72488145 is an odd 8-digits composite number following 72488144
and preceding 72488146 . In scientific notation, it is written as 7.2488145 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 38660336 positive integers (up to 72488145) that are relatively prime to 72488145.
72488145 has 8 divisors, whose sum is 115981056
The reverse of 72488145 is 54188427
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million four hundred eighty-eight thousand one hundred forty-five
Scientific notation
7.2488145 × 10^7
Engineering notation
7.2488145 × 10^6
Prime Factorization
3 × 5 × 4832543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72488145
Product of the distinct prime numbers
The prime factorization of 72488145 is 3 × 5 × 4832543.
Since it has a total of 3 prime factors.
2 , 3 , 50 , 74 , 354 , 887 , 2380 , 8548 , 94716 , 93567 , 2716 , 880481 , 8734251 , 6166982 , 41422736 , 60334586 , 306080948 , 666854205 , 3041285673 , 7213598051
n×2
144976290
n×3
217464435
n×4
289952580
n×5
362440725
n÷2
36244072.5
n÷3
24162715
n÷3
18122036.25
n÷5
14497629
n2
5254531165541025
n3
3.8089121703476E+23
n4
2.7610097769642E+31
n5
2.00140477059E+39
2 √n
8513.9970049325
3 √n
416.95481685856
4 √n
92.271322765703
5 √n
37.329605234207
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
-72488144
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 72488145 can be divided by 8 positive divisors.
The sum of these divisors (counting 72488145) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100100001010011010001
3
Ternary
12001101210001010
4
Quaternary
10110201103101
5
Quinary
122024110040
6
Senary
11105401133
8
Octal
424412321
10
Decimal
72488145
12
Duodecimal
203391a9
16
Hexadecimal
45214d1
20
Vigesimal
12d1075
36
Base36
175o7l
md5
e170c56a490cee567da3d61a110e0509
sha1
6d2f8455bb50ec8092133fa4ca2d2d2eb3aa75c9
sha256
a74d599db566e7d9557a63aad1843bc51d5289c3cc081ca24dfae3d3fef905a3
sha512
e8f8d3ee3cf94336976bbe82410e4b9fb917e411f675d9fd73616439897cb1523faf817a7be2eb4021b760be60fc64f9e89bf4f450b398e93bb0f8f3f0a51e32
ripemd-160
5f986bd725e18983b1f3396943c31d8d3645b968
Diameter
144976290
Circumference
455456447.6087
Area
1.6507596507722E+16
Volume
1.5954733990044E+24
Surface area
6.6030386030889E+16
Circumference
455456447.6087
Perimeter
289952580
Area
5254531165541025
Diagonal
102513717.77027
Surface area
31527186993246150
Volume
3.8089121703476E+23
Space diagonal
125553150.08642
Perimeter
217464435
Area
2.2752787371678E+15
Altitude
62776575.04321
Surface area
2.2752787371678E+15
Volume
4.4888460409946E+22
Height
34171239.256756