42206987 is an odd 8-digits composite number following 42206986
and preceding 42206988 . In scientific notation, it is written as 4.2206987 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 41113512 positive integers (up to 42206987) that are relatively prime to 42206987.
42206987 has 8 divisors, whose sum is 43309056
The reverse of 42206987 is 78960224
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
forty-two million two hundred six thousand nine hundred eighty-seven
Scientific notation
4.2206987 × 10^7
Engineering notation
4.2206987 × 10^6
Prime Factorization
47 × 223 × 4027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42206987
Product of the distinct prime numbers
The prime factorization of 42206987 is 47 × 223 × 4027.
Since it has a total of 3 prime factors.
7 , 10 , 3 , 18 , 921 , 457 , 1751 , 6310 , 59679 , 21187 , 923415 , 190754 , 2511126 , 9559443 , 82038549 , 56865917 , 744647058 , 630166720 , 3867381911 , 7033804510
n×2
84413974
n×3
126620961
n×4
168827948
n×5
211034935
n÷2
21103493.5
n÷3
14068995.666667
n÷3
10551746.75
n÷5
8441397.4
n2
1781429751618169
n3
7.5188782367961E+22
n4
3.1734919599504E+30
n5
1.3394353389823E+38
2 √n
6496.6904651522
3 √n
348.17275465036
4 √n
80.602050005892
5 √n
33.502473328405
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
-42206986
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 42206987 can be divided by 8 positive divisors.
The sum of these divisors (counting 42206987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100001000000011100001011
3
Ternary
2221102100002202
4
Quaternary
2201000130023
5
Quinary
41301110422
6
Senary
4104350415
8
Octal
241003413
10
Decimal
42206987
12
Duodecimal
1217540b
16
Hexadecimal
284070b
20
Vigesimal
d3fh97
36
Base36
p4n4b
md5
45d6d38302f41e71b81cfdc380409201
sha1
e79fa6fdc0b2b67c0a95b7fff0d5f2c55a78a765
sha256
1ccd2a9398a9df34c90b4afa90cb13b3775962967ba1c3efd2740d639c7f5ab5
sha512
ef7f6c52d6aa5664b26d2acdd1783d56e63857d41c5743e8e88b5078a0a75df9b174d77ca1cfd82edc3dab94f97668865f836789c86905ed5dd91a6131b58d27
ripemd-160
81fcee018252372ce29e5a9838972019a896bf15
Diameter
84413974
Circumference
265194320.57872
Area
5.5965266205699E+15
Volume
3.1495003509273E+23
Surface area
2.238610648228E+16
Circumference
265194320.57872
Perimeter
168827948
Area
1781429751618169
Diagonal
59689693.442305
Surface area
10688578509709014
Volume
7.5188782367961E+22
Space diagonal
73104645.918399
Perimeter
126620961
Area
7.7138170997937E+14
Altitude
36552322.9592
Surface area
7.7138170997937E+14
Volume
8.8610829802575E+21
Height
19896564.480768