40378021 is an odd 8-digits composite number following 40378020
and preceding 40378022 . In scientific notation, it is written as 4.0378021 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 38170080 positive integers (up to 40378021) that are relatively prime to 40378021.
40378021 has 8 divisors, whose sum is 42595200
The reverse of 40378021 is 12087304
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
forty million three hundred seventy-eight thousand twenty-one
Scientific notation
4.0378021 × 10^7
Engineering notation
4.0378021 × 10^6
Prime Factorization
19 × 521 × 4079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
40378021
Product of the distinct prime numbers
The prime factorization of 40378021 is 19 × 521 × 4079.
Since it has a total of 3 prime factors.
2 , 8 , 78 , 43 , 356 , 735 , 7867 , 7035 , 62206 , 87686 , 626571 , 412218 , 1753629 , 5953679 , 96085531 , 27862834 , 488340390 , 487897174 , 5674085752 , 3958873464
n×2
80756042
n×3
121134063
n×4
161512084
n×5
201890105
n÷2
20189010.5
n÷3
13459340.333333
n÷3
10094505.25
n÷5
8075604.2
n2
1630384579876441
n3
6.5831702804327E+22
n4
2.6581538782989E+30
n5
1.0733099311918E+38
2 √n
6354.3702284333
3 √n
343.06915791365
4 √n
79.714303788174
5 √n
33.20695135098
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
-40378020
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 40378021 can be divided by 8 positive divisors.
The sum of these divisors (counting 40378021) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011010000001111010100101
3
Ternary
2210222102020021
4
Quaternary
2122001322211
5
Quinary
40314044041
6
Senary
4001235141
8
Octal
232017245
10
Decimal
40378021
12
Duodecimal
11632ab1
16
Hexadecimal
2681ea5
20
Vigesimal
cc7511
36
Base36
o1fvp
md5
8dd96c4aedc3438f67137ab86dcb84c6
sha1
45ad2c1718d3dd147c2770f287f8abc39fa4340f
sha256
51610e676d4dce226b5fd513383dba43ee6a6c607f68c2b8bcb3f0e66d6d2a27
sha512
b27d96f4cc14db1718a13b6c668b6c74c1e4b50afd46ae768a2179cfec5783aec31bc1c092ed654c41a199c53b0e128051cca4dacdd44103ae3afbc0d52e1fda
ripemd-160
89ad190ba36ec83243219eb3ba03d6901ae77513
Diameter
80756042
Circumference
253702588.28019
Area
5.1220042186659E+15
Volume
2.7575519187117E+23
Surface area
2.0488016874664E+16
Circumference
253702588.28019
Perimeter
161512084
Area
1630384579876441
Diagonal
57103144.919986
Surface area
9782307479258646
Volume
6.5831702804327E+22
Space diagonal
69936783.881083
Perimeter
121134063
Area
7.0597723205571E+14
Altitude
34968391.940542
Surface area
7.0597723205571E+14
Volume
7.7583405783329E+21
Height
19034381.639995