72639739 is an odd 8-digits composite number following 72639738
and preceding 72639740 . In scientific notation, it is written as 7.2639739 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 72494824 positive integers (up to 72639739) that are relatively prime to 72639739.
72639739 has 4 divisors, whose sum is 72784656
The reverse of 72639739 is 93793627
Previous prime number is 503
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-two million six hundred thirty-nine thousand seven hundred thirty-nine
Scientific notation
7.2639739 × 10^7
Engineering notation
7.2639739 × 10^6
Prime Factorization
503 × 144413
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72639739
Product of the distinct prime numbers
The prime factorization of 72639739 is 503 × 144413.
Since it has a total of 2 prime factors.
9 , 6 , 28 , 45 , 787 , 5 , 4928 , 7220 , 95284 , 12327 , 528731 , 854833 , 7637428 , 8639053 , 18185195 , 40022777 , 24293277 , 130699344 , 5284592504 , 157033386
n×2
145279478
n×3
217919217
n×4
290558956
n×5
363198695
n÷2
36319869.5
n÷3
24213246.333333
n÷3
18159934.75
n÷5
14527947.8
n2
5276531681988121
n3
3.8328588420485E+23
n4
2.7841786591024E+31
n5
2.0224201112657E+39
2 √n
8522.8949893801
3 √n
417.24527280171
4 √n
92.319526587716
5 √n
37.345205623212
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
-72639738
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 72639739 can be divided by 4 positive divisors.
The sum of these divisors (counting 72639739) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101000110010011111011
3
Ternary
12001200110222201
4
Quaternary
10111012103323
5
Quinary
122043432424
6
Senary
11112531031
8
Octal
425062373
10
Decimal
72639739
12
Duodecimal
203b0a77
16
Hexadecimal
45464fb
20
Vigesimal
12djj6j
36
Base36
178x6j
md5
df8a3d2e3382051a8f88b5a2faa32bce
sha1
613878f17650d11d852c3ae16f7de1ae9da06623
sha256
f125e8cfffb67250fa732b1094a4afe0b0995b1fb72aeef950608eefc86cc2ff
sha512
523fd0622f1ab0648aae4f80d495e794510e3caa08ed6ab4f35f1615a77102456c4b25c452dac89e5921f563a011bdad90c0fcc4bb9d723f613255ad53477220
ripemd-160
e02bde5990bba349823d7ff0e48691bad09fc3c2
Diameter
145279478
Circumference
456408940.80216
Area
1.6576713168568E+16
Volume
1.6055041573902E+24
Surface area
6.6306852674271E+16
Circumference
456408940.80216
Perimeter
290558956
Area
5276531681988121
Diagonal
102728104.06104
Surface area
31659190091928726
Volume
3.8328588420485E+23
Space diagonal
125815718.59654
Perimeter
217919217
Area
2.2848052402376E+15
Altitude
62907859.298271
Surface area
2.2848052402376E+15
Volume
4.5170674642388E+22
Height
34242701.353681