1920994471380231

Names of 1920994471380231

• Cardinal: 1920994471380231 can be written as One quadrillion, nine hundred twenty trillion, nine hundred ninety-four billion, four hundred seventy-one million, three hundred eighty thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 1.920994471380231 × 10¹⁵

Factors of 1920994471380231

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 930

Divisors of 1920994471380231

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 9 13 27 37 39 81 111 117 169 243 333 351 481 507 729 877 999 1053 1369 1443 1521 2187 2197 2631 2997 3159 4107 4329 4563 6253 6561 6591 7893 8991 9477 11401 12321 12987 13689 17797 18759 19683 19773 23679 26973 28431 32449 34203 36963 38961 41067 50653 53391 56277 59319 71037 80919 81289 85293 97347 102609 110889 116883 123201 148213 151959 160173 168831 177957 213111 231361 242757 243867 255879 292041 307827 332667 350649 369603 421837 444639 455877 480519 506493 533871 639333 658489 694083 728271 731601 876123 923481 998001 1051947 1108809 1200613 1265511 1333917 1367631 1441557 1519479 1601613 1917999 1926769 1975467 2082249 2194803 2628369 2770443 2994003 3007693 3155841 3326427 3601839 3796533 4001751 4102893 4324671 4558437 4804839 5483881 5753997 5780307 5926401 6246747 6584409 7885107 8311329 8560357 8982009 9023079 9467523 10805517 11389599 12005253 12308679 12974013 13675311 14414517 15607969 16451643 17261991 17340921 17779203 18740241 19753227 23655321 24933987 25681071 26946027 27069237 32416551 34168797 36015759 36926037 38922039 41025933 43243551 44422681 46823907 49354929 52022763 53337609 56220723 59259681 70965963 71290453 74801961 77043213 81207711 97249653 102506391 108047277 110778111 111284641 116766117 123077799 133268043 140471721 148064787 156068289 160012827 168662169 177779043 202903597 212897889 213871359 224405883 231129639 243623133 291748959 307519173 324141831 332334333 333853923 350298351 399804129 421415163 444194361 468204867 480038481 505986507 533337129 577494853 608710791 638693667 641614077 693388917 730869399 875246877 922557519 972425493 997002999 1001561769 1199412387 1264245489 1332583083 1404614601 1440115443 1517959521 1600011387 1732484559 1826132373 1924842231 2080166751 2192608197 2625740631 2637746761 2767672557 2917276479 3004685307 3598237161 3792736467 3997749249 4213843803 4320346329 4553878563 5197453677 5478397119 5774526693 6240500253 6577824591 7507433089 7877221893 7913240283 8303017671 9014055921 10794711483 11378209401 11993247747 12641531409 12961038987 15592361031 16435191357 17323580079 18721500759 19733473773 22522299267 23631665679 23739720849 27042167763 32384134449 34134628203 35979743241 37924594227 46777083093 49305574071 51970740237 56164502277 59200421319 67566897801 71219162547 81126503289 97152403347 97596630157 102403884609 107939229723 140331249279 147916722213 155912220711 168493506831 202700693403 213657487641 243379509867 291457210041 292789890471 307211653827 420993747837 443750166639 467736662133 608102080209 640972462923 730138529601 874371630123 878369671413 1262981243511 1331250499917 1403209986399 1824306240627 1922917388769 2190415588803 2635109014239 3788943730533 3993751499751 5472918721881 5768752166307 7905327042717 11366831191599 16418756165643 17306256498921 23715981128151 49256268496929 51918769496763 71147943384453 147768805490787 213443830153359 640331490460077 1920994471380231
• Sum of all divisors σ(n): 3211817302601600
• Sum of proper divisors (its aliquot sum) s(n): 1290822831221369
• 1920994471380231 is a deficient number, because the sum of its proper divisors (1290822831221369) is less than itself. Its deficiency is 630171640158862

Bases of 1920994471380231

• Binary: 110110100110010001001100001000101010000010100000111₂
• Hexadecimal: 0x6D32261150507
• Base-36: IWXOODNHFR

Squares and roots of 1920994471380231

• 1920994471380231 squared (1920994471380231²) is 3690219759073413138550177613361
• 1920994471380231 cubed (1920994471380231³) is 7088891755358114671465891102418529311136866391
• The square root of 1920994471380231 is 43829150.9315459017
• The cube root of 1920994471380231 is 124310.7552412835

Scales and comparisons

• 1,920,994,471,380,231 seconds is equal to 61,081,682 years, 8 weeks, 3 days, 15 hours, 23 minutes, 51 seconds.
• To count from 1 to 1,920,994,471,380,231 would take you about one hundred eighty-three million, two hundred forty-five thousand and forty-six 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 1920994471380231 cubic inches would be around 10359.2 feet tall.

Recreational maths with 1920994471380231

• 1920994471380231 backwards is 1320831744990291
• The number of decimal digits it has is: 16
• The sum of 1920994471380231's digits is 63
• More coming soon!