1388168438272

Names of 1388168438272

• Cardinal: 1388168438272 can be written as One trillion, three hundred eighty-eight billion, one hundred sixty-eight million, four hundred thirty-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.388168438272 × 10¹²

Factors of 1388168438272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 65347

Divisors of 1388168438272

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 49 56 64 77 88 98 112 121 128 154 176 196 224 242 256 308 343 352 392 448 484 512 539 616 686 704 784 847 896 968 1078 1232 1372 1408 1568 1694 1792 1936 2156 2464 2744 2816 3136 3388 3584 3773 3872 4312 4928 5488 5632 5929 6272 6776 7546 7744 8624 9856 10976 11858 12544 13552 15092 15488 17248 19712 21952 23716 25088 27104 30184 30976 34496 39424 41503 43904 47432 54208 60368 61952 65327 68992 83006 87808 94864 108416 120736 130654 137984 166012 175616 189728 216832 241472 261308 275968 332024 379456 433664 457289 482944 522616 664048 718597 758912 914578 965888 1045232 1328096 1437194 1517824 1829156 1931776 2090464 2656192 2874388 3035648 3201023 3658312 4180928 5030179 5312384 5748776 6402046 7316624 7904567 8361856 10060358 10624768 11497552 12804092 14633248 15809134 16723712 20120716 21249536 22407161 22995104 25608184 29266496 31618268 33447424 35211253 40241432 44814322 45990208 51216368 55331969 58532992 63236536 70422506 80482864 89628644 91980416 102432736 110663938 117065984 126473072 140845012 160965728 179257288 183960832 204865472 221327876 234131968 246478771 252946144 281690024 321931456 358514576 367921664 387323783 409730944 442655752 492957542 505892288 563380048 643862912 717029152 774647566 819461888 885311504 985915084 1011784576 1126760096 1287725824 1434058304 1549295132 1638923776 1770623008 1971830168 2023569152 2253520192 2575451648 2711266481 2868116608 3098590264 3541246016 3943660336 4047138304 4507040384 5422532962 5736233216 6197180528 7082492032 7887320672 9014080768 10845065924 11472466432 12394361056 14164984064 15774641344 18028161536 21690131848 24788722112 28329968128 31549282688 43380263696 49577444224 63098565376 86760527392 99154888448 126197130752 173521054784 198309776896 347042109568 694084219136 1388168438272
• Sum of all divisors σ(n): 3555384940800
• Sum of proper divisors (its aliquot sum) s(n): 2167216502528
• 1388168438272 is an abundant number, because the sum of its proper divisors (2167216502528) is greater than itself. Its abundance is 779048064256

Bases of 1388168438272

• Binary: 10100001100110101010010010110001000000000₂
• Hexadecimal: 0x14335496200
• Base-36: HPPRNA4G

Squares and roots of 1388168438272

• 1388168438272 squared (1388168438272²) is 1927011613014523474345984
• 1388168438272 cubed (1388168438272³) is 2675016701370378681437148065875099648
• The square root of 1388168438272 is 1178205.6010187695
• The cube root of 1388168438272 is 11155.2863275095

Scales and comparisons

• 1,388,168,438,272 seconds is equal to 44,139 years, 24 weeks, 7 hours, 57 minutes, 52 seconds.
• To count from 1 to 1,388,168,438,272 would take you about one hundred ten thousand, three hundred forty-eight 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 1388168438272 cubic inches would be around 929.6 feet tall.

Recreational maths with 1388168438272

• 1388168438272 backwards is 2728348618831
• The number of decimal digits it has is: 13
• The sum of 1388168438272's digits is 61
• More coming soon!