661569129 is an odd 9-digits composite number following 661569128
and preceding 661569130 . In scientific notation, it is written as 6.61569129 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 402538752 positive integers (up to 661569129) that are relatively prime to 661569129.
661569129 has 24 divisors, whose sum is 1040686920
The reverse of 661569129 is 921965166
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
six hundred sixty-one million five hundred sixty-nine thousand one hundred twenty-nine
Scientific notation
6.61569129 × 10^8
Engineering notation
6.61569129 × 10^6
Prime Factorization
3 × 3 × 13 × 89 × 63533
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
220523043
Product of the distinct prime numbers
The prime factorization of 661569129 is 3 × 3 × 13 × 89 × 63533.
Since it has a total of 5 prime factors.
10 , 5 , 73 , 56 , 321 , 195 , 9311 , 6348 , 70611 , 1901 , 134837 , 84817 , 3609748 , 3432444 , 6157753 , 59999818 , 995278458 , 159266234 , 2978764609 , 3047098522
n×2
1323138258
n×3
1984707387
n×4
2646276516
n×5
3307845645
n÷2
330784564.5
n÷3
220523043
n÷3
165392282.25
n÷5
132313825.8
n2
437673712445818641
n3
2.8955141672898E+26
n4
1.9155827856611E+35
n5
1.2672904350372E+44
2 √n
25720.986159166
3 √n
871.34821087067
4 √n
160.37763609421
5 √n
58.091828463091
1 , 3 , 9 , 13 , 39 , 89 , 117 , 267 , 801 , 1157 , 3471 , 10413 , 63533 , 190599 , 571797 , 825929 , 2477787 , 5654437 , 7433361 , 16963311 , 50889933 , 73507681 , 220523043 , 661569129
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-661569128
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 661569129 can be divided by 24 positive divisors.
The sum of these divisors (counting 661569129) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111011011101011111001101001
3
Ternary
1201002212012020100
4
Quaternary
213123223321221
5
Quinary
2323330203004
6
Senary
145351420013
8
Octal
4733537151
10
Decimal
661569129
12
Duodecimal
165684609
16
Hexadecimal
276ebe69
20
Vigesimal
a6eg2g9
36
Base36
axvq09
md5
a76bea01d7be0fd7da99ab8d74671106
sha1
7ecdd5352216f840ee8989a05a4c05bf5232861d
sha256
318b23ffb97cbb092a330f0379498e66f1d8b3f86581f5c23c672eb90dc11d23
sha512
6fc45e33406e7ee7493ebf812b173dbcb5af1c82eccf88570bbeeb8bdc06bb977f548d8d11bae8657908e27ec7d8762fdfc3dc0f23c4aa1fc35f545b8c492c50
ripemd-160
7d779a6b3142c3c124d532ac05be5b742244297d
Diameter
1323138258
Circumference
4156761431.0164
Area
1.3749925196892E+18
Volume
1.2128701381764E+27
Surface area
5.4999700787566E+18
Circumference
4156761431.0164
Perimeter
2646276516
Area
437673712445818641
Diagonal
935600034.67916
Surface area
2626042274674911846
Volume
2.8955141672898E+26
Space diagonal
1145871344.1471
Perimeter
1984707387
Area
1.8951827677336E+17
Altitude
572935672.07354
Surface area
1.8951827677336E+17
Volume
3.4123961711872E+25
Height
311866678.22639