72778412 is an even 8-digits composite number following 72778411
and preceding 72778413 . In scientific notation, it is written as 7.2778412 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 31069008 positive integers (up to 72778412) that are relatively prime to 72778412.
72778412 has 24 divisors, whose sum is 146125056
The reverse of 72778412 is 21487727
Previous prime number is 263
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million seven hundred seventy-eight thousand four hundred twelve
Scientific notation
7.2778412 × 10^7
Engineering notation
7.2778412 × 10^6
Prime Factorization
2 × 2 × 7 × 263 × 9883
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
36389206
Product of the distinct prime numbers
The prime factorization of 72778412 is 2 × 2 × 7 × 263 × 9883.
Since it has a total of 5 prime factors.
5 , 3 , 69 , 38 , 922 , 412 , 4908 , 8630 , 9231 , 21630 , 274833 , 463143 , 9458006 , 7775613 , 93035904 , 65406276 , 701282195 , 876798460 , 5423648006 , 7893961439
n×2
145556824
n×3
218335236
n×4
291113648
n×5
363892060
n÷2
36389206
n÷3
24259470.666667
n÷3
18194603
n÷5
14555682.4
n2
5296697253241744
n3
3.854852149357E+23
n4
2.8055001792499E+31
n5
2.0417984791152E+39
2 √n
8531.0264329681
3 √n
417.51061825338
4 √n
92.363555761827
5 √n
37.359453531251
1 , 2 , 4 , 7 , 14 , 28 , 263 , 526 , 1052 , 1841 , 3682 , 7364 , 9883 , 19766 , 39532 , 69181 , 138362 , 276724 , 2599229 , 5198458 , 10396916 , 18194603 , 36389206 , 72778412
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72778411
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72778412 can be divided by 24 positive divisors.
The sum of these divisors (counting 72778412) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100010101101000001010101100
3
Ternary
12001221112012202
4
Quaternary
10111220022230
5
Quinary
122112402122
6
Senary
11115521032
8
Octal
425501254
10
Decimal
72778412
12
Duodecimal
20459178
16
Hexadecimal
45682ac
20
Vigesimal
12eh60c
36
Base36
17bw6k
md5
fafdeddc071c888e90c96c713c440310
sha1
337b5b51921df262c61190349dfffc6fa508054a
sha256
9c986dc89ee9d8000e05e4e6fc3cb91430ab4d08b17d736a05ebbf053fe0785c
sha512
e38947f6cf9311459ed1e9db13d1b4fcab587be1ff8cbb68be9e9af5a3eb5e8fcca1b6e148a39aa8092c269e358aed92b3dba474fb882e04feaf925e7ee490ab
ripemd-160
c88d486ff8c3fc372aaf6b27bba8ef3baaeea9ab
Diameter
145556824
Circumference
457280248.95826
Area
1.6640065179073E+16
Volume
1.6147166924126E+24
Surface area
6.6560260716294E+16
Circumference
457280248.95826
Perimeter
291113648
Area
5296697253241744
Diagonal
102924217.29838
Surface area
31780183519450464
Volume
3.854852149357E+23
Space diagonal
126055907.27818
Perimeter
218335236
Area
2.2935371887313E+15
Altitude
63027953.63909
Surface area
2.2935371887313E+15
Volume
4.5429868254697E+22
Height
34308072.432792