212508906 is an even 9-digits composite number following 212508905
and preceding 212508907 . In scientific notation, it is written as 2.12508906 × 10^8.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 67254720 positive integers (up to 212508906) that are relatively prime to 212508906.
212508906 has 32 divisors, whose sum is 447026688
The reverse of 212508906 is 609805212
Previous prime number is 53
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
two hundred twelve million five hundred eight thousand nine hundred six
Scientific notation
2.12508906 × 10^8
Engineering notation
2.12508906 × 10^6
Prime Factorization
2 × 31 × 3 × 53 × 21557
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
212508906
Product of the distinct prime numbers
The prime factorization of 212508906 is 2 × 31 × 3 × 53 × 21557.
Since it has a total of 5 prime factors.
2 , 5 , 6 , 95 , 251 , 922 , 3692 , 5175 , 57394 , 82890 , 667361 , 221626 , 8542238 , 152153 , 16255857 , 21339207 , 846036012 , 886410857 , 661299576 , 237941622
n×2
425017812
n×3
637526718
n×4
850035624
n×5
1062544530
n÷2
106254453
n÷3
70836302
n÷3
53127226.5
n÷5
42501781.2
n2
45160035129316836
n3
9.5969096602527E+24
n4
2.0394287728811E+33
n5
4.3339677738989E+41
2 √n
14577.685207193
3 √n
596.74993244431
4 √n
120.73808515623
5 √n
46.28874723201
1 , 2 , 3 , 6 , 31 , 53 , 62 , 93 , 106 , 159 , 186 , 318 , 1643 , 3286 , 4929 , 9858 , 21557 , 43114 , 64671 , 129342 , 668267 , 1142521 , 1336534 , 2004801 , 2285042 , 3427563 , 4009602 , 6855126 , 35418151 , 70836302 , 106254453 , 212508906
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-212508905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 212508906 can be divided by 32 positive divisors.
The sum of these divisors (counting 212508906) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1100101010101010000011101010
3
Ternary
112210212120102020
4
Quaternary
30222222003222
5
Quinary
413400241111
6
Senary
33030445310
8
Octal
1452520352
10
Decimal
212508906
12
Duodecimal
5b203836
16
Hexadecimal
caaa0ea
20
Vigesimal
3683c56
36
Base36
3iisx6
md5
d19ddb0dbeb66bf485be7a34cf4497e8
sha1
185aff9d31244b5a79bf1a306a662823de9f8d03
sha256
4e83b309d101cc93aeac80d5905a18b10f97cdf450150cbc11fa368edbee7dd1
sha512
619c15caa7b4a9b145babbec9ea9081b6cbefdc01dc783dad9ada3772577b0ca718588b55729be9ebe38e987972b09fcf24982c2fe0a51e84f1caa3521d8acbd
ripemd-160
1b57e2d31c033ae9fdb44ef4454d2dde0323c5ca
Diameter
425017812
Circumference
1335232835.824
Area
1.4187443459812E+17
Volume
4.0199441181086E+25
Surface area
5.6749773839247E+17
Circumference
1335232835.824
Perimeter
850035624
Area
45160035129316836
Diagonal
300532976.99027
Surface area
270960210775901016
Volume
9.5969096602527E+24
Space diagonal
368076222.25288
Perimeter
637526718
Area
1.9554868828893E+16
Altitude
184038111.12644
Surface area
1.9554868828893E+16
Volume
1.1310066498666E+24
Height
100177658.99676