72742705 is an odd 8-digits composite number following 72742704
and preceding 72742706 . In scientific notation, it is written as 7.2742705 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 49880544 positive integers (up to 72742705) that are relatively prime to 72742705.
72742705 has 8 divisors, whose sum is 85510080
The reverse of 72742705 is 50724727
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million seven hundred forty-two thousand seven hundred five
Scientific notation
7.2742705 × 10^7
Engineering notation
7.2742705 × 10^6
Prime Factorization
35 × 7 × 296909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72742705
Product of the distinct prime numbers
The prime factorization of 72742705 is 35 × 7 × 296909.
Since it has a total of 3 prime factors.
3 , 7 , 35 , 8 , 429 , 797 , 7999 , 8599 , 43693 , 43818 , 95612 , 316165 , 3510846 , 2868953 , 77738744 , 56426925 , 44097021 , 968008488 , 9859832915 , 3318490453
n×2
145485410
n×3
218228115
n×4
290970820
n×5
363713525
n÷2
36371352.5
n÷3
24247568.333333
n÷3
18185676.25
n÷5
14548541
n2
5291501130717025
n3
3.8491810575891E+23
n4
2.799998421638E+31
n5
2.0367945918568E+39
2 √n
8528.9334034216
3 √n
417.44232652604
4 √n
92.352224680413
5 √n
37.35578690582
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
-72742704
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 72742705 can be divided by 8 positive divisors.
The sum of these divisors (counting 72742705) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101011111011100110001
3
Ternary
12001212201020021
4
Quaternary
10111133130301
5
Quinary
122110231310
6
Senary
11115043441
8
Octal
425373461
10
Decimal
72742705
12
Duodecimal
20440581
16
Hexadecimal
455f731
20
Vigesimal
12ecgf5
36
Base36
17b4mp
md5
342c15ca87cf3688b36decd990749544
sha1
122ae0b4c59a36cd06d22a9948ba30401ff93e0d
sha256
a6d690c19014d5aca2c7f134bbec9a78e6a49c0fd17da9cfcb6956133d50f9cb
sha512
893b296c6bd8d28e49f9c2c9a5a1941beafa0bf02b9a50d82bc945be9f6394ce87d730c05bd19d1a7bc90d804cc845e310393570a456f9f716d60800b297f8ad
ripemd-160
c5541d8a2330439f838325fb9bd918564ba4a207
Diameter
145485410
Circumference
457055895.2605
Area
1.6623741078723E+16
Volume
1.6123411910479E+24
Surface area
6.6494964314891E+16
Circumference
457055895.2605
Perimeter
290970820
Area
5291501130717025
Diagonal
102873719.97471
Surface area
31749006784302150
Volume
3.8491810575891E+23
Space diagonal
125994060.93999
Perimeter
218228115
Area
2.2912872016775E+15
Altitude
62997030.469997
Surface area
2.2912872016775E+15
Volume
4.5363033797268E+22
Height
34291239.991568