990899109888

Names of 990899109888

• Cardinal: 990899109888 can be written as Nine hundred ninety billion, eight hundred ninety-nine million, one hundred nine thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 9.90899109888 × 10¹¹

Factors of 990899109888

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 241

Divisors of 990899109888

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 37 48 64 74 96 111 128 148 192 199 222 256 296 384 398 444 512 592 597 768 796 888 1024 1184 1194 1369 1536 1592 1776 2048 2368 2388 2738 3072 3184 3552 4096 4107 4736 4776 5476 6144 6368 7104 7363 8192 8214 9472 9552 10952 12288 12736 14208 14726 16384 16428 18944 19104 21904 22089 24576 25472 28416 29452 32768 32856 37888 38208 43808 44178 49152 50653 50944 56832 58904 65712 75776 76416 87616 88356 98304 101306 101888 113664 117808 131424 151552 151959 152832 175232 176712 202612 203776 227328 235616 262848 272431 303104 303918 305664 350464 353424 405224 407552 454656 471232 525696 544862 606208 607836 611328 700928 706848 810448 815104 817293 909312 942464 1051392 1089724 1212416 1215672 1222656 1401856 1413696 1620896 1630208 1634586 1818624 1884928 2102784 2179448 2431344 2445312 2803712 2827392 3241792 3260416 3269172 3637248 3769856 4205568 4358896 4862688 4890624 5607424 5654784 6483584 6520832 6538344 7539712 8411136 8717792 9725376 9781248 10079947 11214848 11309568 12967168 13076688 15079424 16822272 17435584 19450752 19562496 20159894 22429696 22619136 25934336 26153376 30158848 30239841 33644544 34871168 38901504 40319788 44859392 45238272 51868672 52306752 60317696 60479682 67289088 69742336 77803008 80639576 90476544 103737344 104613504 120635392 120959364 134578176 139484672 155606016 161279152 180953088 207474688 209227008 241270784 241918728 278969344 311212032 322558304 361906176 414949376 418454016 483837456 557938688 622424064 645116608 723812352 829898752 836908032 967674912 1115877376 1244848128 1290233216 1659797504 1673816064 1935349824 2231754752 2489696256 2580466432 3347632128 3870699648 4463509504 4979392512 5160932864 6695264256 7741399296 8927019008 10321865728 13390528512 15482798592 20643731456 26781057024 30965597184 41287462912 61931194368 82574925824 123862388736 165149851648 247724777472 330299703296 495449554944 990899109888
• Sum of all divisors σ(n): 2729401680000
• Sum of proper divisors (its aliquot sum) s(n): 1738502570112
• 990899109888 is an abundant number, because the sum of its proper divisors (1738502570112) is greater than itself. Its abundance is 747603460224

Bases of 990899109888

• Binary: 1110011010110110001100001000000000000000₂
• Hexadecimal: 0xE6B6308000
• Base-36: CN7NQUIO

Squares and roots of 990899109888

• 990899109888 squared (990899109888²) is 981881045976830699372544
• 990899109888 cubed (990899109888³) is 972945054474339943479526369706115072
• The square root of 990899109888 is 995439.1542871919
• The cube root of 990899109888 is 9969.5712023687

Scales and comparisons

• 990,899,109,888 seconds is equal to 31,507 years, 27 weeks, 2 days, 16 hours, 44 minutes, 48 seconds.
• To count from 1 to 990,899,109,888 would take you about sixty-three thousand and 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 990899109888 cubic inches would be around 830.8 feet tall.

Recreational maths with 990899109888

• 990899109888 backwards is 888901998099
• The number of decimal digits it has is: 12
• The sum of 990899109888's digits is 78
• More coming soon!