40243921 is an odd 8-digits composite number following 40243920
and preceding 40243922 . In scientific notation, it is written as 4.0243921 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 38945700 positive integers (up to 40243921) that are relatively prime to 40243921.
40243921 has 4 divisors, whose sum is 41542144
The reverse of 40243921 is 12934204
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
forty million two hundred forty-three thousand nine hundred twenty-one
Scientific notation
4.0243921 × 10^7
Engineering notation
4.0243921 × 10^6
Prime Factorization
31 × 1298191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40243921
Product of the distinct prime numbers
The prime factorization of 40243921 is 31 × 1298191.
Since it has a total of 2 prime factors.
3 , 8 , 29 , 80 , 29 , 392 , 728 , 7399 , 31355 , 22045 , 960749 , 342528 , 7615448 , 176577 , 26834255 , 25302055 , 187510828 , 77535557 , 7796600492 , 6411787099
n×2
80487842
n×3
120731763
n×4
160975684
n×5
201219605
n÷2
20121960.5
n÷3
13414640.333333
n÷3
10060980.25
n÷5
8048784.2
n2
1619573177454241
n3
6.5177975007187E+22
n4
2.6230172771292E+30
n5
1.0556050008242E+38
2 √n
6343.809659818
3 √n
342.68894612989
4 √n
79.648036132839
5 √n
33.184865178759
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
-40243920
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 40243921 can be divided by 4 positive divisors.
The sum of these divisors (counting 40243921) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011001100001001011010001
3
Ternary
2210201121021121
4
Quaternary
2121201023101
5
Quinary
40300301141
6
Senary
3554322241
8
Octal
231411321
10
Decimal
40243921
12
Duodecimal
11589381
16
Hexadecimal
26612d1
20
Vigesimal
cba9g1
36
Base36
nykep
md5
c7344ffb88a754704567b1b85513f361
sha1
f711bf024a67b2dfe5793bfeefcafd648c5a5275
sha256
3e17ef04c99363e211cea1490218004575dd8e36c256cf20d248e9c0cdb7aa87
sha512
f9bfaee1139632ecbe4fcd6eb041df4f382b6fe6d89f2983eb3b02fbf49134e1cfec459238836ce57e0f31935825ab363440a8764e234ea255f7c7048e322c0f
ripemd-160
6cbab8586c3cd7dd6ee10677d47b2a1de6ec921b
Diameter
80487842
Circumference
252860013.1305
Area
5.0880391962413E+15
Volume
2.7301686327792E+23
Surface area
2.0352156784965E+16
Circumference
252860013.1305
Perimeter
160975684
Area
1619573177454241
Diagonal
56913498.881271
Surface area
9717439064725446
Volume
6.5177975007187E+22
Space diagonal
69704515.867788
Perimeter
120731763
Area
7.0129575748163E+14
Altitude
34852257.933894
Surface area
7.0129575748163E+14
Volume
7.6812980185983E+21
Height
18971166.293757