following 218138574
and preceding 218138576 . In scientific notation, it is written as 2.18138575 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 174385760 positive integers (up to 218138575) that are relatively prime to 218138575.
218138575 has 8 divisors, whose sum is 227026800
The reverse of 218138575 is 575831812
Previous prime number is 2099
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
two hundred eighteen million one hundred thirty-eight thousand five hundred seventy-five
Scientific notation
2.18138575 × 10^8
Engineering notation
2.18138575 × 10^6
Prime Factorization
25 × 2099 × 4157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
218138575
Product of the distinct prime numbers
The prime factorization of 218138575 is 25 × 2099 × 4157.
Since it has a total of 3 prime factors.
3 , 9 , 78 , 81 , 640 , 127 , 7656 , 3424 , 43517 , 37096 , 783035 , 133875 , 2351491 , 1301069 , 28076010 , 98337478 , 549090852 , 28935831 , 4975406665 , 5870819669
n×2
436277150
n×3
654415725
n×4
872554300
n×5
1090692875
n÷2
109069287.5
n÷3
72712858.333333
n÷3
54534643.75
n÷5
43627715
n2
47584437903030625
n3
1.0380001476343E+25
n4
2.2642787305474E+33
n5
4.9392653568441E+41
2 √n
14769.515056358
3 √n
601.97366267782
4 √n
121.52989367377
5 √n
46.531440169141
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
-218138574
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 218138575 can be divided by 8 positive divisors.
The sum of these divisors (counting 218138575) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101000000001000011111001111
3
Ternary
120012110120212111
4
Quaternary
31000020133033
5
Quinary
421320413300
6
Senary
33351244451
8
Octal
1500103717
10
Decimal
218138575
12
Duodecimal
61079727
16
Hexadecimal
d0087cf
20
Vigesimal
383768f
36
Base36
3lvgsv
md5
a4548eda3cf3dbc2fb07463c9b5ddb50
sha1
c41af59772d45191b9d272c600a2a9d62f76c5ea
sha256
fef8f0a209a10b4926dc1aef7781d826349abc929a66de3770902341509d6a22
sha512
da5cb11e19d6db67255b8fd28e1316a2140d547f10e75b6784ce89341e5d57ea1d801cbe640e382faa7be32dd0e72fc00dd81c5e76c6868b11d0b764005d3afd
ripemd-160
6abbcc32f1da334ee572466a8ac71ba901e5594c
Diameter
436277150
Circumference
1370605089.3691
Area
1.4949092054136E+17
Volume
4.3479648509774E+25
Surface area
5.9796368216544E+17
Circumference
1370605089.3691
Perimeter
872554300
Area
47584437903030625
Diagonal
308494531.24174
Surface area
285506627418183750
Volume
1.0380001476343E+25
Space diagonal
377827094.99067
Perimeter
654415725
Area
2.0604666024414E+16
Altitude
188913547.49534
Surface area
2.0604666024414E+16
Volume
1.2232949054414E+24
Height
102831510.41391