1621029426979599

Names of 1621029426979599

• Cardinal: 1621029426979599 can be written as One quadrillion, six hundred twenty-one trillion, twenty-nine billion, four hundred twenty-six million, nine hundred seventy-nine thousand, five hundred ninety-nine.

Scientific notation

• Scientific notation: 1.621029426979599 × 10¹⁵

Factors of 1621029426979599

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 18111

Divisors of 1621029426979599

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 13 21 39 63 67 91 117 169 201 273 331 397 469 507 603 819 871 993 1183 1191 1407 1521 2317 2613 2779 2979 3549 3573 4221 4303 5161 6097 6951 7839 8337 10647 11323 12909 15483 17293 18291 20853 22177 25011 26599 30121 33969 36127 38727 46449 51879 54873 55939 66531 67093 79261 79797 90363 101907 108381 121051 131407 155239 155637 167817 186193 199593 201279 224809 237783 239391 271089 288301 325143 345787 363153 391573 394221 465717 469651 503451 558579 603837 674427 713349 864903 919849 1037361 1089459 1158631 1174719 1182663 1397151 1408953 1573663 1675737 1708291 2018107 2023281 2420509 2594709 2759547 2922517 3112083 3475893 3524157 3747913 4226859 4495231 4720989 5124873 5723983 6054321 6865321 7261527 8110417 8278641 8767551 8804269 10427679 11243739 11958037 13485693 14162967 15062203 15374619 17171949 18162963 20457619 20595963 21784581 22207783 24331251 26235391 26302653 26412807 31466617 33731217 35874111 40067881 40457079 45186609 48057247 51515847 61372857 61629883 61787889 66623349 72993753 74411779 78706173 79238421 89249173 94399851 105435421 107622333 114455497 120203643 135559827 144171741 155454481 184118571 184889649 195808639 199870047 223235337 236118519 267747519 283199553 316306263 343366491 360610929 383506861 432515223 459976507 466363443 520882453 554668947 587425917 624744211 669706011 801188479 803242557 948918789 967353127 1030099473 1150520583 1160239249 1370660473 1379929521 1399090329 1487921461 1562647359 1762277751 1874232633 2272421251 2403565437 2684548027 2902059381 3219835549 3451561749 3480717747 4111981419 4139788563 4463764383 4687942077 4985589193 5622697899 5979694591 6771471889 6817263753 7210696311 8053644081 8121674743 8706178143 9659506647 10415450227 10442153241 12335944257 13391293149 14956767579 15906948757 17939083773 20314415667 20451791259 24160932243 24365024229 28978519941 29541476263 31246350681 34899124351 41857862137 44870302737 47720846271 53817251319 60943247001 64812659509 73095072687 77736029683 88624428789 93739052043 104697373053 125573586411 143162538813 152252223817 194437978527 206790333841 233208089049 265873286367 314092119159 376720759233 384039191419 453688616563 456756671451 544152207781 583313935581 620371001523 699624267147 1065765566719 1152117574257 1361065849689 1370270014353 1632456623343 1861113004569 1979278909621 2688274339933 3197296700157 3456352722771 4083197549067 4897369870029 5937836728863 8064823019799 9591890100471 13854952367347 17813510186589 24194469059397 25730625825073 41564857102041 77191877475219 124694571306123 180114380775511 231575632425657 540343142326533 1621029426979599
• Sum of all divisors σ(n): 2957399207453184
• Sum of proper divisors (its aliquot sum) s(n): 1336369780473585
• 1621029426979599 is a deficient number, because the sum of its proper divisors (1336369780473585) is less than itself. Its deficiency is 284659646506014

Bases of 1621029426979599

• Binary: 101110000100101000101010011001010100110001100001111₂
• Hexadecimal: 0x5C251532A630F
• Base-36: FYLUMZ311R

Squares and roots of 1621029426979599

• 1621029426979599 squared (1621029426979599²) is 2627736403133807086319962200801
• 1621029426979599 cubed (1621029426979599³) is 4259638035825427855105455066658090422168458799
• The square root of 1621029426979599 is 40262009.7235545235
• The cube root of 1621029426979599 is 117470.9009451783

Scales and comparisons

• 1,621,029,426,979,599 seconds is equal to 51,543,721 years, 31 weeks, 3 days, 2 hours, 46 minutes, 39 seconds.
• To count from 1 to 1,621,029,426,979,599 would take you about one hundred fifty-four million, six hundred thirty-one thousand, one hundred sixty-four 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 1621029426979599 cubic inches would be around 9789.2 feet tall.

Recreational maths with 1621029426979599

• 1621029426979599 backwards is 9959796249201261
• The number of decimal digits it has is: 16
• The sum of 1621029426979599's digits is 81
• More coming soon!