72645887 is an odd 8-digits prime number following 72645886
and preceding 72645888 . In scientific notation, it is written as 7.2645887 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 72645886 positive integers (up to 72645887) that are relatively prime to 72645887.
72645887 has 2 divisors, whose sum is 72645888
The reverse of 72645887 is 78854627
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million six hundred forty-five thousand eight hundred eighty-seven
Scientific notation
7.2645887 × 10^7
Engineering notation
7.2645887 × 10^6
Prime Factorization
72645887
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
72645887
Product of the distinct prime numbers
The prime factorization of 72645887 is 72645887.
Since it has a total of 1 prime factors.
5 , 4 , 74 , 81 , 527 , 651 , 1276 , 415 , 62783 , 80724 , 344074 , 867863 , 9071412 , 4221848 , 47130146 , 96795662 , 266018629 , 123778332 , 9464606980 , 2698306875
n×2
145291774
n×3
217937661
n×4
290583548
n×5
363229435
n÷2
36322943.5
n÷3
24215295.666667
n÷3
18161471.75
n÷5
14529177.4
n2
5277424898016769
n3
3.8338321279231E+23
n4
2.7851213554207E+31
n5
2.0232761126718E+39
2 √n
8523.2556573178
3 √n
417.25704391399
4 √n
92.321479934617
5 √n
37.345837758059
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
72645888
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
36322944
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8523.2557159808
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999724692
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72645887 can be divided by 2 positive divisors.
The sum of these divisors (counting 72645887) is 72645888, the average is 36322944.
Base
System
Value
2
Binary
100010101000111110011111111
3
Ternary
12001200210102102
4
Quaternary
10111013303333
5
Quinary
122044132022
6
Senary
11113015315
8
Octal
425076377
10
Decimal
72645887
12
Duodecimal
203b453b
16
Hexadecimal
4547cff
20
Vigesimal
12e0ee7
36
Base36
1791xb
md5
359fd9577c323fda3cb01277a3d8a93d
sha1
2c34b93c30b52cd43113669ad16d805cf1f6ecb5
sha256
d45a054c507df7cea260fa2baa834b2e4cbb6dd2d7a0e31ae09c1a5430ba5262
sha512
91885e7bf00de96b31617d154700cdf080082e930ea07ed494c41904f9fe906b380539b80b2d1db446e1d8a4cd9863d29e90939c388320fe6e36a49a9dd63967
ripemd-160
4494a582bcc2866f3a155819f82ab6742420cd71
Diameter
145291774
Circumference
456447569.82543
Area
1.6579519289481E+16
Volume
1.605911846424E+24
Surface area
6.6318077157925E+16
Circumference
456447569.82543
Perimeter
290583548
Area
5277424898016769
Diagonal
102736798.64602
Surface area
31664549388100614
Volume
3.8338321279231E+23
Space diagonal
125826367.24491
Perimeter
217937661
Area
2.2851920141235E+15
Altitude
62913183.622454
Surface area
2.2851920141235E+15
Volume
4.5182144926422E+22
Height
34245599.548674