40781621 is an odd 8-digits composite number following 40781620
and preceding 40781622 . In scientific notation, it is written as 4.0781621 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 40758144 positive integers (up to 40781621) that are relatively prime to 40781621.
40781621 has 4 divisors, whose sum is 40805100
The reverse of 40781621 is 12618704
Previous prime number is 1889
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty million seven hundred eighty-one thousand six hundred twenty-one
Scientific notation
4.0781621 × 10^7
Engineering notation
4.0781621 × 10^6
Prime Factorization
1889 × 21589
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40781621
Product of the distinct prime numbers
The prime factorization of 40781621 is 1889 × 21589.
Since it has a total of 2 prime factors.
9 , 4 , 39 , 94 , 381 , 263 , 7273 , 7176 , 39064 , 7195 , 544959 , 654017 , 4035576 , 3535071 , 97375012 , 68809165 , 563881425 , 582893141 , 6027890028 , 6576569593
n×2
81563242
n×3
122344863
n×4
163126484
n×5
203908105
n÷2
20390810.5
n÷3
13593873.666667
n÷3
10195405.25
n÷5
8156324.2
n2
1663140611387641
n3
6.7825570083319E+22
n4
2.7660366932469E+30
n5
1.1280346009609E+38
2 √n
6386.0489349832
3 √n
344.20842392373
4 √n
79.912758274153
5 √n
33.273071774892
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
-40781620
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 40781621 can be divided by 4 positive divisors.
The sum of these divisors (counting 40781621) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011011100100011100110101
3
Ternary
2211201220212102
4
Quaternary
2123210130311
5
Quinary
40420002441
6
Senary
4014031445
8
Octal
233443465
10
Decimal
40781621
12
Duodecimal
117a8585
16
Hexadecimal
26e4735
20
Vigesimal
cehe11
36
Base36
oa3at
md5
e13c5a954977f3944374a334469e1dae
sha1
f7a357273124c24d1648f2a7f21d9fa7da4abef2
sha256
91f52c0a9a14bf308e6f8adfa80b1bf03f34dbbc9d5defaaa38344737e1c5301
sha512
52c1abe7f0ed8b35be4ebe745f342a718bb5a0072af7d07dffd76b164e748dd81126609ac130cc0ca1d77b5b7341b191f809571556305d422e3dea7791a3b56e
ripemd-160
60cc7a226eabda011fa134557ff53271811d09ff
Diameter
81563242
Circumference
256238481.87017
Area
5.2249103266222E+15
Volume
2.8410708359906E+23
Surface area
2.0899641306489E+16
Circumference
256238481.87017
Perimeter
163126484
Area
1663140611387641
Diagonal
57673921.513759
Surface area
9978843668325846
Volume
6.7825570083319E+22
Space diagonal
70635839.587018
Perimeter
122344863
Area
7.2016100976364E+14
Altitude
35317919.793509
Surface area
7.2016100976364E+14
Volume
7.9933200906264E+21
Height
19224640.504586