1988223646383464

Names of 1988223646383464

• Cardinal: 1988223646383464 can be written as One quadrillion, nine hundred eighty-eight trillion, two hundred twenty-three billion, six hundred forty-six million, three hundred eighty-three thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.988223646383464 × 10¹⁵

Factors of 1988223646383464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 155

Divisors of 1988223646383464

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 19 28 38 49 56 76 98 127 133 152 196 254 266 361 392 508 532 722 889 931 1016 1064 1444 1778 1862 2413 2527 2888 3556 3724 4826 5054 6223 6859 7112 7448 9652 10108 12446 13718 16129 16891 17689 19304 20216 24892 27436 32258 33782 35378 45847 48013 49784 54872 64516 67564 70756 91694 96026 112903 118237 129032 130321 135128 141512 183388 192052 225806 236474 260642 306451 320929 336091 366776 384104 451612 472948 521284 612902 641858 672182 790321 871093 903224 912247 945896 1042568 1225804 1283716 1344364 1580642 1742186 1824494 2048383 2145157 2246503 2451608 2476099 2567432 2688728 3161284 3484372 3648988 4096766 4290314 4493006 4952198 5822569 6097651 6322568 6385729 6968744 7297976 8193532 8580628 8986012 9904396 11645138 12195302 12771458 14338681 15016099 16387064 16550767 17161256 17332693 17972024 19808792 23290276 24390604 25542916 28677362 30032198 33101534 34665386 38919277 40757983 42683557 46580552 48781208 51085832 57354724 60064396 66203068 69330772 77838554 81515966 85367114 100370767 110628811 114709448 115855369 120128792 121328851 132406136 138661544 155677108 163031932 170734228 200741534 221257622 231710738 242657702 272434939 285305881 311354216 314464573 326063864 341468456 401483068 442515244 463421476 485315404 544869878 570611762 628929146 739466263 774401677 802966136 810987583 885030488 926842952 970630808 1089739756 1141223524 1257858292 1478932526 1548803354 1621975166 1907044573 2101947409 2179479512 2201252011 2282447048 2515716584 2957865052 3097606708 3243950332 3814089146 4203894818 4402504022 5176263841 5420811739 5915730104 6195213416 6487900664 7628178292 8407789636 8805008044 10352527682 10841623478 14049858997 14713631863 15256356584 15408764077 16815579272 17610016088 20705055364 21683246956 28099717994 29427263726 30817528154 36233846887 39937000771 41410110728 43366493912 56199435988 58854527452 61635056308 72467693774 79874001542 98349012979 102995423041 112398871976 117709054904 123270112616 144935387548 159748003084 196698025958 205990846082 266947320943 279559005397 289870775096 319496006168 393396051916 411981692164 533894641886 559118010794 688443090853 786792103832 823963384328 1067789283772 1118236021588 1376886181706 1868631246601 1956913037779 2135578567544 2236472043176 2753772363412 3737262493202 3913826075558 5071999097917 5507544726824 7474524986404 7827652151116 10143998195834 13080418726207 14949049972808 15655304302232 20287996391668 26160837452414 35503993685419 40575992783336 52321674904828 71007987370838 104643349809656 142015974741676 248527955797933 284031949483352 497055911595866 994111823191732 1988223646383464
• Sum of all divisors σ(n): 4613808269952000
• Sum of proper divisors (its aliquot sum) s(n): 2625584623568536
• 1988223646383464 is an abundant number, because the sum of its proper divisors (2625584623568536) is greater than itself. Its abundance is 637360977185072

Bases of 1988223646383464

• Binary: 111000100000100011101100100001011010011110101101000₂
• Hexadecimal: 0x71047642D3D68
• Base-36: JKRLC0N5UW

Squares and roots of 1988223646383464

• 1988223646383464 squared (1988223646383464²) is 3953033268038357700526532639296
• 1988223646383464 cubed (1988223646383464³) is 7859514218454364764288099641113802305211001344
• The square root of 1988223646383464 is 44589501.5265192667
• The cube root of 1988223646383464 is 125744.3301069591

Scales and comparisons

• 1,988,223,646,383,464 seconds is equal to 63,219,361 years, 50 weeks, 5 days, 1 hour, 37 minutes, 44 seconds.
• To count from 1 to 1,988,223,646,383,464 would take you about one hundred eighty-nine million, six hundred fifty-eight thousand and eighty-five 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 1988223646383464 cubic inches would be around 10478.7 feet tall.

Recreational maths with 1988223646383464

• 1988223646383464 backwards is 4643836463228891
• The number of decimal digits it has is: 16
• The sum of 1988223646383464's digits is 77
• More coming soon!