73981906 is an even 8-digits composite number following 73981905
and preceding 73981907 . In scientific notation, it is written as 7.3981906 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 36990952 positive integers (up to 73981906) that are relatively prime to 73981906.
73981906 has 4 divisors, whose sum is 110972862
The reverse of 73981906 is 60918937
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-three million nine hundred eighty-one thousand nine hundred six
Scientific notation
7.3981906 × 10^7
Engineering notation
7.3981906 × 10^6
Prime Factorization
2 × 36990953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
73981906
Product of the distinct prime numbers
The prime factorization of 73981906 is 2 × 36990953.
Since it has a total of 2 prime factors.
3 , 8 , 72 , 35 , 526 , 973 , 399 , 8070 , 44561 , 17949 , 757692 , 63006 , 3180459 , 8861178 , 45099264 , 26632084 , 426371023 , 136275746 , 2175783882 , 4668439763
n×2
147963812
n×3
221945718
n×4
295927624
n×5
369909530
n÷2
36990953
n÷3
24660635.333333
n÷3
18495476.5
n÷5
14796381.2
n2
5473322415392836
n3
4.0492682444329E+23
n4
2.9957258262842E+31
n5
2.2162950648193E+39
2 √n
8601.2735103588
3 √n
419.79942425827
4 √n
92.743051008465
5 √n
37.482202546223
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
-73981905
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 73981906 can be divided by 4 positive divisors.
The sum of these divisors (counting 73981906) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011010001101111111010010
3
Ternary
12011012200002121
4
Quaternary
10122031333102
5
Quinary
122414410111
6
Senary
11201404454
8
Octal
432157722
10
Decimal
73981906
12
Duodecimal
2093972a
16
Hexadecimal
468dfd2
20
Vigesimal
1327ef6
36
Base36
181osy
md5
df5c714489d42a4b37de906df5b0c84b
sha1
585ba60b4ce14c0f0f8625e4495e8746ca99f966
sha256
5902851a84f030a0c438e52bc21e5b7df06f006aa92529b298868797a16b7a9e
sha512
dded4e6ef729b258fad326199e609e463911dcf9892e69398562c4ca66de2928ae4bcb4fbe1c1862b3dce0f48780ccad752197602d54b8ee1be22c393b34eb78
ripemd-160
00faf905ad2d82221cc147b0b58c180b136a0f1c
Diameter
147963812
Circumference
464842024.77634
Area
1.7194949490926E+16
Volume
1.6961535158833E+24
Surface area
6.8779797963706E+16
Circumference
464842024.77634
Perimeter
295927624
Area
5473322415392836
Diagonal
104626214.83541
Surface area
32839934492357016
Volume
4.0492682444329E+23
Space diagonal
128140420.03278
Perimeter
221945718
Area
2.3700181274165E+15
Altitude
64070210.016392
Surface area
2.3700181274165E+15
Volume
4.772108390803E+22
Height
34875404.945137