1216210725 is an odd 10-digits composite number following 1216210724
and preceding 1216210726 . In scientific notation, it is written as 1.216210725 × 10^9.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 648645600 positive integers (up to 1216210725) that are relatively prime to 1216210725.
1216210725 has 12 divisors, whose sum is 1675668420
The reverse of 1216210725 is 5270126121
Previous prime number is 5
Is Prime? no Number parity odd Number length 10 Sum of Digits 27 Digital Root 9
Name
one billion two hundred sixteen million two hundred ten thousand seven hundred twenty-five
Scientific notation
1.216210725 × 10^9
Engineering notation
1.216210725 × 10^9
Prime Factorization
5 × 9 × 5 × 5405381
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
243242145 Product of the distinct prime numbers
The prime factorization of 1216210725 is 5 × 9 × 5 × 5405381.
Since it has a total of 4 prime factors.
9 , 8 , 48 , 18 , 462 , 953 , 6265 , 3626 , 81841 , 31922 , 772326 , 641539 , 7913575 , 8177778 , 56683353 , 36949066 , 842926056 , 116827444 , 5525084465 , 6849888446
n×2
2432421450
n×3
3648632175
n×4
4864842900
n×5
6081053625
n÷2
608105362.5
n÷3
405403575
n÷3
304052681.25
n÷5
243242145
n2
1479168527605025625
n3
1.7989806273557E+27
n4
2.1879395330572E+36
n5
2.6609955257557E+45
2 √n34874.212894344
3 √n1067.4223115129
4 √n186.74638656302
5 √n65.61479340915
1 , 5 , 9 , 25 , 45 , 225 , 5405381 , 27026905 , 48648429 , 135134525 , 243242145 , 1216210725
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1216210724 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1216210725 can be divided by 12 positive divisors.
The sum of these divisors (counting 1216210725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000011111011110011100100101
3
Ternary
10010202111220110200
4
Quaternary
1020133132130211
5
Quinary
4442322220400
6
Senary
320403341113
8
Octal
11037363445
10
Decimal
1216210725
12
Duodecimal
29b381799
16
Hexadecimal
487de725
20
Vigesimal
j0166g5
36
Base36
k43m79
md5
f77b67c9e84766603ff7a8f51ff15f51
sha1
6247867a944f8bac6a715c3cd1f06cee58d855bf
sha256
9f99a4bc2085e996692463275435ade0499f9d2eb86398c0ea2797d9a451c75f
sha512
78dff316e7a44666a20dd66da0e384298c7f84a2c18838a3e2bc6229478ebe08b6ba884c32b2b24386e8e99cf7fe504be125c15baf4f83e1e2243a08d4ceed5a
ripemd-160
0a920abee122161f6c53c68d3b177a0ee2846110
Diameter
2432421450
Circumference
7641677357.7542
Area
4.6469449797452E+18
Volume
7.535552430468E+27
Surface area
1.8587779918981E+19
Circumference
7641677357.7542
Perimeter
4864842900
Area
1479168527605025625
Diagonal
1719981701.9986
Surface area
8875011165630153750
Volume
1.7989806273557E+27
Space diagonal
2106538768.4102
Perimeter
3648632175
Area
6.4049876069219E+17
Altitude
1053269384.2051
Surface area
6.4049876069219E+17
Volume
2.1201190013774E+26
Height
573327233.99954