72902019 is an odd 8-digits composite number following 72902018
and preceding 72902020 . In scientific notation, it is written as 7.2902019 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 45762640 positive integers (up to 72902019) that are relatively prime to 72902019.
72902019 has 16 divisors, whose sum is 101647872
The reverse of 72902019 is 91020927
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million nine hundred two thousand nineteen
Scientific notation
7.2902019 × 10^7
Engineering notation
7.2902019 × 10^6
Prime Factorization
3 × 1633 × 23 × 647
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72902019
Product of the distinct prime numbers
The prime factorization of 72902019 is 3 × 1633 × 23 × 647.
Since it has a total of 4 prime factors.
8 , 10 , 79 , 98 , 724 , 809 , 3339 , 502 , 48344 , 14326 , 438076 , 743036 , 2109658 , 1386668 , 69691914 , 64653237 , 634274698 , 801044218 , 8030229739 , 4067563726
n×2
145804038
n×3
218706057
n×4
291608076
n×5
364510095
n÷2
36451009.5
n÷3
24300673
n÷3
18225504.75
n÷5
14580403.8
n2
5314704374276361
n3
3.8745267927288E+23
n4
2.8246082585952E+31
n5
2.0591964493567E+39
2 √n
8538.2679156841
3 √n
417.74685151953
4 √n
92.402748420618
5 √n
37.37213519282
1 , 3 , 23 , 69 , 647 , 1633 , 1941 , 4899 , 14881 , 37559 , 44643 , 112677 , 1056551 , 3169653 , 24300673 , 72902019
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72902018
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72902019 can be divided by 16 positive divisors.
The sum of these divisors (counting 72902019) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010110000110010110000011
3
Ternary
12002011210202210
4
Quaternary
10112012112003
5
Quinary
122130331034
6
Senary
11122313203
8
Octal
426062603
10
Decimal
72902019
12
Duodecimal
204b8803
16
Hexadecimal
4586583
20
Vigesimal
12fcf0j
36
Base36
17ejk3
md5
976e17a2de0576135bc52b6f2c242ba8
sha1
edbdd2c5170b45be8cbd9da4686b2928b0c6b80d
sha256
c94415d66acb96b54274de28703c486747e4beebf44e33021a5b0adfd944eb28
sha512
5d1f4b268d85df98e2ab40574536f9955973eebc5809e010bce2003ccd172232dd82a4f5cccb1c02a32f27bb8633b06403fc2f94677781ef46a5017812044205
ripemd-160
af177c1a0122e258af623d1c44abca41f089fbca
Diameter
145804038
Circumference
458056894.64453
Area
1.6696636218228E+16
Volume
1.6229579877565E+24
Surface area
6.6786544872913E+16
Circumference
458056894.64453
Perimeter
291608076
Area
5314704374276361
Diagonal
103099023.99418
Surface area
31888226245658166
Volume
3.8745267927288E+23
Space diagonal
126270000.88235
Perimeter
218706057
Area
2.3013345008638E+15
Altitude
63135000.441176
Surface area
2.3013345008638E+15
Volume
4.5661736150458E+22
Height
34366341.331394