664989739 is an odd 9-digits composite number following 664989738
and preceding 664989740 . In scientific notation, it is written as 6.64989739 × 10^8.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 664317720 positive integers (up to 664989739) that are relatively prime to 664989739.
664989739 has 4 divisors, whose sum is 665661760
The reverse of 664989739 is 937989466
Previous prime number is 991
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 61
Digital Root 7
Name
six hundred sixty-four million nine hundred eighty-nine thousand seven hundred thirty-nine
Scientific notation
6.64989739 × 10^8
Engineering notation
6.64989739 × 10^6
Prime Factorization
991 × 671029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
664989739
Product of the distinct prime numbers
The prime factorization of 664989739 is 991 × 671029.
Since it has a total of 2 prime factors.
4 , 7 , 44 , 87 , 760 , 598 , 1087 , 2896 , 50909 , 84473 , 414436 , 406875 , 5188651 , 6254548 , 39395594 , 76115644 , 721559337 , 383389699 , 1508164388 , 9225488571
n×2
1329979478
n×3
1994969217
n×4
2659958956
n×5
3324948695
n÷2
332494869.5
n÷3
221663246.33333
n÷3
166247434.75
n÷5
132997947.8
n2
442211352975288121
n3
2.9406601219787E+26
n4
1.9555088070023E+35
n5
1.3003932911807E+44
2 √n
25787.394963431
3 √n
872.8473841055
4 √n
160.58454148339
5 √n
58.151776784142
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
-664989738
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 664989739 can be divided by 4 positive divisors.
The sum of these divisors (counting 664989739) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111101000101111000000101011
3
Ternary
1201100021222102121
4
Quaternary
213220233000223
5
Quinary
2330214132424
6
Senary
145553012111
8
Octal
4750570053
10
Decimal
664989739
12
Duodecimal
166854037
16
Hexadecimal
27a2f02b
20
Vigesimal
a7g3e6j
36
Base36
azx1d7
md5
e1d3c5e8850775f3b2f27f5b946b9ae3
sha1
30aa49a60e5cac427537db61258095e42c95d898
sha256
da5bee16f6473376ba6e699a9ad8c3db262941eda96d0fcb6db9eb0d380978a9
sha512
e973cb76c65d42c783eedeb74c3188baca0ac6b6fdfd72e77c18a8c3a740f2927b41fd9edcd10677736c8558fafdba0ce51651ba95b9b3151dc4b992980a1267
ripemd-160
1559e21000a57f2f12658baa079da15d9a346b73
Diameter
1329979478
Circumference
4178253757.51
Area
1.3892479378412E+18
Volume
1.231780831455E+27
Surface area
5.5569917513647E+18
Circumference
4178253757.51
Perimeter
2659958956
Area
442211352975288121
Diagonal
940437507.73274
Surface area
2653268117851728726
Volume
2.9406601219787E+26
Space diagonal
1151796014.46
Perimeter
1994969217
Area
1.9148313275924E+17
Altitude
575898007.22998
Surface area
1.9148313275924E+17
Volume
3.4656011890267E+25
Height
313479169.24425