81793934 is an even 8-digits composite number following 81793933
and preceding 81793935 . In scientific notation, it is written as 8.1793934 × 10^7.
The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors.
There are 36907200 positive integers (up to 81793934) that are relatively prime to 81793934.
81793934 has 32 divisors, whose sum is 135475200
The reverse of 81793934 is 43939718
Previous prime number is 41
Is Prime? no Number parity even Number length 8 Sum of Digits 44 Digital Root 8
Name
eighty-one million seven hundred ninety-three thousand nine hundred thirty-four
Scientific notation
8.1793934 × 10^7
Engineering notation
8.1793934 × 10^6
Prime Factorization
2 × 23 × 31 × 41 × 1399
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
81793934 Product of the distinct prime numbers
The prime factorization of 81793934 is 2 × 23 × 31 × 41 × 1399.
Since it has a total of 5 prime factors.
5 , 10 , 80 , 30 , 949 , 650 , 5070 , 8778 , 96004 , 64392 , 363719 , 575129 , 1150528 , 5843070 , 19255712 , 31006227 , 136599469 , 862382977 , 3130872323 , 9840552399
n×2
163587868
n×3
245381802
n×4
327175736
n×5
408969670
n÷2
40896967
n÷3
27264644.666667
n÷3
20448483.5
n÷5
16358786.8
n2
6690247639196356
n3
5.4722167384408E+23
n4
4.4759413473772E+31
n5
3.6610485115525E+39
2 √n9043.9998894295
3 √n434.08392057215
4 √n95.099946842411
5 √n38.242318954832
1 , 2 , 23 , 31 , 41 , 46 , 62 , 82 , 713 , 943 , 1271 , 1399 , 1426 , 1886 , 2542 , 2798 , 29233 , 32177 , 43369 , 57359 , 58466 , 64354 , 86738 , 114718 , 997487 , 1319257 , 1778129 , 1994974 , 2638514 , 3556258 , 40896967 , 81793934
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-81793933 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81793934 can be divided by 32 positive divisors.
The sum of these divisors (counting 81793934) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111000000001001110001110
3
Ternary
12200220120011222
4
Quaternary
10320001032032
5
Quinary
131414401214
6
Senary
12041043342
8
Octal
470011616
10
Decimal
81793934
12
Duodecimal
23486552
16
Hexadecimal
4e0138e
20
Vigesimal
15b44ge
36
Base36
1cp4lq
md5
7193d4f54058f372d10aa960c68e950d
sha1
69629f1d624f41f950ed54c405a7e4cae7895275
sha256
379c69e9ec95bee4f5f1c4a6d3c4928d210d57c4a468d71cc44acf3f5accbbd9
sha512
b8128ad26e382e13c3cfe72c8cc8736dabe2eeafcd4e38a0d0654101b415b1ed6b89c153d37d8562f52bcd05f7acd47a63d7f5b18e6389919090d9aee48cc1f4
ripemd-160
6f6479ac92249af62880af69698d846a3c4a2862
Diameter
163587868
Circumference
513926444.32522
Area
2.1018032833996E+16
Volume
2.2921967872449E+24
Surface area
8.4072131335983E+16
Circumference
513926444.32522
Perimeter
327175736
Area
6690247639196356
Diagonal
115674090.78265
Surface area
40141485835178136
Volume
5.4722167384408E+23
Space diagonal
141671249.43894
Perimeter
245381802
Area
2.8969622065765E+15
Altitude
70835624.719468
Surface area
2.8969622065765E+15
Volume
6.4490692731234E+22
Height
38558030.260883