137805428640

Names of 137805428640

• Cardinal: 137805428640 can be written as One hundred thirty-seven billion, eight hundred five million, four hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.3780542864 × 10¹¹

Factors of 137805428640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2372704

Divisors of 137805428640

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 66 80 88 96 110 120 121 132 160 165 176 220 240 242 264 330 352 363 440 480 484 528 605 660 726 880 968 1056 1210 1320 1452 1760 1815 1936 2420 2640 2904 3630 3872 4840 5280 5808 7260 9680 11616 14520 19360 29040 58080 2372683 4745366 7118049 9490732 11863415 14236098 18981464 23726830 26099513 28472196 35590245 37962928 47453660 52199026 56944392 71180490 75925856 78298539 94907320 104398052 113888784 130497565 142360980 156597078 189814640 208796104 227777568 260995130 284721960 287094643 313194156 379629280 391492695 417592208 521990260 569443920 574189286 626388312 782985390 835184416 861283929 1043980520 1138887840 1148378572 1252776624 1435473215 1565970780 1722567858 2087961040 2296757144 2505553248 2870946430 3131941560 3445135716 4175922080 4306419645 4593514288 5741892860 6263883120 6890271432 8612839290 9187028576 11483785720 12527766240 13780542864 17225678580 22967571440 27561085728 34451357160 45935142880 68902714320 137805428640
• Sum of all divisors σ(n): 477137261664
• Sum of proper divisors (its aliquot sum) s(n): 339331833024
• 137805428640 is an abundant number, because the sum of its proper divisors (339331833024) is greater than itself. Its abundance is 201526404384

Bases of 137805428640

• Binary: 10000000010101110101111111011110100000₂
• Hexadecimal: 0x2015D7F7A0
• Base-36: 1RB1SL9C

Squares and roots of 137805428640

• 137805428640 squared (137805428640²) is 18990336162654132249600
• 137805428640 cubed (137805428640³) is 2616971414912245454723375468544000
• The square root of 137805428640 is 371221.5357976959
• The cube root of 137805428640 is 5165.2194227343

Scales and comparisons

• 137,805,428,640 seconds is equal to 4,381 years, 40 weeks, 6 days, 5 hours, 44 minutes.
• To count from 1 to 137,805,428,640 would take you about eight thousand, seven 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 137805428640 cubic inches would be around 430.4 feet tall.

Recreational maths with 137805428640

• 137805428640 backwards is 046824508731
• 137805428640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 137805428640's digits is 48
• More coming soon!