42886721 is an odd 8-digits composite number following 42886720
and preceding 42886722 . In scientific notation, it is written as 4.2886721 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 41760000 positive integers (up to 42886721) that are relatively prime to 42886721.
42886721 has 8 divisors, whose sum is 44027688
The reverse of 42886721 is 12768824
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
forty-two million eight hundred eighty-six thousand seven hundred twenty-one
Scientific notation
4.2886721 × 10^7
Engineering notation
4.2886721 × 10^6
Prime Factorization
61 × 101 × 6961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42886721
Product of the distinct prime numbers
The prime factorization of 42886721 is 61 × 101 × 6961.
Since it has a total of 3 prime factors.
1 , 1 , 30 , 8 , 31 , 88 , 869 , 5399 , 55792 , 934 , 428623 , 613223 , 2506290 , 7685417 , 86897974 , 38956712 , 367440761 , 645510710 , 2509229111 , 1461790792
n×2
85773442
n×3
128660163
n×4
171546884
n×5
214433605
n÷2
21443360.5
n÷3
14295573.666667
n÷3
10721680.25
n÷5
8577344.2
n2
1839270838131841
n3
7.8880295278396E+22
n4
3.3829172160022E+30
n5
1.4508222680878E+38
2 √n
6548.7953854125
3 √n
350.03189097165
4 √n
80.924627805214
5 √n
33.609694778881
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
-42886720
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 42886721 can be divided by 8 positive divisors.
The sum of these divisors (counting 42886721) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011100110011001000001
3
Ternary
2222200212112002
4
Quaternary
2203212121001
5
Quinary
41434333341
6
Senary
4131113345
8
Octal
243463101
10
Decimal
42886721
12
Duodecimal
12442855
16
Hexadecimal
28e6641
20
Vigesimal
d80gg1
36
Base36
pj7lt
md5
17efe36b20ff2144297f1be7b508d5bf
sha1
192d91fb18b1fbbe1dc4d08ff17db9086b5bb194
sha256
d84b888bb1a7da767156c6d8c013b1ac3ecc16fe5ad3b476de9fee61a959aa8e
sha512
c4263eef47a74c6b0417ddf49e121454a02eb5c2b3cfd5faadb169d685707ec60056af656dee69f90b7b558080e57370c3453a123c3cab15b46d2775b50fa1c5
ripemd-160
2b8ddadf060ced4cb550619bc1516492a6e8de0a
Diameter
85773442
Circumference
269465215.26031
Area
5.7782397530369E+15
Volume
3.3041300821281E+23
Surface area
2.3112959012148E+16
Circumference
269465215.26031
Perimeter
171546884
Area
1839270838131841
Diagonal
60650982.483911
Surface area
11035625028791046
Volume
7.8880295278396E+22
Space diagonal
74281979.742031
Perimeter
128660163
Area
7.9642763513104E+14
Altitude
37140989.871016
Surface area
7.9642763513104E+14
Volume
9.2961319488919E+21
Height
20216994.161304