72920138 is an even 8-digits composite number following 72920137
and preceding 72920139 . In scientific notation, it is written as 7.2920138 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 32 positive divisors.
There are 33592320 positive integers (up to 72920138) that are relatively prime to 72920138.
72920138 has 32 divisors, whose sum is 118352640
The reverse of 72920138 is 83102927
Previous prime number is 97
Is Prime? no Number parity even Number length 8 Sum of Digits 32 Digital Root 5
Name
seventy-two million nine hundred twenty thousand one hundred thirty-eight
Scientific notation
7.2920138 × 10^7
Engineering notation
7.2920138 × 10^6
Prime Factorization
2 × 19 × 73 × 97 × 271
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
72920138 Product of the distinct prime numbers
The prime factorization of 72920138 is 2 × 19 × 73 × 97 × 271.
Since it has a total of 5 prime factors.
10 , 6 , 8 , 95 , 569 , 80 , 9456 , 8401 , 57409 , 50463 , 998750 , 853245 , 2407489 , 2369907 , 93125661 , 28474599 , 950122857 , 635890520 , 1408366942 , 458077175
n×2
145840276
n×3
218760414
n×4
291680552
n×5
364600690
n÷2
36460069
n÷3
24306712.666667
n÷3
18230034.5
n÷5
14584027.6
n2
5317346525939044
n3
3.877416424653E+23
n4
2.8274174076916E+31
n5
2.0617566755247E+39
2 √n8539.3288963478
3 √n417.78145745736
4 √n92.408489308871
5 √n37.373992695309
1 , 2 , 19 , 38 , 73 , 97 , 146 , 194 , 271 , 542 , 1387 , 1843 , 2774 , 3686 , 5149 , 7081 , 10298 , 14162 , 19783 , 26287 , 39566 , 52574 , 134539 , 269078 , 375877 , 499453 , 751754 , 998906 , 1918951 , 3837902 , 36460069 , 72920138
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
-72920137 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 72920138 can be divided by 32 positive divisors.
The sum of these divisors (counting 72920138) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010110001010110001001010
3
Ternary
12002012201121212
4
Quaternary
10112022301022
5
Quinary
122131421023
6
Senary
11122533122
8
Octal
426126112
10
Decimal
72920138
12
Duodecimal
205071a2
16
Hexadecimal
458ac4a
20
Vigesimal
12ff06i
36
Base36
17exje
md5
515197daad5bc1de89106816b4ac8eba
sha1
791af956eebf3c0710d98dc0cb6a0d320a4b3604
sha256
418eaef06275b69f14f33106619262b11efecb85dffa0264013f6ac24063e58c
sha512
147ad5c34027abfed27d585af1eca4caede0782144b03c440d31f7487c55d0ee695a63c153b74110f383d3a1e1cec4d88ebf4b65597ff90b5d2f822302b4fa94
ripemd-160
63ad69704fbe16fc07fc137b86028daf0b0823da
Diameter
145840276
Circumference
458170739.67911
Area
1.6704936782481E+16
Volume
1.6241683939464E+24
Surface area
6.6819747129925E+16
Circumference
458170739.67911
Perimeter
291680552
Area
5317346525939044
Diagonal
103124648.12972
Surface area
31904079155634264
Volume
3.877416424653E+23
Space diagonal
126301383.91093
Perimeter
218760414
Area
2.3024785860941E+15
Altitude
63150691.955467
Surface area
2.3024785860941E+15
Volume
4.569579078927E+22
Height
34374882.709906