18428906970

Names of 18428906970

• Cardinal: 18428906970 can be written as Eighteen billion, four hundred twenty-eight million, nine hundred six thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.842890697 × 10¹⁰

Factors of 18428906970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10449

Divisors of 18428906970

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 45 54 62 71 81 90 93 135 142 155 162 186 213 270 279 310 355 405 426 465 558 639 710 810 837 930 1065 1278 1395 1674 1917 2130 2201 2511 2790 3195 3834 4185 4402 5022 5751 6390 6603 8370 9585 10337 11005 11502 12555 13206 19170 19809 20674 22010 25110 28755 31011 33015 39618 51685 57510 59427 62022 66030 93033 99045 103370 118854 155055 178281 186066 198090 279099 297135 310110 320447 356562 465165 558198 594270 640894 733927 837297 891405 930330 961341 1395495 1467854 1602235 1674594 1782810 1922682 2201781 2790990 2884023 3204470 3669635 4186485 4403562 4806705 5768046 6605343 7339270 8372970 8652069 9613410 11008905 13210686 14420115 17304138 19816029 22017810 22751737 25956207 28840230 33026715 39632058 43260345 45503474 51912414 59448087 66053430 68255211 86520690 99080145 113758685 118896174 129781035 136510422 198160290 204765633 227517370 259562070 297240435 341276055 409531266 594480870 614296899 682552110 1023828165 1228593798 1842890697 2047656330 3071484495 3685781394 6142968990 9214453485 18428906970
• Sum of all divisors σ(n): 51877241856
• Sum of proper divisors (its aliquot sum) s(n): 33448334886
• 18428906970 is an abundant number, because the sum of its proper divisors (33448334886) is greater than itself. Its abundance is 15019427916

Bases of 18428906970

• Binary: 10001001010011100101100110111011010₂
• Hexadecimal: 0x44A72CDDA
• Base-36: 8GS3FMI

Squares and roots of 18428906970

• 18428906970 squared (18428906970²) is 339624612108914580900
• 18428906970 cubed (18428906970³) is 6258910381277522319082638873000
• The square root of 18428906970 is 135753.1103511077
• The cube root of 18428906970 is 2641.3940339051

Scales and comparisons

• 18,428,906,970 seconds is equal to 585 years, 51 weeks, 12 hours, 49 minutes, 30 seconds.
• To count from 1 to 18,428,906,970 would take you about one thousand, one hundred seventy-one 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 18428906970 cubic inches would be around 220.1 feet tall.

Recreational maths with 18428906970

• 18428906970 backwards is 07960982481
• 18428906970 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18428906970's digits is 54
• More coming soon!