72569891 is an odd 8-digits composite number following 72569890
and preceding 72569892 . In scientific notation, it is written as 7.2569891 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 72521784 positive integers (up to 72569891) that are relatively prime to 72569891.
72569891 has 4 divisors, whose sum is 72618000
The reverse of 72569891 is 19896527
Previous prime number is 1559
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million five hundred sixty-nine thousand eight hundred ninety-one
Scientific notation
7.2569891 × 10^7
Engineering notation
7.2569891 × 10^6
Prime Factorization
1559 × 46549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72569891
Product of the distinct prime numbers
The prime factorization of 72569891 is 1559 × 46549.
Since it has a total of 2 prime factors.
5 , 1 , 85 , 42 , 341 , 792 , 569 , 2874 , 333 , 6316 , 952885 , 628413 , 8603900 , 452337 , 41620962 , 12226199 , 733796029 , 852778721 , 1751372374 , 5440901427
n×2
145139782
n×3
217709673
n×4
290279564
n×5
362849455
n÷2
36284945.5
n÷3
24189963.666667
n÷3
18142472.75
n÷5
14513978.2
n2
5266389079751881
n3
3.8218128148118E+23
n4
2.773485393933E+31
n5
2.0127153272781E+39
2 √n
8518.7963351638
3 √n
417.11149343873
4 √n
92.297325720542
5 √n
37.338020873288
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
-72569890
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 72569891 can be divided by 4 positive divisors.
The sum of these divisors (counting 72569891) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100110101010000100011
3
Ternary
12001112221011202
4
Quaternary
10110311100203
5
Quinary
122034214031
6
Senary
11111231415
8
Octal
424652043
10
Decimal
72569891
12
Duodecimal
2037856b
16
Hexadecimal
4535423
20
Vigesimal
12db4eb
36
Base36
177fab
md5
88aa6bede57621b93de038fad2e2ca8b
sha1
99d9885368f0a10a541cadd54fd2ba5e5509634c
sha256
682d82d9718c2f2015ebc0b9a5ce3f055bc508f16b0ba1b7178f846fa0124722
sha512
5bdcc381a472b057bbe68b7c1ac97f896fff3e1cce79917ed39403ec906ed0a716d72293d50b645208fe839d9ddf31be78999302857f32dd3991383fa0191dca
ripemd-160
a97abe0e0669a15268332a721725b7022d97a770
Diameter
145139782
Circumference
455970072.87482
Area
1.6544849243894E+16
Volume
1.6008772083211E+24
Surface area
6.6179396975576E+16
Circumference
455970072.87482
Perimeter
290279564
Area
5266389079751881
Diagonal
102629324.07214
Surface area
31598334478511286
Volume
3.8218128148118E+23
Space diagonal
125694738.31174
Perimeter
217709673
Area
2.280413364639E+15
Altitude
62847369.155868
Surface area
2.280413364639E+15
Volume
4.5040495962985E+22
Height
34209774.690712