212345409 is an odd 9-digits composite number following 212345408
and preceding 212345410 . In scientific notation, it is written as 2.12345409 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 141563604 positive integers (up to 212345409) that are relatively prime to 212345409.
212345409 has 4 divisors, whose sum is 283127216
The reverse of 212345409 is 904543212
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
two hundred twelve million three hundred forty-five thousand four hundred nine
Scientific notation
2.12345409 × 10^8
Engineering notation
2.12345409 × 10^6
Prime Factorization
3 × 70781803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
212345409
Product of the distinct prime numbers
The prime factorization of 212345409 is 3 × 70781803.
Since it has a total of 2 prime factors.
2 , 2 , 86 , 38 , 879 , 215 , 473 , 3008 , 18420 , 46436 , 223832 , 955424 , 1869485 , 5672638 , 588502 , 2546447 , 410819017 , 568581893 , 8495722313 , 7127019878
n×2
424690818
n×3
637036227
n×4
849381636
n×5
1061727045
n÷2
106172704.5
n÷3
70781803
n÷3
53086352.25
n÷5
42469081.8
n2
45090572723377281
n3
9.5747761069898E+24
n4
2.0331597485222E+33
n5
4.3173213836228E+41
2 √n
14572.076344845
3 √n
596.59685359575
4 √n
120.71485552675
5 √n
46.281622446919
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-212345408
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 212345409 can be divided by 4 positive divisors.
The sum of these divisors (counting 212345409) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100101010000010001001000001
3
Ternary
112210120021010210
4
Quaternary
30222002021001
5
Quinary
413330023114
6
Senary
33023144333
8
Octal
1452021101
10
Decimal
212345409
12
Duodecimal
5b1450a9
16
Hexadecimal
ca82241
20
Vigesimal
36733a9
36
Base36
3ifarl
md5
45ed77da41752d823585e1fa160bea95
sha1
b1faed64f42e359802acba59b2bb4b30bdc6c849
sha256
1f2fc4e246fb8db99d079d7f05383285320ad67edc20db12e0205655d6981117
sha512
63992f7d3c78e1449ab6f07ac2080a9769c010759a2a9bbf777097b461bcd569aff2b35f0391748f6d9a49aab809d652fda1bc16b60ad9079abcbe7af14c8705
ripemd-160
358cd17b25e4aeb5d815a07e94901414ca09b972
Diameter
424690818
Circumference
1334205553.8758
Area
1.4165621201392E+17
Volume
4.0106728369982E+25
Surface area
5.6662484805567E+17
Circumference
1334205553.8758
Perimeter
849381636
Area
45090572723377281
Diagonal
300301757.31546
Surface area
270543436340263686
Volume
9.5747761069898E+24
Space diagonal
367793037.14199
Perimeter
637036227
Area
1.9524790724817E+16
Altitude
183896518.571
Surface area
1.9524790724817E+16
Volume
1.1283981855992E+24
Height
100100585.77182