66745237 is an odd 8-digits composite number following 66745236
and preceding 66745238 . In scientific notation, it is written as 6.6745237 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 61610976 positive integers (up to 66745237) that are relatively prime to 66745237.
66745237 has 4 divisors, whose sum is 71879500
The reverse of 66745237 is 73254766
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-six million seven hundred forty-five thousand two hundred thirty-seven
Scientific notation
6.6745237 × 10^7
Engineering notation
6.6745237 × 10^6
Prime Factorization
13 × 5134249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66745237
Product of the distinct prime numbers
The prime factorization of 66745237 is 13 × 5134249.
Since it has a total of 2 prime factors.
1 , 2 , 1 , 62 , 44 , 249 , 8566 , 4519 , 696 , 64304 , 661573 , 728999 , 5378297 , 8346486 , 69184759 , 50285002 , 239569443 , 414818037 , 3970177426 , 9942573656
n×2
133490474
n×3
200235711
n×4
266980948
n×5
333726185
n÷2
33372618.5
n÷3
22248412.333333
n÷3
16686309.25
n÷5
13349047.4
n2
4454926662186169
n3
2.9734513588523E+23
n4
1.9846371565457E+31
n5
1.3246507737265E+39
2 √n
8169.7758231178
3 √n
405.6393640465
4 √n
90.386812219028
5 √n
36.718425980498
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
-66745236
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 66745237 can be divided by 4 positive divisors.
The sum of these divisors (counting 66745237) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110100111001110010101
3
Ternary
11122121000020211
4
Quaternary
3332213032111
5
Quinary
114041321422
6
Senary
10342325421
8
Octal
376471625
10
Decimal
66745237
12
Duodecimal
1a429871
16
Hexadecimal
3fa7395
20
Vigesimal
10h331h
36
Base36
13qkyd
md5
506a49325e453592afd703eb085d602f
sha1
2a9b5d1f58f30caf6db560987965d43bec3f2bf0
sha256
9c2fed03254ef3c1daf4d908c17296c162b92821168d4e8010e33ae786515d9e
sha512
5347bfd57d86bceb7667232841f4215babe09bdac403b6d5b2c50c468211856cff25a6c401d74109aeb8ebd9406f768131155aa206223d4341a1ffc5a246c1db
ripemd-160
9cea8863f5c4208698c00950eea9d02bb7a80494
Diameter
133490474
Circumference
419372692.44262
Area
1.3995564874205E+16
Volume
1.2455163926369E+24
Surface area
5.5982259496821E+16
Circumference
419372692.44262
Perimeter
266980948
Area
4454926662186169
Diagonal
94392019.389207
Surface area
26729559973117014
Volume
2.9734513588523E+23
Space diagonal
115606141.64723
Perimeter
200235711
Area
1.9290398307249E+15
Altitude
57803070.823613
Surface area
1.9290398307249E+15
Volume
3.5042460322881E+22
Height
31464006.463069