1987555080656016

Names of 1987555080656016

• Cardinal: 1987555080656016 can be written as One quadrillion, nine hundred eighty-seven trillion, five hundred fifty-five billion, eighty million, six hundred fifty-six thousand and sixteen.

Scientific notation

• Scientific notation: 1.987555080656016 × 10¹⁵

Factors of 1987555080656016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2369

Divisors of 1987555080656016

• Number of divisors d(n): 375
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 36 46 48 54 69 72 81 92 108 138 144 162 184 207 216 276 324 368 414 432 529 552 621 648 828 1058 1104 1242 1296 1587 1656 1863 2116 2341 2484 3174 3312 3726 4232 4682 4761 4968 6348 7023 7452 8464 9364 9522 9936 12167 12696 14046 14283 14904 18728 19044 21069 24334 25392 28092 28566 29808 36501 37456 38088 42138 42849 48668 53843 56184 57132 63207 73002 76176 84276 85698 97336 107686 109503 112368 114264 126414 146004 161529 168552 171396 189621 194672 215372 219006 228528 252828 279841 292008 323058 328509 337104 342792 379242 430744 438012 484587 505656 559682 584016 646116 657018 685584 758484 839523 861488 876024 969174 985527 1011312 1119364 1238389 1292232 1314036 1453761 1516968 1679046 1752048 1938348 1971054 2238728 2476778 2518569 2584464 2628072 2907522 3033936 3358092 3715167 3876696 3942108 4361283 4477456 4953556 5037138 5256144 5480281 5815044 6716184 7430334 7555707 7753392 7884216 8722566 9907112 10074276 10960562 11145501 11630088 13432368 14860668 15111414 15768432 16440843 17445132 19814224 20148552 21921124 22291002 22667121 23260176 28482947 29721336 30222828 32881686 33436503 34890264 40297104 43842248 44582004 45334242 49322529 56965894 59442672 60445656 65763372 66873006 69780528 85448841 87684496 89164008 90668484 98645058 100309509 113931788 120891312 126046463 131526744 133746012 147967587 170897682 178328016 181336968 197290116 200619018 227863576 252092926 256346523 263053488 267492024 295935174 341795364 362673936 378139389 394580232 401238036 443902761 455727152 504185852 512693046 534984048 591870348 655107781 683590728 756278778 769039569 789160464 802476072 887805522 1008371704 1025386092 1134418167 1183740696 1310215562 1367181456 1512557556 1538079138 1604952144 1775611044 1965323343 2016743408 2050772184 2268836334 2307118707 2367481392 2620431124 2899068649 3025115112 3076158276 3403254501 3551222088 3930646686 4101544368 4537672668 4614237414 5240862248 5798137298 5895970029 6050230224 6152316552 6806509002 7102444176 7861293372 8697205947 9075345336 9228474828 10209763503 10481724496 11596274596 11791940058 12304633104 13613018004 15722586744 17394411894 17687910087 18150690672 18456949656 20419527006 23192549192 23583880116 26091617841 27226036008 31445173488 34788823788 35375820174 36913899312 40839054012 46385098384 47167760232 52183235682 53063730261 54452072016 66678578927 69577647576 70751640348 78274853523 81678108024 94335520464 104366471364 106127460522 133357157854 139155295152 141503280696 156549707046 163356216048 200035736781 208732942728 212254921044 234824560569 266714315708 283006561392 313099414092 400071473562 417465885456 424509842088 469649121138 533428631416 600107210343 626198828184 800142947124 849019684176 939298242276 1066857262832 1200214420686 1252397656368 1533607315321 1600285894248 1800321631029 1878596484552 2400428841372 3067214630642 3200571788496 3600643262058 3757192969104 4600821945963 4800857682744 5400964893087 6134429261284 7201286524116 9201643891926 9601715365488 10801929786174 12268858522568 13802465837889 14402573048232 18403287783852 21603859572348 24537717045136 27604931675778 28805146096464 36806575567704 41407397513667 43207719144696 55209863351556 73613151135408 82814795027334 86415438289392 110419726703112 124222192541001 165629590054668 220839453406224 248444385082002 331259180109336 496888770164004 662518360218672 993777540328008 1987555080656016
• Sum of all divisors σ(n): 6016610254803753
• Sum of proper divisors (its aliquot sum) s(n): 4029055174147737
• 1987555080656016 is an abundant number, because the sum of its proper divisors (4029055174147737) is greater than itself. Its abundance is 2041500093491721

Bases of 1987555080656016

• Binary: 111000011111010101110111010100011011101010010010000₂
• Hexadecimal: 0x70FABBA8DD490
• Base-36: JKJ275VD00

Squares and roots of 1987555080656016

• 1987555080656016 squared (1987555080656016²) is 3950375198641542267152916992256
• 1987555080656016 cubed (1987555080656016³) is 7851588296557515768426527296705321454071812096
• 1987555080656016 is a perfect square number. Its square root is 44582004
• The cube root of 1987555080656016 is 125730.2341450579

Scales and comparisons

• 1,987,555,080,656,016 seconds is equal to 63,198,103 years, 33 weeks, 6 days, 19 hours, 33 minutes, 36 seconds.
• To count from 1 to 1,987,555,080,656,016 would take you about one hundred eighty-nine million, five hundred ninety-four thousand, three hundred ten 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 1987555080656016 cubic inches would be around 10477.5 feet tall.

Recreational maths with 1987555080656016

• 1987555080656016 backwards is 6106560805557891
• 1987555080656016 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1987555080656016's digits is 72
• More coming soon!