81296410 is an even 8-digits composite number following 81296409
and preceding 81296411 . In scientific notation, it is written as 8.1296410 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 29941248 positive integers (up to 81296410) that are relatively prime to 81296410.
81296410 has 16 divisors, whose sum is 131527368
The reverse of 81296410 is 01469218
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-one million two hundred ninety-six thousand four hundred ten
Scientific notation
8.1296410 × 10^7
Engineering notation
8.1296410 × 10^6
Prime Factorization
2 × 4045 × 13 × 773
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81296410
Product of the distinct prime numbers
The prime factorization of 81296410 is 2 × 4045 × 13 × 773.
Since it has a total of 4 prime factors.
3 , 3 , 69 , 31 , 366 , 629 , 3717 , 4599 , 68835 , 33312 , 558468 , 803685 , 7201787 , 9222112 , 26307329 , 11221234 , 203815176 , 108922329 , 483052722 , 4969269782
n×2
162592820
n×3
243889230
n×4
325185640
n×5
406482050
n÷2
40648205
n÷3
27098803.333333
n÷3
20324102.5
n÷5
16259282
n2
6609106278888100
n3
5.3729661378206E+23
n4
4.3680285805638E+31
n5
3.5510504237723E+39
2 √n
9016.4521847565
3 √n
433.20200293674
4 √n
94.955000841222
5 √n
38.195682406635
1 , 2 , 13 , 26 , 773 , 1546 , 4045 , 8090 , 10049 , 20098 , 52585 , 105170 , 3126785 , 6253570 , 40648205 , 81296410
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
-81296409
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 81296410 can be divided by 16 positive divisors.
The sum of these divisors (counting 81296410) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110110000111110000011010
3
Ternary
12122222021201011
4
Quaternary
10312013300122
5
Quinary
131302441120
6
Senary
12022244134
8
Octal
466076032
10
Decimal
81296410
12
Duodecimal
2328664a
16
Hexadecimal
4d87c1a
20
Vigesimal
158210a
36
Base36
1cegpm
md5
efeebe495c4bb70dc32955a0a034bee6
sha1
b87832842b9ea3e03ac65333aea4cf9d40f06cd2
sha256
aa32a20a0720eefd55c407c068874d1fa95dc1e2b49db981a5a378f9d6ad1785
sha512
be6dcb6506e1301f3cf1b8723868c8a8f1ce8e9adbc306b366ddca133de1528d2afa856cfa16cbbe29b753ba3b2b89706638d66545d86b01f505e9fcf48871ec
ripemd-160
b36546e87839ec82dde86b231af89223e59c8750
Diameter
162592820
Circumference
510800408.83845
Area
2.0763119732549E+16
Volume
2.2506227928752E+24
Surface area
8.3052478930196E+16
Circumference
510800408.83845
Perimeter
325185640
Area
6609106278888100
Diagonal
114970485.59424
Surface area
39654637673328600
Volume
5.3729661378206E+23
Space diagonal
140809512.59295
Perimeter
243889230
Area
2.8618269669142E+15
Altitude
70404756.296475
Surface area
2.8618269669142E+15
Volume
6.3321013185644E+22
Height
38323495.198081