40778921 is an odd 8-digits composite number following 40778920
and preceding 40778922 . In scientific notation, it is written as 4.0778921 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 36197280 positive integers (up to 40778921) that are relatively prime to 40778921.
40778921 has 16 divisors, whose sum is 45144000
The reverse of 40778921 is 12987704
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
forty million seven hundred seventy-eight thousand nine hundred twenty-one
Scientific notation
4.0778921 × 10^7
Engineering notation
4.0778921 × 10^6
Prime Factorization
1349 × 37 × 43 × 19
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
40778921
Product of the distinct prime numbers
The prime factorization of 40778921 is 1349 × 37 × 43 × 19.
Since it has a total of 4 prime factors.
1 , 4 , 57 , 25 , 417 , 807 , 8150 , 5008 , 2810 , 47017 , 426800 , 743213 , 4063402 , 1048602 , 15376210 , 91150009 , 389414631 , 232111128 , 6091265580 , 6402877566
n×2
81557842
n×3
122336763
n×4
163115684
n×5
203894605
n÷2
20389460.5
n÷3
13592973.666667
n÷3
10194730.25
n÷5
8155784.2
n2
1662920397924241
n3
6.7812099536241E+22
n4
2.7653042498325E+30
n5
1.1276612354488E+38
2 √n
6385.8375331667
3 √n
344.20082750135
4 √n
79.911435559416
5 √n
33.272631185868
1 , 19 , 37 , 43 , 703 , 817 , 1349 , 1591 , 25631 , 30229 , 49913 , 58007 , 948347 , 1102133 , 2146259 , 40778921
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
-40778920
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 40778921 can be divided by 16 positive divisors.
The sum of these divisors (counting 40778921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011011100011110010101001
3
Ternary
2211201210011102
4
Quaternary
2123203302221
5
Quinary
40414411141
6
Senary
4014011145
8
Octal
233436251
10
Decimal
40778921
12
Duodecimal
117a6ab5
16
Hexadecimal
26e3ca9
20
Vigesimal
ceh761
36
Base36
oa17t
md5
32c6a1dad72626d14e39fdcd17e90505
sha1
e56f1a4e48cf948e1555e3551864d93a9b9e5740
sha256
0c820c7d821824474a1422776ed84504e4bf192c0428ef43ff9661ac2b0617b9
sha512
c7a133313881c1d3df854f772e3c89797be6e6b86350830cbea088163310f23ebb49746f4b0f0eb1842996374a9c093916e777ab198f562919fed922b4809f7e
ripemd-160
4075203bacb55d5611e06263d681c558c3e08897
Diameter
81557842
Circumference
256221517.26984
Area
5.2242185056234E+15
Volume
2.8405065830341E+23
Surface area
2.0896874022494E+16
Circumference
256221517.26984
Perimeter
163115684
Area
1662920397924241
Diagonal
57670103.137141
Surface area
9977522387545446
Volume
6.7812099536241E+22
Space diagonal
70631163.049837
Perimeter
122336763
Area
7.2006565453686E+14
Altitude
35315581.524919
Surface area
7.2006565453686E+14
Volume
7.9917325714289E+21
Height
19223367.71238