216508906 is an even 9-digits composite number following 216508905
and preceding 216508907 . In scientific notation, it is written as 2.16508906 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 101886528 positive integers (up to 216508906) that are relatively prime to 216508906.
216508906 has 8 divisors, whose sum is 343867140
The reverse of 216508906 is 609805612
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
two hundred sixteen million five hundred eight thousand nine hundred six
Scientific notation
2.16508906 × 10^8
Engineering notation
2.16508906 × 10^6
Prime Factorization
2 × 17 × 6367909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
216508906
Product of the distinct prime numbers
The prime factorization of 216508906 is 2 × 17 × 6367909.
Since it has a total of 3 prime factors.
5 , 7 , 93 , 48 , 993 , 481 , 4952 , 9712 , 6776 , 59962 , 545826 , 182424 , 8591505 , 2103914 , 16803748 , 52871450 , 530281442 , 377417265 , 9277618681 , 9078898671
n×2
433017812
n×3
649526718
n×4
866035624
n×5
1082544530
n÷2
108254453
n÷3
72169635.333333
n÷3
54127226.5
n÷5
43301781.2
n2
46876106377316836
n3
1.0149094509292E+25
n4
2.1973693490975E+33
n5
4.7575003385104E+41
2 √n
14714.24160465
3 √n
600.47083967927
4 √n
121.30227369942
5 √n
46.461706080697
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
-216508905
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 216508906 can be divided by 8 positive divisors.
The sum of these divisors (counting 216508906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100111001111010100111101010
3
Ternary
120002101210101101
4
Quaternary
30321322213222
5
Quinary
420411241111
6
Senary
33252312014
8
Octal
1471724752
10
Decimal
216508906
12
Duodecimal
6061260a
16
Hexadecimal
ce7a9ea
20
Vigesimal
37d3c56
36
Base36
3kwjca
md5
5e74d3d79d3a6c55b3644f06d492980e
sha1
6c794c51c6ef9f1a51c926e9a5f56fdee8dfaee7
sha256
fb045d7e04436b1f8a38d7848187348126e79c4137023bee3798e5fc85502119
sha512
a65a2e2b2919bde9a62afa0572dc2d8be2b36efdff7cd5a9719dbbcf0cea5d592a5af46e719ac04fc78189bbedbc848ac4c63a7d0b3b15fca47586b4cc954494
ripemd-160
6a232a71350799690a212b376f0b5dd83d48f939
Diameter
433017812
Circumference
1360365577.0527
Area
1.4726563142387E+17
Volume
4.2512427667976E+25
Surface area
5.8906252569549E+17
Circumference
1360365577.0527
Perimeter
866035624
Area
46876106377316836
Diagonal
306189831.23976
Surface area
281256638263901016
Volume
1.0149094509292E+25
Space diagonal
375004425.48315
Perimeter
649526718
Area
2.0297949476629E+16
Altitude
187502212.74158
Surface area
2.0297949476629E+16
Volume
1.196082258404E+24
Height
102063277.07992