9789012135

Names of 9789012135

• Cardinal: 9789012135 can be written as Nine billion, seven hundred eighty-nine million, twelve thousand, one hundred thirty-five.

Scientific notation

• Scientific notation: 9.789012135 × 10⁹

Factors of 9789012135

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 517

Divisors of 9789012135

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 7 9 15 19 21 27 31 35 43 45 57 63 93 95 105 129 133 135 155 171 189 215 217 279 285 301 315 387 399 409 465 513 589 645 651 665 817 837 855 903 945 1085 1161 1197 1227 1333 1395 1505 1767 1935 1953 1995 2045 2451 2565 2709 2863 2945 3255 3591 3681 3999 4085 4123 4185 4515 5301 5719 5805 5859 5985 6135 6665 7353 7771 8127 8589 8835 9331 9765 11043 11997 12255 12369 12679 13545 14315 15903 17157 17587 17955 18405 19995 20615 22059 23313 25327 25767 26505 27993 28595 29295 35991 36765 37107 38037 38855 40635 42945 46655 51471 52761 54397 55215 59985 61845 63395 69939 75981 77301 79515 83979 85785 87935 88753 110295 111321 114111 116565 123109 126635 128835 139965 154413 158283 163191 177289 179955 185535 190185 209817 227943 240901 251937 257355 263805 266259 271985 334153 342333 349695 369327 379905 386505 419895 443765 474849 489573 531867 545197 556605 570555 615545 683829 722703 772065 791415 798777 815955 886445 1002459 1049085 1107981 1139715 1204505 1259685 1331295 1468719 1595601 1635591 1670765 1686307 1711665 1846635 2168109 2339071 2374245 2396331 2447865 2659335 2725985 3007377 3323943 3419145 3613515 3816379 3993885 4786803 4906773 5012295 5058921 5539905 6504327 7017213 7343595 7978005 8177955 8431535 9022131 10358743 10840545 11449137 11695355 11981655 14720319 15036885 15176763 16619715 19081895 21051639 23934015 24533865 25294605 31076229 32521635 34347411 35086065 45110655 45530289 51793715 57245685 63154917 72511201 73601595 75883815 93228687 103042233 105258195 155381145 171737055 217533603 227651445 279686061 315774585 362556005 466143435 515211165 652600809 1087668015 1398430305 1957802427 3263004045 9789012135
• Sum of all divisors σ(n): 22167552000
• Sum of proper divisors (its aliquot sum) s(n): 12378539865
• 9789012135 is an abundant number, because the sum of its proper divisors (12378539865) is greater than itself. Its abundance is 2589527730

Bases of 9789012135

• Binary: 1001000111011110000111100010100111₂
• Hexadecimal: 0x2477878A7
• Base-36: 4HW4I3R

Squares and roots of 9789012135

• 9789012135 squared (9789012135²) is 95824758579177258225
• 9789012135 cubed (9789012135³) is 938029724565011539080553560375
• The square root of 9789012135 is 98939.4367024593
• The cube root of 9789012135 is 2139.1748744155

Scales and comparisons

• 9,789,012,135 seconds is equal to 311 years, 13 weeks, 3 days, 18 hours, 2 minutes, 15 seconds.
• To count from 1 to 9,789,012,135 would take you about six hundred twenty-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 9789012135 cubic inches would be around 178.3 feet tall.

Recreational maths with 9789012135

• 9789012135 backwards is 5312109879
• 9789012135 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9789012135's digits is 45
• More coming soon!