66131490 is an even 8-digits composite number following 66131489
and preceding 66131491 . In scientific notation, it is written as 6.6131490 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 17635056 positive integers (up to 66131490) that are relatively prime to 66131490.
66131490 has 16 divisors, whose sum is 158715648
The reverse of 66131490 is 09413166
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
sixty-six million one hundred thirty-one thousand four hundred ninety
Scientific notation
6.6131490 × 10^7
Engineering notation
6.6131490 × 10^6
Prime Factorization
2 × 5 × 3 × 2204383
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66131490
Product of the distinct prime numbers
The prime factorization of 66131490 is 2 × 5 × 3 × 2204383.
Since it has a total of 4 prime factors.
10 , 10 , 3 , 54 , 930 , 172 , 3765 , 1935 , 96720 , 70132 , 807301 , 112445 , 6387653 , 4032874 , 96645615 , 44698487 , 596431041 , 782935271 , 5637276142 , 6026068447
n×2
132262980
n×3
198394470
n×4
264525960
n×5
330657450
n÷2
33065745
n÷3
22043830
n÷3
16532872.5
n÷5
13226298
n2
4373373969620100
n3
2.8921773693819E+23
n4
1.9126399878151E+31
n5
1.2648573222779E+39
2 √n
8132.127028029
3 √n
404.39219910969
4 √n
90.178306859405
5 √n
36.65064833772
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 2204383 , 4408766 , 6613149 , 11021915 , 13226298 , 22043830 , 33065745 , 66131490
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
-66131489
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 66131490 can be divided by 16 positive divisors.
The sum of these divisors (counting 66131490) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111100010001011000100010
3
Ternary
11121102211100110
4
Quaternary
3330101120202
5
Quinary
113412201430
6
Senary
10321232150
8
Octal
374213042
10
Decimal
66131490
12
Duodecimal
1a192656
16
Hexadecimal
3f11622
20
Vigesimal
10d68ea
36
Base36
13dfdu
md5
2eeafdf956b3a52e204eab596ec6e79d
sha1
16a651199b3ed7b65e46a63ccb815d63e7cebe6f
sha256
85fc3405864dad6d1b028767a50266ac15e22262a790c48541e8c06ef1ea29c1
sha512
8f256da633afe18290d6b8d4b33f31348d5f74205ea9d81e396e10150d55d0efe30cd81c83fbebfc47dcf5188527f82f28586892f838a73fe28f8badbe2c36e7
ripemd-160
b48ac826529ce93aaa0e3f2422e96cf8566b59b7
Diameter
132262980
Circumference
415516406.30989
Area
1.3739359534359E+16
Volume
1.2114724235372E+24
Surface area
5.4957438137437E+16
Circumference
415516406.30989
Perimeter
264525960
Area
4373373969620100
Diagonal
93524050.057941
Surface area
26240243817720600
Volume
2.8921773693819E+23
Space diagonal
114543100.66023
Perimeter
198394470
Area
1.8937264789703E+15
Altitude
57271550.330117
Surface area
1.8937264789703E+15
Volume
3.4084637171404E+22
Height
31174683.352647