216906918 is an even 9-digits composite number following 216906917
and preceding 216906919 . In scientific notation, it is written as 2.16906918 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 71750120 positive integers (up to 216906918) that are relatively prime to 216906918.
216906918 has 16 divisors, whose sum is 437126976
The reverse of 216906918 is 819609612
Previous prime number is 131
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred sixteen million nine hundred six thousand nine hundred eighteen
Scientific notation
2.16906918 × 10^8
Engineering notation
2.16906918 × 10^6
Prime Factorization
2 × 3 × 131 × 275963
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
216906918
Product of the distinct prime numbers
The prime factorization of 216906918 is 2 × 3 × 131 × 275963.
Since it has a total of 4 prime factors.
9 , 3 , 50 , 45 , 876 , 875 , 1047 , 4744 , 67275 , 99254 , 154280 , 698710 , 5268613 , 2808258 , 21358623 , 51684512 , 14623191 , 758080216 , 8938312388 , 9199002870
n×2
433813836
n×3
650720754
n×4
867627672
n×5
1084534590
n÷2
108453459
n÷3
72302306
n÷3
54226729.5
n÷5
43381383.6
n2
47048611076258724
n3
1.0205169224732E+25
n4
2.2135718042051E+33
n5
4.8013903782182E+41
2 √n
14727.760114831
3 √n
600.83856635368
4 √n
121.35798331725
5 √n
46.478775802201
1 , 2 , 3 , 6 , 131 , 262 , 393 , 786 , 275963 , 551926 , 827889 , 1655778 , 36151153 , 72302306 , 108453459 , 216906918
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
-216906917
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 216906918 can be divided by 16 positive divisors.
The sum of these divisors (counting 216906918) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100111011011011110010100110
3
Ternary
120010011000100120
4
Quaternary
30323123302212
5
Quinary
421012010133
6
Senary
33305022410
8
Octal
1473336246
10
Decimal
216906918
12
Duodecimal
60784a06
16
Hexadecimal
cedbca6
20
Vigesimal
37fd75i
36
Base36
3l52g6
md5
818e93b03497ce43f484f0dfc2503d67
sha1
0e37d061247550e2aedfabe9366a534f70d55261
sha256
ccc7bd89dfe0bd5c9ee9802d2004e6c5f590540708ee92ee92d9b7f241d59fe7
sha512
7dcd68e6520ee52cfbe3a8df25953ed0096c912c8d48e8d58e34fd607f3ad6ccc6fa141e970f6ab52b56df17ab996b993a747b2957677bb7d311c814e3003ea7
ripemd-160
3d731bf58efbfb9368eadf3ce169b2672082a0b7
Diameter
433813836
Circumference
1362866360.2032
Area
1.4780757091878E+17
Volume
4.2747312886745E+25
Surface area
5.9123028367511E+17
Circumference
1362866360.2032
Perimeter
867627672
Area
47048611076258724
Diagonal
306752705.20815
Surface area
282291666457552344
Volume
1.0205169224732E+25
Space diagonal
375693802.48918
Perimeter
650720754
Area
2.0372646202407E+16
Altitude
187846901.24459
Surface area
2.0372646202407E+16
Volume
1.202690726994E+24
Height
102250901.73605