72100038 is an even 8-digits composite number following 72100037
and preceding 72100039 . In scientific notation, it is written as 7.2100038 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 23982216 positive integers (up to 72100038) that are relatively prime to 72100038.
72100038 has 16 divisors, whose sum is 144506880
The reverse of 72100038 is 83000127
Previous prime number is 479
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
seventy-two million one hundred thousand thirty-eight
Scientific notation
7.2100038 × 10^7
Engineering notation
7.2100038 × 10^6
Prime Factorization
2 × 3 × 479 × 25087
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72100038
Product of the distinct prime numbers
The prime factorization of 72100038 is 2 × 3 × 479 × 25087.
Since it has a total of 4 prime factors.
6 , 2 , 15 , 10 , 616 , 532 , 6187 , 5720 , 16141 , 98693 , 872029 , 888427 , 7979969 , 9764310 , 21132194 , 65349739 , 961334145 , 908141051 , 2090924269 , 5871292404
n×2
144200076
n×3
216300114
n×4
288400152
n×5
360500190
n÷2
36050019
n÷3
24033346
n÷3
18025009.5
n÷5
14420007.6
n2
5198415479601444
n3
3.7480595361905E+23
n4
2.702352349856E+31
n5
1.9483970711401E+39
2 √n
8491.1741237593
3 √n
416.20934898671
4 √n
92.14756710711
5 √n
37.289546245714
1 , 2 , 3 , 6 , 479 , 958 , 1437 , 2874 , 25087 , 50174 , 75261 , 150522 , 12016673 , 24033346 , 36050019 , 72100038
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
-72100037
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 72100038 can be divided by 16 positive divisors.
The sum of these divisors (counting 72100038) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011000010100011000110
3
Ternary
12000200001122210
4
Quaternary
10103002203012
5
Quinary
121424200123
6
Senary
11053204250
8
Octal
423024306
10
Decimal
72100038
12
Duodecimal
20190686
16
Hexadecimal
44c28c6
20
Vigesimal
12aca1i
36
Base36
16xcqu
md5
1dd04473ba5e62054840feb80f176042
sha1
238bc665547b10fa63371f8fd1bc432bbadf083a
sha256
1cb6237643d37ca2b80ce456d488ad4b10e3a056cf854ca99ca3e36e62ea38ee
sha512
b4a68e4f3593867a35a1b4feea280db9fa2a1d753e4d3a9a18fc7f1d15f88c88e6d3dd29d3374e47d44f125e7c86a75af9e34cf92f593af7b21afde8aff28b14
ripemd-160
fff22a1b8c8ad8966ad22196a033c7c5794bcfe8
Diameter
144200076
Circumference
453017899.40869
Area
1.6331303881023E+16
Volume
1.5699835072151E+24
Surface area
6.5325215524093E+16
Circumference
453017899.40869
Perimeter
288400152
Area
5198415479601444
Diagonal
101964851.58722
Surface area
31190492877608664
Volume
3.7480595361905E+23
Space diagonal
124880929.04365
Perimeter
216300114
Area
2.2509799323806E+15
Altitude
62440464.521823
Surface area
2.2509799323806E+15
Volume
4.4171305238854E+22
Height
33988283.862405