1988490136827702928

Names of 1988490136827702928

• Cardinal: 1988490136827702928 can be written as One quintillion, nine hundred eighty-eight quadrillion, four hundred ninety trillion, one hundred thirty-six billion, eight hundred twenty-seven million, seven hundred two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.988490136827702928 × 10¹⁸

Factors of 1988490136827702928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 83

Divisors of 1988490136827702928

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 43 49 56 62 86 98 112 124 172 196 217 248 301 343 344 392 434 496 602 686 688 784 868 1204 1333 1372 1519 1736 1849 2107 2408 2666 2744 3038 3472 3698 4214 4816 5332 5488 6076 7396 8428 9331 10633 10664 12152 12943 14749 14792 16856 18662 21266 21328 24304 25886 29498 29584 33712 37324 42532 51772 57319 58996 65317 74648 79507 85064 90601 103544 114638 117992 130634 149296 159014 170128 181202 207088 229276 235984 261268 318028 362404 401233 457219 458552 522536 556549 634207 636056 724808 802466 914438 917104 1045072 1113098 1268414 1272112 1449616 1604932 1828876 2226196 2464717 2536828 2808631 3209864 3418801 3657752 3895843 4452392 4929434 5073656 5617262 6419728 6837602 7315504 7791686 8904784 9858868 10147312 11234524 13675204 15583372 17253019 19660417 19717736 22469048 23931607 27270901 27350408 31166744 34506038 39320834 39435472 44938096 47863214 54541802 54700816 62333488 69012076 78641668 95726428 105982831 109083604 120771133 138024152 147008443 157283336 167521249 191452856 211965662 218167208 241542266 276048304 294016886 314566672 335042498 382905712 423931324 436334416 483084532 588033772 670084996 741879817 845397931 847862648 966169064 1029059101 1172648743 1176067544 1340169992 1483759634 1690795862 1695725296 1932338128 2058118202 2345297486 2352135088 2680339984 2967519268 3381591724 4116236404 4557261733 4690594972 5193158719 5935038536 6321363049 6763183448 7203413707 8232472808 9114523466 9381189944 10386317438 11870077072 12642726098 13526366896 14406827414 16464945616 18229046932 18762379888 20772634876 25285452196 28813654828 31900832131 36352111033 36458093864 41545269752 44249541343 50423895949 50570904392 57627309656 63801664262 72704222066 72916187728 83090539504 88499082686 100847791898 101141808784 115254619312 127603328524 145408444132 176998165372 195962254519 201695583796 223305824917 255206657048 271818611107 290816888264 309746789401 353996330744 391924509038 403391167592 446611649834 510413314096 543637222214 581633776528 619493578802 707992661488 783849018076 806782335184 893223299668 1087274444428 1238987157604 1371735781633 1563140774419 1567698036152 1786446599336 1902730277749 2168227525807 2174548888856 2477974315208 2743471563266 3126281548838 3135396072304 3572893198672 3805460555498 4336455051614 4349097777712 4955948630416 5486943126532 6252563097676 7610921110996 8426376944317 8672910103228 9602150471431 10973886253064 11688200277601 12505126195352 13319111944243 15221842221992 16852753888634 17345820206456 19204300942862 21947772506128 23376400555202 25010252390704 26638223888486 30443684443984 33705507777268 34691640412912 38408601885724 46752801110404 53276447776972 58984638610219 67215053300017 67411015554536 76817203771448 81817401943207 93233783609701 93505602220808 106552895553944 117969277220438 134430106600034 134822031109072 153634407542896 163634803886414 186467567219402 187011204441616 213105791107888 235938554440876 268860213200068 327269607772828 362334208605631 372935134438804 412892470271533 471877108881752 537720426400136 572721813602449 654539215545656 724668417211262 745870268877608 825784940543066 943754217763504 1075440852800272 1145443627204898 1309078431091312 1449336834422524 1491740537755216 1651569881086132 2290887254409796 2536339460239417 2890247291900731 2898673668845048 3303139762172264 4009052695217143 4581774508819592 5072678920478834 5780494583801462 5797347337690096 6606279524344528 8018105390434286 9163549017639184 10145357840957668 11560989167602924 16036210780868572 17754376221675919 20290715681915336 23121978335205848 32072421561737144 35508752443351838 40581431363830672 46243956670411696 64144843123474288 71017504886703676 124280633551731433 142035009773407352 248561267103462866 284070019546814704 497122534206925732 994245068413851464 1988490136827702928
• Sum of all divisors σ(n): 4748303533727116800
• Sum of proper divisors (its aliquot sum) s(n): 2759813396899413872
• 1988490136827702928 is an abundant number, because the sum of its proper divisors (2759813396899413872) is greater than itself. Its abundance is 771323260071710944

Bases of 1988490136827702928

• Binary: 1101110011000100010010011111001110100111110111010111010010000₂
• Hexadecimal: 0x1B98893E74FBAE90
• Base-36: F3VGX9ULBUZ4

Squares and roots of 1988490136827702928

• 1988490136827702928 squared (1988490136827702928²) is 3954093024261056712417728553019773184
• 1988490136827702928 cubed (1988490136827702928³) is 7862674978842334335344493616447579871784982530292682752
• The square root of 1988490136827702928 is 1410138339.6063320029
• The cube root of 1988490136827702928 is 1257499.4787962333

Scales and comparisons

• 1,988,490,136,827,702,928 seconds is equal to 63,227,835,547 years, 14 weeks, 3 days, 12 hours, 35 minutes, 28 seconds.
• To count from 1 to 1,988,490,136,827,702,928 would take you about two hundred twenty-one billion, two hundred ninety-seven million, four hundred twenty-four thousand, four hundred fifteen 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 1988490136827702928 cubic inches would be around 104791.6 feet tall.

Recreational maths with 1988490136827702928

• 1988490136827702928 backwards is 8292077286310948891
• The number of decimal digits it has is: 19
• The sum of 1988490136827702928's digits is 94
• More coming soon!