66657904 is an even 8-digits composite number following 66657903
and preceding 66657905 . In scientific notation, it is written as 6.6657904 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 10 positive divisors.
There are 33328944 positive integers (up to 66657904) that are relatively prime to 66657904.
66657904 has 10 divisors, whose sum is 129149720
The reverse of 66657904 is 40975666
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-six million six hundred fifty-seven thousand nine hundred four
Scientific notation
6.6657904 × 10^7
Engineering notation
6.6657904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 4166119
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
8332238
Product of the distinct prime numbers
The prime factorization of 66657904 is 2 × 2 × 2 × 2 × 4166119.
Since it has a total of 5 prime factors.
7 , 8 , 8 , 3 , 339 , 67 , 508 , 2313 , 89068 , 32091 , 555145 , 232136 , 1664420 , 8336282 , 78332192 , 76907082 , 234141374 , 63113145 , 8105746069 , 5618219306
n×2
133315808
n×3
199973712
n×4
266631616
n×5
333289520
n÷2
33328952
n÷3
22219301.333333
n÷3
16664476
n÷5
13331580.8
n2
4443276165673216
n3
2.9617947609693E+23
n4
1.974270308444E+31
n5
1.3160072069031E+39
2 √n
8164.4291900904
3 √n
405.46236682358
4 √n
90.357230978436
5 √n
36.708812081135
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66657903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66657904 can be divided by 10 positive divisors.
The sum of these divisors (counting 66657904) is 1, the average is 0.1.
Base
System
Value
2
Binary
11111110010001111001110000
3
Ternary
11122102120110021
4
Quaternary
3332101321300
5
Quinary
114031023104
6
Senary
10340413224
8
Octal
376217160
10
Decimal
66657904
12
Duodecimal
1a3a7214
16
Hexadecimal
3f91e70
20
Vigesimal
10gc4f4
36
Base36
13opkg
md5
4fda5ac0096db9c904d31da4027804a1
sha1
13e675c2e96cee8957a4f868066010031510afd4
sha256
6ca46d9026267794c74fd5b20dac70841f67eb0099c101cf3c10215d68a3acb7
sha512
97c1e068dd386fce28bdf00b4b931eb8aa2f046ce4a2f1fc7c72118ff241ce78d167f3aa28d1c41ec180f92bd2f777e30fac71109b49d2c954ebb82e66ac60c6
ripemd-160
cdba233d5f4312912963f4f72154623b6491058c
Diameter
133315808
Circumference
418823963.02019
Area
1.395896375995E+16
Volume
1.2406336883336E+24
Surface area
5.5835855039798E+16
Circumference
418823963.02019
Perimeter
266631616
Area
4443276165673216
Diagonal
94268511.876164
Surface area
26659656994039296
Volume
2.9617947609693E+23
Space diagonal
115454876.45405
Perimeter
199973712
Area
1.9239950177515E+15
Altitude
57727438.227024
Surface area
1.9239950177515E+15
Volume
3.4905085999403E+22
Height
31422837.292055