42872457 is an odd 8-digits composite number following 42872456
and preceding 42872458 . In scientific notation, it is written as 4.2872457 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 28089600 positive integers (up to 42872457) that are relatively prime to 42872457.
42872457 has 16 divisors, whose sum is 58155840
The reverse of 42872457 is 75427824
Previous prime number is 761
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
forty-two million eight hundred seventy-two thousand four hundred fifty-seven
Scientific notation
4.2872457 × 10^7
Engineering notation
4.2872457 × 10^6
Prime Factorization
3 × 89 × 761 × 211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42872457
Product of the distinct prime numbers
The prime factorization of 42872457 is 3 × 89 × 761 × 211.
Since it has a total of 4 prime factors.
1 , 4 , 40 , 50 , 939 , 829 , 7174 , 2643 , 77123 , 28708 , 725846 , 948904 , 3784317 , 7074563 , 10283102 , 41343553 , 410861776 , 29568273 , 2373289059 , 6804497264
n×2
85744914
n×3
128617371
n×4
171489828
n×5
214362285
n÷2
21436228.5
n÷3
14290819
n÷3
10718114.25
n÷5
8574491.4
n2
1838047569216849
n3
7.8801615375204E+22
n4
3.378418866704E+30
n5
1.4484111759075E+38
2 √n
6547.7062395926
3 √n
349.9930801353
4 √n
80.917898141218
5 √n
33.607458783832
1 , 3 , 89 , 211 , 267 , 633 , 761 , 2283 , 18779 , 56337 , 67729 , 160571 , 203187 , 481713 , 14290819 , 42872457
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42872456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42872457 can be divided by 16 positive divisors.
The sum of these divisors (counting 42872457) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100011100010111010001001
3
Ternary
2222200010221210
4
Quaternary
2203202322021
5
Quinary
41433404312
6
Senary
4130523333
8
Octal
243427211
10
Decimal
42872457
12
Duodecimal
12436549
16
Hexadecimal
28e2e89
20
Vigesimal
d7j12h
36
Base36
piwll
md5
fc9af38a5ee10a190456695b95c6859a
sha1
5cbafd4c7c445a40e6e8aab2bf5fd372d4949977
sha256
dcefadcf606fd82b624afb8b21b21030ce6119e4816a85fff21bc817c9e9ccf8
sha512
683ca9e40ce0e26c8a14f9f8d9a01c52aecf42b510ce5373a5f4e0b2619e4dbd8dfc40ee9d74265f4b842d4934902ed3d80e4c0a0c2382a5211de9f1833144f0
ripemd-160
f61faac3fccb1b4e9a7294a3fae8a2ccaaec604b
Diameter
85744914
Circumference
269375591.90509
Area
5.7743967404002E+15
Volume
3.30083434605E+23
Surface area
2.3097586961601E+16
Circumference
269375591.90509
Perimeter
171489828
Area
1838047569216849
Diagonal
60630810.141657
Surface area
11028285415301094
Volume
7.8801615375204E+22
Space diagonal
74257273.769312
Perimeter
128617371
Area
7.9589794415301E+14
Altitude
37128636.884656
Surface area
7.9589794415301E+14
Volume
9.2868594333768E+21
Height
20210270.047219