81072674 is an even 8-digits composite number following 81072673
and preceding 81072675 . In scientific notation, it is written as 8.1072674 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 40018320 positive integers (up to 81072674) that are relatively prime to 81072674.
81072674 has 16 divisors, whose sum is 123171840
The reverse of 81072674 is 47627018
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-one million seventy-two thousand six hundred seventy-four
Scientific notation
8.1072674 × 10^7
Engineering notation
8.1072674 × 10^6
Prime Factorization
2 × 383 × 109 × 971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81072674
Product of the distinct prime numbers
The prime factorization of 81072674 is 2 × 383 × 109 × 971.
Since it has a total of 4 prime factors.
1 , 10 , 49 , 6 , 165 , 128 , 9416 , 6712 , 72092 , 87396 , 729365 , 982546 , 1521422 , 7553355 , 52269182 , 20237937 , 404195775 , 542555122 , 7187878755 , 785424155
n×2
162145348
n×3
243218022
n×4
324290696
n×5
405363370
n÷2
40536337
n÷3
27024224.666667
n÷3
20268168.5
n÷5
16214534.8
n2
6572778469510276
n3
5.3287272613283E+23
n4
4.3201416809258E+31
n5
3.5024543813151E+39
2 √n
9004.0365392417
3 √n
432.80423246772
4 √n
94.889601849948
5 √n
38.174635543011
1 , 2 , 109 , 218 , 383 , 766 , 971 , 1942 , 41747 , 83494 , 105839 , 211678 , 371893 , 743786 , 40536337 , 81072674
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
-81072673
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 81072674 can be divided by 16 positive divisors.
The sum of these divisors (counting 81072674) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110101010001001000100010
3
Ternary
12122112220210122
4
Quaternary
10311101020202
5
Quinary
131223311144
6
Senary
12013400242
8
Octal
465211042
10
Decimal
81072674
12
Duodecimal
23199082
16
Hexadecimal
4d51222
20
Vigesimal
156e1de
36
Base36
1c9o2q
md5
4114d1161cd7ea4e0c9d7a240323b974
sha1
0164548aebd529c25691fbe11d16ae9493029386
sha256
94f75712984eb31e6523ddc3f9204e5e5ca5be0e5dbd674502318638cfd2eb96
sha512
b99ea190b86a5c42d6a03a0e589ec3e033c15088167d478edc6dd426b9ec7b70f9947a610b0ad60a5e428dffa322ee52a1e695204fb6dae426aa4daa08c0c99b
ripemd-160
b47f7d0296150318e9bbcb9e04b97b31812a06fb
Diameter
162145348
Circumference
509394634.09056
Area
2.0648992553487E+16
Volume
2.232092055623E+24
Surface area
8.2595970213947E+16
Circumference
509394634.09056
Perimeter
324290696
Area
6572778469510276
Diagonal
114654075.10865
Surface area
39436670817061656
Volume
5.3287272613283E+23
Space diagonal
140421990.47347
Perimeter
243218022
Area
2.8460965640217E+15
Altitude
70210995.236734
Surface area
2.8460965640217E+15
Volume
6.2799653026314E+22
Height
38218025.036218