72903889 is an odd 8-digits composite number following 72903888
and preceding 72903890 . In scientific notation, it is written as 7.2903889 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 72719856 positive integers (up to 72903889) that are relatively prime to 72903889.
72903889 has 4 divisors, whose sum is 73087924
The reverse of 72903889 is 98830927
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-two million nine hundred three thousand eight hundred eighty-nine
Scientific notation
7.2903889 × 10^7
Engineering notation
7.2903889 × 10^6
Prime Factorization
397 × 183637
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72903889
Product of the distinct prime numbers
The prime factorization of 72903889 is 397 × 183637.
Since it has a total of 2 prime factors.
1 , 3 , 19 , 77 , 11 , 806 , 1500 , 7295 , 46639 , 63670 , 76256 , 733813 , 7360187 , 8242820 , 64748840 , 31265825 , 778662216 , 477834635 , 1964808852 , 6106389825
n×2
145807778
n×3
218711667
n×4
291615556
n×5
364519445
n÷2
36451944.5
n÷3
24301296.333333
n÷3
18225972.25
n÷5
14580777.8
n2
5314977031324321
n3
3.8748249552922E+23
n4
2.8248980843505E+31
n5
2.059460563778E+39
2 √n
8538.3774219696
3 √n
417.75042334531
4 √n
92.403340967573
5 √n
37.372326916387
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72903888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72903889 can be divided by 4 positive divisors.
The sum of these divisors (counting 72903889) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010110000110110011010001
3
Ternary
12002011220100001
4
Quaternary
10112012303101
5
Quinary
122130411024
6
Senary
11122330001
8
Octal
426066321
10
Decimal
72903889
12
Duodecimal
204b9901
16
Hexadecimal
4586cd1
20
Vigesimal
12fcje9
36
Base36
17el01
md5
2b67c2e6901fa374054f620848d45a59
sha1
ab3c2cc6aaf42fa4cfbb6e94c75fd7d93d1932c0
sha256
fa0280eb2d3250db5b8e49d136ff83cf3a2d1bc4c24ecc4e5027551fa4365b3f
sha512
e831c6ba4db03d4c5b1923970cf92b21766735191dd7527cf6d0f4567fa373d5dd4eb01b158e4dddce6a52ef8560cee1d77a996b8abfa3186c7d9f7da0e78ef4
ripemd-160
030c372b21a200a0387fa0fb1ea3b4bef21be78b
Diameter
145807778
Circumference
458068644.20105
Area
1.6697492795607E+16
Volume
1.623082881799E+24
Surface area
6.6789971182428E+16
Circumference
458068644.20105
Perimeter
291615556
Area
5314977031324321
Diagonal
103101668.57354
Surface area
31889862187945926
Volume
3.8748249552922E+23
Space diagonal
126273239.81736
Perimeter
218711667
Area
2.3014525648288E+15
Altitude
63136619.908681
Surface area
2.3014525648288E+15
Volume
4.5665250029966E+22
Height
34367222.857848