72649487 is an odd 8-digits composite number following 72649486
and preceding 72649488 . In scientific notation, it is written as 7.2649487 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 72552000 positive integers (up to 72649487) that are relatively prime to 72649487.
72649487 has 4 divisors, whose sum is 72746976
The reverse of 72649487 is 78494627
Previous prime number is 751
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million six hundred forty-nine thousand four hundred eighty-seven
Scientific notation
7.2649487 × 10^7
Engineering notation
7.2649487 × 10^6
Prime Factorization
751 × 96737
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72649487
Product of the distinct prime numbers
The prime factorization of 72649487 is 751 × 96737.
Since it has a total of 2 prime factors.
4 , 1 , 56 , 84 , 828 , 702 , 7844 , 459 , 8147 , 4337 , 801628 , 558097 , 1581924 , 3493701 , 9265091 , 88095486 , 514431750 , 388240810 , 264666745 , 7018039680
n×2
145298974
n×3
217948461
n×4
290597948
n×5
363247435
n÷2
36324743.5
n÷3
24216495.666667
n÷3
18162371.75
n÷5
14529897.4
n2
5277947961363169
n3
3.8344021180573E+23
n4
2.7856734682858E+31
n5
2.0237774842047E+39
2 √n
8523.4668416085
3 √n
417.26393625439
4 √n
92.322623671604
5 √n
37.34620788872
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
-72649486
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 72649487 can be divided by 4 positive divisors.
The sum of these divisors (counting 72649487) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000101100001111
3
Ternary
12001200222100202
4
Quaternary
10111020230033
5
Quinary
122044240422
6
Senary
11113044115
8
Octal
425105417
10
Decimal
72649487
12
Duodecimal
203b663b
16
Hexadecimal
4548b0f
20
Vigesimal
12e13e7
36
Base36
1794pb
md5
6f4ff88229c339e236069e368eaf484c
sha1
1b77f90a632ecd54e8033cd0d88de7aa8d5065bd
sha256
164426018c66b19574f30b35bdd28e4f4a1b33a918b8f55596d4d5bb006a3ea0
sha512
3bb609489b13801b51d6e3b3d46eba709d58f2313e529b76e771e2e4a8df88f1b7ad87e1706b766a4b0c1bffba8611ca20a304c1c68a77d9909acd467997c98f
ripemd-160
786042d1d9a7950e786594a5be5a4a427f3c2754
Diameter
145298974
Circumference
456470189.29253
Area
1.6581162541448E+16
Volume
1.6061506033331E+24
Surface area
6.6324650165791E+16
Circumference
456470189.29253
Perimeter
290597948
Area
5277947961363169
Diagonal
102741889.81485
Surface area
31667687768179014
Volume
3.8344021180573E+23
Space diagonal
125832602.62781
Perimeter
217948461
Area
2.2854185071964E+15
Altitude
62916301.313907
Surface area
2.2854185071964E+15
Volume
4.5188862324573E+22
Height
34247296.604949