1988991366544

Names of 1988991366544

• Cardinal: 1988991366544 can be written as One trillion, nine hundred eighty-eight billion, nine hundred ninety-one million, three hundred sixty-six thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.988991366544 × 10¹²

Factors of 1988991366544

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3871

Divisors of 1988991366544

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 31 52 56 62 91 104 109 112 124 182 208 217 218 248 364 403 434 436 496 728 763 806 868 872 1417 1456 1526 1612 1736 1744 2821 2834 3052 3224 3379 3472 3709 5642 5668 6104 6448 6758 7418 9919 11284 11336 11881 12208 13516 14836 19838 22568 22672 23653 23762 25963 27032 29672 39676 43927 45136 47306 47524 48217 51926 54064 59344 79352 83167 87854 94612 95048 96434 103852 114979 154453 158704 166334 175708 189224 190096 192868 207704 229958 307489 308906 332668 337519 351416 368311 378448 385736 404281 415408 459916 614978 617812 665336 675038 702832 736622 771472 804853 808562 919832 1081171 1229956 1235624 1330672 1350076 1473244 1494727 1609706 1617124 1839664 2162342 2459912 2471248 2578177 2700152 2829967 2946488 2989454 3219412 3234248 4324684 4788043 4919824 5156354 5255653 5400304 5659934 5892976 5978908 6438824 6468496 8649368 9576086 10312708 10463089 10511306 11319868 11957816 12532711 12877648 17298736 19152172 20625416 20926178 21022612 22639736 23915632 25065422 33516301 36789571 38304344 41250832 41852356 42045224 44066629 45279472 50130844 67032602 73579142 76608688 83704712 84090448 87728977 88133258 100261688 134065204 147158284 162925243 167409424 175457954 176266516 200523376 268130408 294316568 308466403 325850486 350915908 352533032 536260816 572866177 588633136 616932806 651700972 701831816 705066064 1140476701 1145732354 1233865612 1303401944 1366065499 1403663632 2280953402 2291464708 2467731224 2606803888 2732130998 4010063239 4561906804 4582929416 4935462448 5464261996 8020126478 9123813608 9165858832 9562458493 10928523992 16040252956 17758851487 18247627216 19124916986 21857047984 32080505912 35517702974 38249833972 64161011824 71035405948 76499667944 124311960409 142070811896 152999335888 248623920818 284141623792 497247841636 994495683272 1988991366544
• Sum of all divisors σ(n): 4942640317440
• Sum of proper divisors (its aliquot sum) s(n): 2953648950896
• 1988991366544 is an abundant number, because the sum of its proper divisors (2953648950896) is greater than itself. Its abundance is 964657584352

Bases of 1988991366544

• Binary: 11100111100011001000111111011010110010000₂
• Hexadecimal: 0x1CF191FB590
• Base-36: PDQA3SLS

Squares and roots of 1988991366544

• 1988991366544 squared (1988991366544²) is 3956086656186568562503936
• 1988991366544 cubed (1988991366544³) is 7868622204455006496952853343018717184
• The square root of 1988991366544 is 1410316.0520053653
• The cube root of 1988991366544 is 12576.0512732223

Scales and comparisons

• 1,988,991,366,544 seconds is equal to 63,243 years, 40 weeks, 1 day, 9 hours, 49 minutes, 4 seconds.
• To count from 1 to 1,988,991,366,544 would take you about one hundred fifty-eight thousand, one hundred nine 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 1988991366544 cubic inches would be around 1048 feet tall.

Recreational maths with 1988991366544

• 1988991366544 backwards is 4456631998891
• The number of decimal digits it has is: 13
• The sum of 1988991366544's digits is 73
• More coming soon!