249236421 is an odd 9-digits composite number following 249236420
and preceding 249236422 . In scientific notation, it is written as 2.49236421 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 141876144 positive integers (up to 249236421) that are relatively prime to 249236421.
249236421 has 8 divisors, whose sum is 262103424
The reverse of 249236421 is 124632942
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
two hundred forty-nine million two hundred thirty-six thousand four hundred twenty-one
Scientific notation
2.49236421 × 10^8
Engineering notation
2.49236421 × 10^6
Prime Factorization
21 × 263 × 45127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
249236421
Product of the distinct prime numbers
The prime factorization of 249236421 is 21 × 263 × 45127.
Since it has a total of 3 prime factors.
8 , 5 , 97 , 1 , 242 , 581 , 4040 , 7119 , 40242 , 28283 , 809643 , 92314 , 2811044 , 2948366 , 52907455 , 49083897 , 187260717 , 78720111 , 4334968195 , 5755421288
n×2
498472842
n×3
747709263
n×4
996945684
n×5
1246182105
n÷2
124618210.5
n÷3
83078807
n÷3
62309105.25
n÷5
49847284.2
n2
62118793552889241
n3
1.548226578196E+25
n4
3.8587445124665E+33
n5
9.6173967184053E+41
2 √n
15787.223346745
3 √n
629.31850468862
4 √n
125.64721782334
5 √n
47.788379209884
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
-249236420
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 249236421 can be divided by 8 positive divisors.
The sum of these divisors (counting 249236421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110110000101111000101
3
Ternary
122100222112002120
4
Quaternary
32312300233011
5
Quinary
1002301031141
6
Senary
40422000153
8
Octal
1666605705
10
Decimal
249236421
12
Duodecimal
6b576059
16
Hexadecimal
edb0bc5
20
Vigesimal
3hheb11
36
Base36
44e01x
md5
e414be99f81c564ddb32f3ec9927ded8
sha1
d96c60106ae43645a5f21ed9a401b77dcca46cbf
sha256
c15b343b4235726fd3cefbd9df21b933c3e16e627d763a145b6abf85908ce11c
sha512
4ff7cad043f20f4315c826b6bb2a1ab71d340f19f38dfb399362ff3646d7c60920cc61b31c3666340e0845981ff43c39b053f523080fb091282889eb231fa47d
ripemd-160
0c1a58e0d39c9815dfb91fc9af8f79c310b69da2
Diameter
498472842
Circumference
1565998618.4412
Area
1.9515194547562E+17
Volume
6.4851963255374E+25
Surface area
7.8060778190247E+17
Circumference
1565998618.4412
Perimeter
996945684
Area
62118793552889241
Diagonal
352473526.81553
Surface area
372712761317335446
Volume
1.548226578196E+25
Space diagonal
431690144.26863
Perimeter
747709263
Area
2.6898226634622E+16
Altitude
215845072.13431
Surface area
2.6898226634622E+16
Volume
1.8246025204261E+24
Height
117491175.60518