12942772920

Names of 12942772920

• Cardinal: 12942772920 can be written as Twelve billion, nine hundred forty-two million, seven hundred seventy-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.294277292 × 10¹⁰

Factors of 12942772920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 17321

Divisors of 12942772920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 27 28 30 33 35 36 40 42 44 45 54 55 56 60 63 66 70 72 77 81 84 88 90 99 105 108 110 120 126 132 135 140 154 162 165 168 180 189 198 210 216 220 231 243 252 264 270 280 297 308 315 324 330 360 378 385 396 405 420 440 462 486 495 504 540 567 594 616 630 648 660 693 756 770 792 810 840 891 924 945 972 990 1080 1134 1155 1188 1215 1260 1320 1386 1485 1512 1540 1620 1701 1782 1848 1890 1944 1980 2079 2268 2310 2376 2430 2520 2673 2772 2835 2970 3080 3240 3402 3465 3564 3780 3960 4158 4455 4536 4620 4860 5346 5544 5670 5940 6237 6804 6930 7128 7560 8316 8505 8910 9240 9720 10395 10692 11340 11880 12474 13365 13608 13860 16632 17010 17293 17820 18711 20790 21384 22680 24948 26730 27720 31185 34020 34586 35640 37422 41580 49896 51879 53460 62370 68040 69172 74844 83160 86465 93555 103758 106920 121051 124740 138344 149688 155637 172930 187110 190223 207516 242102 249480 259395 311274 345860 363153 374220 380446 415032 466911 484204 518790 570669 605255 622548 691720 726306 748440 760892 778185 933822 951115 968408 1037580 1089459 1141338 1210510 1245096 1331561 1400733 1452612 1521784 1556370 1712007 1815765 1867644 1902230 2075160 2178918 2282676 2334555 2421020 2663122 2801466 2853345 2905224 3112740 3268377 3424014 3631530 3735288 3804460 3994683 4202199 4357836 4565352 4669110 4842040 5136021 5326244 5447295 5602932 5706690 6225480 6536754 6657805 6848028 7003665 7263060 7608920 7989366 8404398 8560035 8715672 9338220 9805131 10272042 10652488 10894590 11205864 11413380 11984049 13073508 13315610 13696056 14007330 14526120 15408063 15978732 16341885 16808796 17120070 18676440 19610262 19973415 20544084 21010995 21789180 22826760 23968098 25680105 26147016 26631220 28014660 29415393 30816126 31957464 32683770 33617592 34240140 35952147 39220524 39946830 41088168 42021990 43578360 46224189 47936196 49025655 51360210 53262440 56029320 58830786 59920245 61632252 65367540 68480280 71904294 77040315 78441048 79893660 84043980 92448378 95872392 98051310 102720420 107856441 117661572 119840490 123264504 130735080 143808588 147076965 154080630 159787320 168087960 179760735 184896756 196102620 205440840 215712882 231120945 235323144 239680980 287617176 294153930 308161260 323569323 359521470 369793512 392205240 431425764 462241890 479361960 539282205 588307860 616322520 647138646 719042940 862851528 924483780 1078564410 1176615720 1294277292 1438085880 1617846615 1848967560 2157128820 2588554584 3235693230 4314257640 6471386460 12942772920
• Sum of all divisors σ(n): 54388938240
• Sum of proper divisors (its aliquot sum) s(n): 41446165320
• 12942772920 is an abundant number, because the sum of its proper divisors (41446165320) is greater than itself. Its abundance is 28503392400

Bases of 12942772920

• Binary: 1100000011011100110000101010111000₂
• Hexadecimal: 0x303730AB8
• Base-36: 5Y1SJI0

Squares and roots of 12942772920

• 12942772920 squared (12942772920²) is 167515370858685326400
• 12942772920 cubed (12942772920³) is 2168113405633549589331281088000
• The square root of 12942772920 is 113766.3083693937
• The cube root of 12942772920 is 2347.8793556513

Scales and comparisons

• 12,942,772,920 seconds is equal to 411 years, 28 weeks, 14 hours, 42 minutes.
• To count from 1 to 12,942,772,920 would take you about eight hundred twenty-three 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 12942772920 cubic inches would be around 195.7 feet tall.

Recreational maths with 12942772920

• 12942772920 backwards is 02927724921
• 12942772920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12942772920's digits is 45
• More coming soon!