18774947795968

Names of 18774947795968

• Cardinal: 18774947795968 can be written as Eighteen trillion, seven hundred seventy-four billion, nine hundred forty-seven million, seven hundred ninety-five thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8774947795968 × 10¹³

Factors of 18774947795968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1999

Divisors of 18774947795968

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 182 208 224 256 337 364 416 448 512 547 674 728 832 896 1024 1093 1094 1348 1456 1664 1792 2186 2188 2359 2696 2912 3328 3584 3829 4372 4376 4381 4718 5392 5824 6656 7111 7168 7651 7658 8744 8752 8762 9436 10784 11648 13312 14209 14222 15302 15316 17488 17504 17524 18872 21568 23296 28418 28444 30604 30632 30667 34976 35008 35048 37744 43136 46592 49777 56836 56888 61208 61264 61334 69952 70016 70096 75488 86272 93184 99463 99554 113672 113776 122416 122528 122668 139904 140032 140192 150976 172544 184339 198926 199108 227344 227552 244832 245056 245336 279808 280064 280384 301952 345088 368341 368678 397852 398216 454688 455104 489664 490112 490672 559616 560128 560768 597871 603904 736682 737356 795704 796432 909376 910208 979328 980224 981344 1119232 1121536 1195742 1207808 1290373 1473364 1474712 1591408 1592864 1818752 1820416 1958656 1960448 1962688 2243072 2391484 2396407 2415616 2578387 2580746 2946728 2949424 3182816 3185728 3637504 3640832 3917312 3920896 3925376 4185097 4486144 4782968 4788433 4792814 5156774 5161492 5893456 5898848 6365632 6371456 7275008 7281664 7772323 7834624 7850752 8370194 9565936 9576866 9585628 10313548 10322984 11786912 11797696 12731264 12742912 14550016 15544646 15701504 16740388 16774849 19131872 19153732 19171256 20627096 20645968 23573824 23595392 25462528 25485824 31089292 31403008 33480776 33519031 33549698 38263744 38307464 38342512 41254192 41291936 47147648 47190784 50925056 50971648 54406261 62178584 66961552 67038062 67099396 76527488 76614928 76685024 82508384 82583872 94295296 94381568 101850112 108812522 124357168 133923104 134076124 134198792 153054976 153229856 153370048 165016768 165167744 188590592 188763136 201482527 217625044 248714336 267846208 268152248 268397584 306109952 306459712 306740096 330033536 330335488 377181184 402965054 435250088 497428672 535692416 536304496 536795168 612219904 612919424 613480192 660067072 660670976 805930108 870500176 994857344 1071384832 1072608992 1073590336 1225838848 1226960384 1320134144 1321341952 1410377689 1611860216 1741000352 1989714688 2142769664 2145217984 2147180672 2451677696 2453920768 2619272851 2640268288 2820755378 3223720432 3482000704 3979429376 4285539328 4290435968 4294361344 4903355392 5238545702 5641510756 6447440864 6964001408 7958858752 8580871936 8588722688 10477091404 11283021512 12894881728 13928002816 17161743872 17177445376 18334909957 20954182808 22566043024 25789763456 27856005632 34323487744 36669819914 41908365616 45132086048 51579526912 55712011264 73339639828 83816731232 90264172096 103159053824 146679279656 167633462464 180528344192 206318107648 293358559312 335266924928 361056688384 586717118624 670533849856 722113376768 1173434237248 1341067699712 1444226753536 2346868474496 2682135399424 4693736948992 9387473897984 18774947795968
• Sum of all divisors σ(n): 46456923478784
• Sum of proper divisors (its aliquot sum) s(n): 27681975682816
• 18774947795968 is an abundant number, because the sum of its proper divisors (27681975682816) is greater than itself. Its abundance is 8907027886848

Bases of 18774947795968

• Binary: 100010001001101100010000110000001010000000000₂
• Hexadecimal: 0x111362181400
• Base-36: 6NL3B5V5S

Squares and roots of 18774947795968

• 18774947795968 squared (18774947795968²) is 352498664741323660957057024
• 18774947795968 cubed (18774947795968³) is 6618144028666777621136626666244493279232
• The square root of 18774947795968 is 4333006.7846667399
• The cube root of 18774947795968 is 26578.2416694735

Scales and comparisons

• 18,774,947,795,968 seconds is equal to 596,985 years, 13 weeks, 5 days, 12 hours, 39 minutes, 28 seconds.
• To count from 1 to 18,774,947,795,968 would take you about one million, four hundred ninety-two thousand, four hundred sixty-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 18774947795968 cubic inches would be around 2214.9 feet tall.

Recreational maths with 18774947795968

• 18774947795968 backwards is 86959774947781
• 18774947795968 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18774947795968's digits is 91
• More coming soon!