81194629 is an odd 8-digits prime number following 81194628
and preceding 81194630 . In scientific notation, it is written as 8.1194629 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 81194628 positive integers (up to 81194629) that are relatively prime to 81194629.
81194629 has 2 divisors, whose sum is 81194630
The reverse of 81194629 is 92649118
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-one million one hundred ninety-four thousand six hundred twenty-nine
Scientific notation
8.1194629 × 10^7
Engineering notation
8.1194629 × 10^6
Prime Factorization
81194629
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81194629
Product of the distinct prime numbers
The prime factorization of 81194629 is 81194629.
Since it has a total of 1 prime factors.
4 , 1 , 69 , 30 , 972 , 718 , 8800 , 1226 , 88410 , 44154 , 68758 , 631763 , 7157679 , 8941147 , 63262376 , 99847998 , 381075042 , 941823484 , 2782535484 , 2187304463
n×2
162389258
n×3
243583887
n×4
324778516
n×5
405973145
n÷2
40597314.5
n÷3
27064876.333333
n÷3
20298657.25
n÷5
16238925.8
n2
6592567778447641
n3
5.3528109492841E+23
n4
4.3461949913426E+31
n5
3.5288768988372E+39
2 √n
9010.8062347384
3 √n
433.02114154143
4 √n
94.925266577126
5 √n
38.186113612437
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81194630
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40597315
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9010.8062902273
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999753678
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81194629 can be divided by 2 positive divisors.
The sum of these divisors (counting 81194629) is 81194630, the average is 40597315.
Base
System
Value
2
Binary
100110101101110111010000101
3
Ternary
12122210010002111
4
Quaternary
10311232322011
5
Quinary
131241212004
6
Senary
12020141021
8
Octal
465567205
10
Decimal
81194629
12
Duodecimal
23237771
16
Hexadecimal
4d6ee85
20
Vigesimal
15796b9
36
Base36
1cca6d
md5
4eb10c7f9deb166a59a802fa6bcda935
sha1
0f58a119cfe03f30730e887e58b372b5ab851fec
sha256
51b76124b84c534170a4427e1fc85a37959afbc1b2a4bda189440a335c412be2
sha512
227d2a7cceb18f11ab3c5de42bf3a5199a5ca5b1fac0fd981b12bfc297d153f7456d41cafba055c178bf1b9ab12e97de39682ee6f11f36689ae12707e9320d0c
ripemd-160
034d9ee95e4f8e27dd1f109251e3ec50ebc7a7f7
Diameter
162389258
Circumference
510160899.9547
Area
2.0711162501064E+16
Volume
2.2421802072435E+24
Surface area
8.2844650004256E+16
Circumference
510160899.9547
Perimeter
324778516
Area
6592567778447641
Diagonal
114826545.52365
Surface area
39555406670685846
Volume
5.3528109492841E+23
Space diagonal
140633222.72971
Perimeter
243583887
Area
2.8546655861532E+15
Altitude
70316611.364853
Surface area
2.8546655861532E+15
Volume
6.3083482010807E+22
Height
38275515.174551