81594097 is an odd 8-digits composite number following 81594096
and preceding 81594098 . In scientific notation, it is written as 8.1594097 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 75317616 positive integers (up to 81594097) that are relatively prime to 81594097.
81594097 has 4 divisors, whose sum is 87870580
The reverse of 81594097 is 79049518
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-one million five hundred ninety-four thousand ninety-seven
Scientific notation
8.1594097 × 10^7
Engineering notation
8.1594097 × 10^6
Prime Factorization
13 × 6276469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81594097
Product of the distinct prime numbers
The prime factorization of 81594097 is 13 × 6276469.
Since it has a total of 2 prime factors.
8 , 3 , 92 , 70 , 950 , 908 , 6228 , 4553 , 93131 , 64750 , 962888 , 941414 , 6630986 , 4328268 , 64623650 , 51156836 , 107224072 , 917080234 , 9063815981 , 1501251932
n×2
163188194
n×3
244782291
n×4
326376388
n×5
407970485
n÷2
40797048.5
n÷3
27198032.333333
n÷3
20398524.25
n÷5
16318819.4
n2
6657596665245409
n3
5.4322058809091E+23
n4
4.4323593357087E+31
n5
3.6165435757667E+39
2 √n
9032.9450900578
3 √n
433.73011776749
4 √n
95.041807064354
5 √n
38.223614120837
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
-81594096
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 81594097 can be divided by 4 positive divisors.
The sum of these divisors (counting 81594097) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111010000011011110001
3
Ternary
12200112102001121
4
Quaternary
10313100123301
5
Quinary
131342002342
6
Senary
12032502241
8
Octal
467203361
10
Decimal
81594097
12
Duodecimal
233aa981
16
Hexadecimal
4dd06f1
20
Vigesimal
159j54h
36
Base36
1ckuep
md5
a2e1fe37704f7102856673725309aa4e
sha1
094b94ade5c92698e237370c18b1a7d79e99adf7
sha256
6b23edadb78342cf5f31cef8e849d4b127c31bd259d7a9751b6669608d838a2b
sha512
e494faeea0279bacfc6a450d9f2b71d4aa2d2e631813e64af62e5611eca48c8f33c10b76a01e61b87e0ba319078654681434178eb1264cfb78e32704a913763d
ripemd-160
ee40a8125adc5a74e3fb319a687e54e3514fb3dd
Diameter
163188194
Circumference
512670831.42299
Area
2.0915456774099E+16
Volume
2.2754370784335E+24
Surface area
8.3661827096396E+16
Circumference
512670831.42299
Perimeter
326376388
Area
6657596665245409
Diagonal
115391478.58699
Surface area
39945579991472454
Volume
5.4322058809091E+23
Space diagonal
141325121.6017
Perimeter
244782291
Area
2.8828239201265E+15
Altitude
70662560.800852
Surface area
2.8828239201265E+15
Volume
6.4019160253205E+22
Height
38463826.195662