689934905 is an odd 9-digits composite number following 689934904
and preceding 689934906 . In scientific notation, it is written as 6.89934905 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 500664000 positive integers (up to 689934905) that are relatively prime to 689934905.
689934905 has 16 divisors, whose sum is 905179968
The reverse of 689934905 is 509439986
Previous prime number is 461
Is Prime? no Number parity odd Number length 9 Sum of Digits 53 Digital Root 8
Name
six hundred eighty-nine million nine hundred thirty-four thousand nine hundred five
Scientific notation
6.89934905 × 10^8
Engineering notation
6.89934905 × 10^6
Prime Factorization
5 × 11 × 461 × 27211
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
689934905 Product of the distinct prime numbers
The prime factorization of 689934905 is 5 × 11 × 461 × 27211.
Since it has a total of 4 prime factors.
9 , 8 , 5 , 62 , 506 , 515 , 4002 , 5463 , 85412 , 47155 , 295436 , 592244 , 7965351 , 7650372 , 28514301 , 27823960 , 752595414 , 397783023 , 3864149 , 9669327900
n×2
1379869810
n×3
2069804715
n×4
2759739620
n×5
3449674525
n÷2
344967452.5
n÷3
229978301.66667
n÷3
172483726.25
n÷5
137986981
n2
476010173137359025
n3
3.2841603358256E+26
n4
2.2658568493026E+35
n5
1.5632937300672E+44
2 √n26266.611981754
3 √n883.62780317285
4 √n162.06977504073
5 √n58.581653192256
1 , 5 , 11 , 55 , 461 , 2305 , 5071 , 25355 , 27211 , 136055 , 299321 , 1496605 , 12544271 , 62721355 , 137986981 , 689934905
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-689934904 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 689934905 can be divided by 16 positive divisors.
The sum of these divisors (counting 689934905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001000111111001001000111001
3
Ternary
1210002020022202122
4
Quaternary
221013321020321
5
Quinary
2403110404110
6
Senary
152243411025
8
Octal
5107711071
10
Decimal
689934905
12
Duodecimal
173083a75
16
Hexadecimal
291f9239
20
Vigesimal
afc1h55
36
Base36
berp6h
md5
6577804b2995ff04c54abf24d2156367
sha1
17481fa85ca4dd21f4d349d530150e81f1654c62
sha256
fa382b8bf70c2c0ac82afbcbd32fcc41d801f838e6457d2e118aafe4022db391
sha512
4cb64f53251b40ff320d8518a915691748a05e8a29ecab2fa26a8a35fd9321c99b1646a5f64cbe105c10f025c4424d33de5b44b6c485b2e6d36369fb55824d57
ripemd-160
36a1f99d7cfd1e8435c4b59668ed0e531b8d892c
Diameter
1379869810
Circumference
4334988858.0063
Area
1.4954300629623E+18
Volume
1.3756658645654E+27
Surface area
5.9817202518493E+18
Circumference
4334988858.0063
Perimeter
2759739620
Area
476010173137359025
Diagonal
975715299.80559
Surface area
2856061038824154150
Volume
3.2841603358256E+26
Space diagonal
1195002309.3752
Perimeter
2069804715
Area
2.0611845119839E+17
Altitude
597501154.6876
Surface area
2.0611845119839E+17
Volume
3.8704200732769E+25
Height
325238433.26853