12445927907490

Names of 12445927907490

• Cardinal: 12445927907490 can be written as Twelve trillion, four hundred forty-five billion, nine hundred twenty-seven million, nine hundred seven thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.244592790749 × 10¹³

Factors of 12445927907490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 344448

Divisors of 12445927907490

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 33 35 42 45 54 55 63 66 70 77 90 99 105 110 126 135 154 165 189 198 210 231 270 297 315 330 378 385 462 495 594 630 693 770 945 990 1155 1386 1485 1747 1890 2079 2310 2970 3465 3494 4158 5241 6930 8735 10395 10482 12229 15723 17470 19217 20790 24458 26205 31446 36687 38434 47169 52410 57651 61145 73374 78615 94338 96085 110061 115302 122290 134519 157230 172953 183435 192170 220122 235845 269038 288255 330183 342673 345906 366870 403557 471690 518859 550305 576510 660366 672595 685346 807114 864765 1028019 1037718 1100610 1210671 1345190 1650915 1713365 1729530 2017785 2056038 2398711 2421342 2594295 3084057 3301830 3426730 3632013 3769403 4035570 4797422 5140095 5188590 6053355 6168114 7196133 7264026 7538806 9252171 10280190 11308209 11993555 12106710 14392266 15420285 18160065 18504342 18847015 21588399 22616418 23987110 26385821 30840570 33924627 35980665 36320130 37694030 43176798 46260855 52771642 56541045 64765197 67849254 71961330 79157463 92521710 101773881 107941995 113082090 129530394 131929105 158314926 169623135 203547762 215883990 237472389 263858210 323825985 339246270 395787315 474944778 508869405 598649731 647651970 712417167 791574630 1017738810 1187361945 1197299462 1424834334 1795949193 2374723890 2993248655 3562085835 3591898386 4190548117 5387847579 5986497310 6585147041 7124171670 8381096234 8979745965 10775695158 12571644351 13170294082 16163542737 17959491930 19755441123 20952740585 25143288702 26939237895 32327085474 32925735205 37714933053 39510882246 41905481170 46096029287 53878475790 59266323369 62858221755 65851470410 75429866106 80817713685 92192058574 98777205615 113144799159 118532646738 125716443510 138288087861 161635427370 177798970107 188574665265 197554411230 226289598318 230480146435 276576175722 296331616845 355597940214 377149330530 414864263583 460960292870 565723995795 592663233690 691440439305 829728527166 888994850535 1131447991590 1244592790749 1382880878610 1777989701070 2074321317915 2489185581498 4148642635830 6222963953745 12445927907490
• Sum of all divisors σ(n): 41402475786240
• Sum of proper divisors (its aliquot sum) s(n): 28956547878750
• 12445927907490 is an abundant number, because the sum of its proper divisors (28956547878750) is greater than itself. Its abundance is 16510619971260

Bases of 12445927907490

• Binary: 10110101000111001011000111001010000010100010₂
• Hexadecimal: 0xB51CB1CA0A2
• Base-36: 4ETKW4QSI

Squares and roots of 12445927907490

• 12445927907490 squared (12445927907490²) is 154901121478438409998100100
• 12445927907490 cubed (12445927907490³) is 1927888190709995255300496672468559749000
• The square root of 12445927907490 is 3527878.6696101101
• The cube root of 12445927907490 is 23174.4317430861

Scales and comparisons

• 12,445,927,907,490 seconds is equal to 395,742 years, 3 days, 12 hours, 31 minutes, 30 seconds.
• To count from 1 to 12,445,927,907,490 would take you about nine hundred eighty-nine thousand, three hundred fifty-five 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 12445927907490 cubic inches would be around 1931.2 feet tall.

Recreational maths with 12445927907490

• 12445927907490 backwards is 09470972954421
• 12445927907490 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12445927907490's digits is 63
• More coming soon!