1666742457 is an odd 10-digits composite number following 1666742456
and preceding 1666742458 . In scientific notation, it is written as 1.666742457 × 10^9.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 1111161636 positive integers (up to 1666742457) that are relatively prime to 1666742457.
1666742457 has 4 divisors, whose sum is 2222323280
The reverse of 1666742457 is 7542476661
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion six hundred sixty-six million seven hundred forty-two thousand four hundred fifty-seven
Scientific notation
1.666742457 × 10^9
Engineering notation
1.666742457 × 10^9
Prime Factorization
3 × 555580819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1666742457
Product of the distinct prime numbers
The prime factorization of 1666742457 is 3 × 555580819.
Since it has a total of 2 prime factors.
9 , 6 , 9 , 6 , 595 , 607 , 7903 , 6583 , 23887 , 39898 , 729639 , 595416 , 5090991 , 8584000 , 22099143 , 48364347 , 752065549 , 734325479 , 7451344857 , 3073163829
n×2
3333484914
n×3
5000227371
n×4
6666969828
n×5
8333712285
n÷2
833371228.5
n÷3
555580819
n÷3
416685614.25
n÷5
333348491.4
n2
2778030417966396849
n3
4.630261244462E+27
n4
7.7174530031466E+36
n5
1.2863006580247E+46
2 √n
40825.757274054
3 √n
1185.6490730996
4 √n
202.05384746165
5 √n
69.883347437681
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
-1666742456
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 1666742457 can be divided by 4 positive divisors.
The sum of these divisors (counting 1666742457) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011010110000111100010111001
3
Ternary
11022011021021211010
4
Quaternary
1203112013202321
5
Quinary
11403141224312
6
Senary
433220024133
8
Octal
14326074271
10
Decimal
1666742457
12
Duodecimal
3a6232049
16
Hexadecimal
635878b9
20
Vigesimal
160h2g2h
36
Base36
rkc2pl
md5
0b16f57269e3d0aa582a3f8098016b13
sha1
622009074d7504554783b72f504bde124436e688
sha256
c79edf010308ff87038c42d7b6cc9ccf3d3b1019a55040be09b8d9407c97bfa2
sha512
27aaa575aa9e221cc4419e79d1d6ce453568dedf241d15bbc6f317c80f79255d7d95352ac3bfac6afa5eb29f46205a03e664a14a25c336fa8e6ffcb8fcaa03d3
ripemd-160
d53d53a7174221867f01a3ead117c13edf080480
Diameter
3333484914
Circumference
10472451716.675
Area
8.7274399525322E+18
Volume
1.9395192946405E+28
Surface area
3.4909759810129E+19
Circumference
10472451716.675
Perimeter
6666969828
Area
2778030417966396849
Diagonal
2357129787.6725
Surface area
1.6668182507798E+19
Volume
4.630261244462E+27
Space diagonal
2886882618.6562
Perimeter
5000227371
Area
1.2029224572224E+18
Altitude
1443441309.3281
Surface area
1.2029224572224E+18
Volume
5.4568152077073E+26
Height
785709929.22415