72684257 is an odd 8-digits composite number following 72684256
and preceding 72684258 . In scientific notation, it is written as 7.2684257 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 72632580 positive integers (up to 72684257) that are relatively prime to 72684257.
72684257 has 4 divisors, whose sum is 72735936
The reverse of 72684257 is 75248627
Previous prime number is 1447
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million six hundred eighty-four thousand two hundred fifty-seven
Scientific notation
7.2684257 × 10^7
Engineering notation
7.2684257 × 10^6
Prime Factorization
1447 × 50231
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72684257
Product of the distinct prime numbers
The prime factorization of 72684257 is 1447 × 50231.
Since it has a total of 2 prime factors.
9 , 2 , 39 , 28 , 45 , 636 , 3398 , 2910 , 38570 , 63606 , 925728 , 949424 , 9054722 , 5241649 , 13335728 , 87586678 , 455397926 , 116456303 , 5076139730 , 7816984075
n×2
145368514
n×3
218052771
n×4
290737028
n×5
363421285
n÷2
36342128.5
n÷3
24228085.666667
n÷3
18171064.25
n÷5
14536851.4
n2
5283001215642049
n3
3.8399101808904E+23
n4
2.7910101844475E+31
n5
2.02862501536E+39
2 √n
8525.5062606276
3 √n
417.33049305898
4 √n
92.333668077401
5 √n
37.349781979009
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
-72684256
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 72684257 can be divided by 4 positive divisors.
The sum of these divisors (counting 72684257) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101010001001011100001
3
Ternary
12001202202001112
4
Quaternary
10111101023201
5
Quinary
122101344012
6
Senary
11113513105
8
Octal
425211341
10
Decimal
72684257
12
Duodecimal
20412795
16
Hexadecimal
45512e1
20
Vigesimal
12e5ach
36
Base36
179vj5
md5
0bb8507a4016821a181108f5b53d5806
sha1
48b5c1c0b15d0122c8d7d3dff939949cdf8ac2ca
sha256
f97995fdac6060e945ff96272664d8f062504bf7ca6342cd07d0af7b2ae9f563
sha512
bc52492b04f5f031bd46e4fd9d54698bea68326f9fc409d2200b9743e5e40e739ff7880eb575c164871734141e69656d6e199ac211c3f057271b22a820188da9
ripemd-160
46e8ce4a56cd10c26e18611b72ab2dd15ebf3962
Diameter
145368514
Circumference
456688655.64566
Area
1.6597037807967E+16
Volume
1.6084578152973E+24
Surface area
6.6388151231868E+16
Circumference
456688655.64566
Perimeter
290737028
Area
5283001215642049
Diagonal
102791062.02041
Surface area
31698007293852294
Volume
3.8399101808904E+23
Space diagonal
125892826.03439
Perimeter
218052771
Area
2.287606630485E+15
Altitude
62946413.017197
Surface area
2.287606630485E+15
Volume
4.5253775467581E+22
Height
34263687.340137