72672909 is an odd 8-digits composite number following 72672908
and preceding 72672910 . In scientific notation, it is written as 7.2672909 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 45598656 positive integers (up to 72672909) that are relatively prime to 72672909.
72672909 has 8 divisors, whose sum is 102597120
The reverse of 72672909 is 90927627
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million six hundred seventy-two thousand nine hundred nine
Scientific notation
7.2672909 × 10^7
Engineering notation
7.2672909 × 10^6
Prime Factorization
3 × 17 × 1424959
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72672909
Product of the distinct prime numbers
The prime factorization of 72672909 is 3 × 17 × 1424959.
Since it has a total of 3 prime factors.
1 , 5 , 16 , 21 , 519 , 96 , 1577 , 2445 , 72931 , 85938 , 141204 , 786209 , 8103223 , 9170576 , 80673168 , 83029416 , 83859768 , 286983815 , 4987543105 , 8339412885
n×2
145345818
n×3
218018727
n×4
290691636
n×5
363364545
n÷2
36336454.5
n÷3
24224303
n÷3
18168227.25
n÷5
14534581.8
n2
5281351702522281
n3
3.838111916744E+23
n4
2.7892675805735E+31
n5
2.0270418905967E+39
2 √n
8524.840702324
3 √n
417.30877302808
4 √n
92.330063913787
5 √n
37.348615641716
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72672908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72672909 can be divided by 8 positive divisors.
The sum of these divisors (counting 72672909) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001110011010001101
3
Ternary
12001202011111020
4
Quaternary
10111032122031
5
Quinary
122101013114
6
Senary
11113344353
8
Octal
425163215
10
Decimal
72672909
12
Duodecimal
204080b9
16
Hexadecimal
454e68d
20
Vigesimal
12e4259
36
Base36
179mrx
md5
509b4af6ba787e34846f91eb8ae99000
sha1
6abdc7612c7aa28024b14ae6925955abc1467264
sha256
1829c46e5276a73c5a8bf6b0eb82855f22fea472c631f8a144bda90b9a2115ff
sha512
6527d1985e9c5308ab774a7e6023b72eb6743d8cb993c7cfdc716a81c29abd3018dffa4e4dc826fded5a7ed6ecdde88d7d3695d5bdb5530e8b80f0bc69896c4c
ripemd-160
9da7342ad6d1f55463dd410af7e8dd9bb95f1b8b
Diameter
145345818
Circumference
456617354.0588
Area
1.6591855709668E+16
Volume
1.6077045601731E+24
Surface area
6.6367422838672E+16
Circumference
456617354.0588
Perimeter
290691636
Area
5281351702522281
Diagonal
102775013.52491
Surface area
31688110215133686
Volume
3.838111916744E+23
Space diagonal
125873170.72183
Perimeter
218018727
Area
2.2868923703522E+15
Altitude
62936585.360915
Surface area
2.2868923703522E+15
Volume
4.5232582721376E+22
Height
34258337.841635