81232693 is an odd 8-digits prime number following 81232692
and preceding 81232694 . In scientific notation, it is written as 8.1232693 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 81232692 positive integers (up to 81232693) that are relatively prime to 81232693.
81232693 has 2 divisors, whose sum is 81232694
The reverse of 81232693 is 39623218
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-one million two hundred thirty-two thousand six hundred ninety-three
Scientific notation
8.1232693 × 10^7
Engineering notation
8.1232693 × 10^6
Prime Factorization
81232693
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81232693
Product of the distinct prime numbers
The prime factorization of 81232693 is 81232693.
Since it has a total of 1 prime factors.
10 , 3 , 92 , 18 , 950 , 709 , 7820 , 724 , 33355 , 33331 , 479938 , 750446 , 2985248 , 8031437 , 97908120 , 83685309 , 540417690 , 942434291 , 5752601024 , 6691104317
n×2
162465386
n×3
243698079
n×4
324930772
n×5
406163465
n÷2
40616346.5
n÷3
27077564.333333
n÷3
20308173.25
n÷5
16246538.6
n2
6598750412032249
n3
5.3603426640424E+23
n4
4.3543507000296E+31
n5
3.5371563362984E+39
2 √n
9012.9181179017
3 √n
433.08879766573
4 √n
94.936389850793
5 √n
38.189693267298
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81232694
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40616347
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9012.9181733776
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999753794
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81232693 can be divided by 2 positive divisors.
The sum of these divisors (counting 81232693) is 81232694, the average is 40616347.
Base
System
Value
2
Binary
100110101111000001100110101
3
Ternary
12122212001022021
4
Quaternary
10311320030311
5
Quinary
131243421233
6
Senary
12021033141
8
Octal
465701465
10
Decimal
81232693
12
Duodecimal
232557b1
16
Hexadecimal
4d78335
20
Vigesimal
157e1ed
36
Base36
1cd3jp
md5
39b85f08a04b8186b5d10600bf8b44a9
sha1
28ff0bd4631aa279c44b73701285698c05886e4c
sha256
45aeaa56b05517f11a9dd2bd77764a14fa6747d4bce175c06638a60b8e8eb16c
sha512
30a7fd6ad35a32b71622efc9bd179ca68c650a525b0a2955214447fe33817ba678c38313dd84fb3b8aec1be0306e44529e53051bc5fa431c613ec7585bb33715
ripemd-160
8e3c7e6186e589a04ff4dd438c7c25c3c690247d
Diameter
162465386
Circumference
510400063.12023
Area
2.0730585817313E+16
Volume
2.2453350845439E+24
Surface area
8.2922343269253E+16
Circumference
510400063.12023
Perimeter
324930772
Area
6598750412032249
Diagonal
114880376.14869
Surface area
39592502472193494
Volume
5.3603426640424E+23
Space diagonal
140699151.51164
Perimeter
243698079
Area
2.8573427450265E+15
Altitude
70349575.755822
Surface area
2.8573427450265E+15
Volume
6.3172244120466E+22
Height
38293458.71623