72649249 is an odd 8-digits composite number following 72649248
and preceding 72649250 . In scientific notation, it is written as 7.2649249 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 69397680 positive integers (up to 72649249) that are relatively prime to 72649249.
72649249 has 8 divisors, whose sum is 75909312
The reverse of 72649249 is 94294627
Previous prime number is 971
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million six hundred forty-nine thousand two hundred forty-nine
Scientific notation
7.2649249 × 10^7
Engineering notation
7.2649249 × 10^6
Prime Factorization
23 × 971 × 3253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72649249
Product of the distinct prime numbers
The prime factorization of 72649249 is 23 × 971 × 3253.
Since it has a total of 3 prime factors.
7 , 10 , 74 , 89 , 880 , 370 , 6547 , 8036 , 89125 , 79223 , 162786 , 427173 , 3273701 , 2228152 , 76938485 , 20381844 , 664255967 , 700519565 , 6089809807 , 7725737539
n×2
145298498
n×3
217947747
n×4
290596996
n×5
363246245
n÷2
36324624.5
n÷3
24216416.333333
n÷3
18162312.25
n÷5
14529849.8
n2
5277913380264001
n3
3.8343644336323E+23
n4
2.785636964957E+31
n5
2.0237443349076E+39
2 √n
8523.4528801419
3 √n
417.26348060114
4 √n
92.322548059193
5 √n
37.346183419424
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
-72649248
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 72649249 can be divided by 8 positive divisors.
The sum of these divisors (counting 72649249) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001000101000100001
3
Ternary
12001200222000221
4
Quaternary
10111020220201
5
Quinary
122044233444
6
Senary
11113043041
8
Octal
425105041
10
Decimal
72649249
12
Duodecimal
203b6481
16
Hexadecimal
4548a21
20
Vigesimal
12e1329
36
Base36
1794ip
md5
d02fb08fac3c2a05357b7a34e1c4d5b8
sha1
d28397d930b9e136aa0aec6ad9266ebd874a2b51
sha256
a9c74847d845bbfdf609a129f699531bfbec09f621992fff0ecdd09bcce81f95
sha512
0cfd38cb994939c899bad2ab5c8ca6e2fe2cc6e82444a427b681360c762db044fe5970e81181212addd4294975d1502391ce7e15a8fe2967968aadd552572e40
ripemd-160
aae76d7dcdba0360c39071176c759c5f7868b4c4
Diameter
145298498
Circumference
456468693.89443
Area
1.6581053901721E+16
Volume
1.606134818118E+24
Surface area
6.6324215606883E+16
Circumference
456468693.89443
Perimeter
290596996
Area
5277913380264001
Diagonal
102741553.23202
Surface area
31667480281584006
Volume
3.8343644336323E+23
Space diagonal
125832190.39972
Perimeter
217947747
Area
2.2854035331412E+15
Altitude
62916095.199861
Surface area
2.2854035331412E+15
Volume
4.5188418209365E+22
Height
34247184.410673