19991373511872

Names of 19991373511872

• Cardinal: 19991373511872 can be written as Nineteen trillion, nine hundred ninety-one billion, three hundred seventy-three million, five hundred eleven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.9991373511872 × 10¹³

Factors of 19991373511872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1530

Divisors of 19991373511872

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 42 48 49 56 62 64 84 93 96 98 112 124 147 168 186 192 196 217 224 248 294 336 372 392 434 448 496 588 651 672 744 784 868 961 992 1176 1302 1344 1487 1488 1519 1568 1736 1922 1984 2352 2604 2883 2974 2976 3038 3136 3472 3844 4461 4557 4704 5208 5766 5948 5952 6076 6727 6944 7688 8922 9114 9408 10409 10416 11532 11896 12152 13454 13888 15376 17844 18228 20181 20818 20832 23064 23792 24304 26908 30752 31227 35688 36456 40362 41636 41664 46097 46128 47089 47584 48608 53816 61504 62454 71376 72863 72912 80724 83272 92194 92256 94178 95168 97216 107632 124908 138291 141267 142752 145726 145824 161448 166544 184388 184512 188356 215264 218589 249816 276582 282534 285504 291452 291648 322679 322896 333088 368776 376712 430528 437178 499632 553164 565068 582904 645358 645792 666176 737552 753424 874356 968037 999264 1106328 1130136 1165808 1290716 1291584 1429007 1475104 1506848 1748712 1936074 1998528 2211169 2212656 2258753 2260272 2331616 2581432 2858014 2950208 3013696 3497424 3872148 4287021 4422338 4425312 4517506 4520544 4663232 5162864 5716028 6633507 6776259 6994848 7744296 8574042 8844676 8850624 9035012 9041088 10003049 10325728 11432056 13267014 13552518 13989696 15478183 15488592 17148084 17689352 18070024 20006098 20651456 22864112 26534028 27105036 30009147 30956366 30977184 34296168 35378704 36140048 40012196 45728224 46434549 53068056 54210072 60018294 61912732 61954368 68546239 68592336 70021343 70757408 72280096 80024392 91456448 92869098 106136112 108347281 108420144 120036588 123825464 137092478 137184672 140042686 141514816 144560192 160048784 185738196 205638717 210064029 212272224 216694562 216840288 240073176 247650928 274184956 274369344 280085372 320097568 325041843 371476392 411277434 420128058 424544448 433389124 433680576 479823673 480146352 495301856 548369912 560170744 640195136 650083686 742952784 822554868 840256116 866778248 959647346 960292704 990603712 1096739824 1120341488 1300167372 1439471019 1485905568 1645109736 1680512232 1733556496 1919294692 1920585408 2124933409 2193479648 2240682976 2600334744 2878942038 2971811136 3290219472 3358765711 3361024464 3467112992 3838589384 4249866818 4386959296 4481365952 5200669488 5757884076 6374800227 6580438944 6717531422 6722048928 6934225984 7677178768 8499733636 10076297133 10401338976 11515768152 12749600454 13160877888 13435062844 13444097856 14874533863 15354357536 16999467272 20152594266 20802677952 23031536304 25499200908 26870125688 29749067726 30708715072 33998934544 40305188532 44623601589 46063072608 50998401816 53740251376 59498135452 67997869088 80610377064 89247203178 92126145216 101996803632 104121737041 107480502752 118996270904 135995738176 161220754128 178494406356 203993607264 208243474082 214961005504 237992541808 312365211123 322441508256 356988812712 407987214528 416486948164 475985083616 624730422246 644883016512 713977625424 832973896328 951970167232 1249460844492 1427955250848 1665947792656 2498921688984 2855910501696 3331895585312 4997843377968 6663791170624 9995686755936 19991373511872
• Sum of all divisors σ(n): 63621208219356
• Sum of proper divisors (its aliquot sum) s(n): 43629834707484
• 19991373511872 is an abundant number, because the sum of its proper divisors (43629834707484) is greater than itself. Its abundance is 23638461195612

Bases of 19991373511872

• Binary: 100100010111010011010101101110111110011000000₂
• Hexadecimal: 0x122E9AB77CC0
• Base-36: 733WRMKLC

Squares and roots of 19991373511872

• 19991373511872 squared (19991373511872²) is 399655014891177422524944384
• 19991373511872 cubed (19991373511872³) is 7989652678582294045251534607487563726848
• The square root of 19991373511872 is 4471171.3802841421
• The cube root of 19991373511872 is 27140.2729561547

Scales and comparisons

• 19,991,373,511,872 seconds is equal to 635,663 years, 43 weeks, 4 days, 20 hours, 51 minutes, 12 seconds.
• To count from 1 to 19,991,373,511,872 would take you about one million, five hundred eighty-nine thousand, one hundred fifty-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 19991373511872 cubic inches would be around 2261.7 feet tall.

Recreational maths with 19991373511872

• 19991373511872 backwards is 27811537319991
• The number of decimal digits it has is: 14
• The sum of 19991373511872's digits is 66
• More coming soon!