72649257 is an odd 8-digits composite number following 72649256
and preceding 72649258 . In scientific notation, it is written as 7.2649257 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 48432836 positive integers (up to 72649257) that are relatively prime to 72649257.
72649257 has 4 divisors, whose sum is 96865680
The reverse of 72649257 is 75294627
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million six hundred forty-nine thousand two hundred fifty-seven
Scientific notation
7.2649257 × 10^7
Engineering notation
7.2649257 × 10^6
Prime Factorization
3 × 24216419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72649257
Product of the distinct prime numbers
The prime factorization of 72649257 is 3 × 24216419.
Since it has a total of 2 prime factors.
3 , 8 , 8 , 2 , 886 , 140 , 8446 , 4449 , 78212 , 7256 , 706049 , 433829 , 1010029 , 9004172 , 73729411 , 27410284 , 201316518 , 529677601 , 9940248014 , 2524536144
n×2
145298514
n×3
217947771
n×4
290597028
n×5
363246285
n÷2
36324628.5
n÷3
24216419
n÷3
18162314.25
n÷5
14529851.4
n2
5277914542652049
n3
3.8343657003317E+23
n4
2.7856381919538E+31
n5
2.0237454491627E+39
2 √n
8523.4533494353
3 √n
417.26349591723
4 √n
92.322550600789
5 √n
37.346184241923
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
-72649256
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 72649257 can be divided by 4 positive divisors.
The sum of these divisors (counting 72649257) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000101000101001
3
Ternary
12001200222001020
4
Quaternary
10111020220221
5
Quinary
122044234012
6
Senary
11113043053
8
Octal
425105051
10
Decimal
72649257
12
Duodecimal
203b6489
16
Hexadecimal
4548a29
20
Vigesimal
12e132h
36
Base36
1794ix
md5
9457e2616e2da16c7d076c0ee97ef475
sha1
0f7ccebd9c2bee1569213cf04c70229ef6b2f094
sha256
22201f4a58b41508fe79d7c53ac4d2663fec34341e1657bf8ff973b6a4b4b7e1
sha512
9d44460a35946c1934a0136e51b7308a8bbb43c8761efc3c9f26c7c1036ece23f6a6b5e73a698932c32655aab38e6050f1e56e8bc3ea02cde2c0ed251e8ab9b5
ripemd-160
48a802e39e5e1b2ffe8367150c97c090dce2e4de
Diameter
145298514
Circumference
456468744.15991
Area
1.658105755347E+16
Volume
1.6061353487118E+24
Surface area
6.6324230213882E+16
Circumference
456468744.15991
Perimeter
290597028
Area
5277914542652049
Diagonal
102741564.54573
Surface area
31667487255912294
Volume
3.8343657003317E+23
Space diagonal
125832204.25613
Perimeter
217947771
Area
2.28540403647E+15
Altitude
62916102.128064
Surface area
2.28540403647E+15
Volume
4.518843313756E+22
Height
34247188.18191