18643017999219328

Names of 18643017999219328

• Cardinal: 18643017999219328 can be written as Eighteen quadrillion, six hundred forty-three trillion, seventeen billion, nine hundred ninety-nine million, two hundred nineteen thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8643017999219328 × 10¹⁶

Factors of 18643017999219328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 415

Divisors of 18643017999219328

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 64 88 104 121 128 143 169 176 208 242 286 338 352 389 416 484 572 676 704 778 832 968 1144 1331 1352 1408 1556 1573 1664 1859 1936 2288 2662 2704 3112 3146 3718 3872 4279 4576 5057 5324 5408 6224 6292 7436 7744 8558 9152 10114 10648 10816 12448 12584 14641 14872 15488 17116 17303 18304 20228 20449 21296 21632 24896 25168 29282 29744 34232 34606 40456 40898 42592 47069 49792 50336 55627 58564 59488 65741 68464 69212 80912 81796 85184 94138 100672 111254 117128 118976 131482 136928 138424 151321 161824 163592 170368 188276 190333 201344 222508 224939 234256 237952 262964 273856 276848 302642 323648 327184 376552 380666 445016 449878 468512 517759 525928 547712 553696 605284 611897 647296 654368 723151 753104 761332 890032 899756 937024 1035518 1051856 1107392 1210568 1223794 1308736 1446302 1506208 1522664 1664531 1780064 1799512 1874048 1967173 2071036 2103712 2214784 2421136 2447588 2474329 2617472 2892604 3012416 3045328 3329062 3560128 3599024 3934346 4142072 4207424 4842272 4895176 4948658 5695349 5785208 6024832 6090656 6658124 6730867 7120256 7198048 7868692 7954661 8284144 8414848 9684544 9790352 9897316 11390698 11570416 12181312 13316248 13461734 14396096 15737384 15909322 16568288 18309841 19369088 19580704 19794632 21638903 22781396 23140832 24362624 25573249 26632496 26923468 28792192 31474768 31818644 33136576 36619682 39161408 39589264 43277806 45562792 46281664 51146498 53264992 53846936 58863869 62949536 63637288 66273152 73239364 74039537 78322816 79178528 86555612 87501271 91125584 92563328 102292996 106529984 107693872 117727738 125899072 127274576 146478728 148079074 158357056 173111224 175002542 182251168 201408251 204585992 213059968 215387744 235455476 238027933 251798144 254549152 281305739 292957456 296158148 316714112 346222448 350005084 364502336 402816502 409171984 430775488 470910952 476055866 509098304 562611478 585914912 592316296 647502559 692444896 700010168 729004672 765230297 805633004 818343968 861550976 941821904 952111732 962513981 1018196608 1125222956 1171829824 1184632592 1295005118 1384889792 1400020336 1530460594 1611266008 1636687936 1883643808 1904223464 1925027962 2215490761 2250445912 2343659648 2369265184 2590010236 2618307263 2769779584 2800040672 3060921188 3094363129 3222532016 3273375872 3767287616 3808446928 3850055924 4430981522 4500891824 4738530368 5180020472 5236614526 5600081344 6121842376 6188726258 6445064032 7122528149 7534575232 7616893856 7700111848 8417533267 8861963044 9001783648 9477060736 9947993861 10360040944 10473229052 11200162688 12243684752 12377452516 12890128064 14245056298 15233787712 15400223696 16835066534 17723926088 18003567296 19895987722 20720081888 20946458104 24487369504 24754905032 25780256128 28490112596 28801379893 30467575424 30800447392 33670133068 34037994419 35447852176 36007134592 39791975444 41440163776 41892916208 48974739008 49509810064 56980225192 57602759786 61600894784 67340266136 68075988838 70895704352 78347809639 79583950888 82880327552 83785832416 92592865937 97949478016 99019620128 109427932471 113960450384 115205519572 123201789568 134680532272 136151977676 141791408704 156695619278 159167901776 167571664832 185185731874 198039240256 218855864942 227920900768 230411039144 269361064544 272303955352 283582817408 313391238556 318335803552 335143329664 370371463748 374417938609 396078480512 437711729884 455841801536 460822078288 538722129088 544607910704 626782477112 636671607104 740742927496 748835877218 861825906029 875423459768 911683603072 921644156576 1018521525307 1077444258176 1089215821408 1203707257181 1253564954224 1273343214208 1481485854992 1497671754436 1723651812058 1750846919536 1843288313152 2037043050614 2178431642816 2407414514362 2507129908448 2962971709984 2995343508872 3447303624116 3501693839072 3686576626304 4074086101228 4356863285632 4814829028724 5014259816896 5925943419968 5990687017744 6894607248232 7003387678144 8148172202456 9629658057448 10028519633792 11203736778377 11851886839936 11981374035488 13240779828991 13789214496464 14006775356288 16296344404912 19259316114896 22407473556754 23962748070976 26481559657982 27578428992928 32592688809824 38518632229792 44814947113508 47925496141952 52963119315964 55156857985856 65185377619648 77037264459584 89629894227016 105926238631928 110313715971712 130370755239296 145648578118901 154074528919168 179259788454032 211852477263856 291297156237802 358519576908064 423704954527712 582594312475604 717039153816128 847409909055424 1165188624951208 1434078307632256 1694819818110848 2330377249902416 4660754499804832 9321508999609664 18643017999219328
• Sum of all divisors σ(n): 44352558665473500
• Sum of proper divisors (its aliquot sum) s(n): 25709540666254172
• 18643017999219328 is an abundant number, because the sum of its proper divisors (25709540666254172) is greater than itself. Its abundance is 7066522667034844

Bases of 18643017999219328

• Binary: 1000010001110111011100111100001011000100111101010000000₂
• Hexadecimal: 0x423BB9E1627A80
• Base-36: 53KEC8G9W1S

Squares and roots of 18643017999219328

• 18643017999219328 squared (18643017999219328²) is 347562120119215835704417448771584
• 18643017999219328 cubed (18643017999219328³) is 6479606861229370955484788712071679421944589975552
• The square root of 18643017999219328 is 136539437.5234471515
• The cube root of 18643017999219328 is 265158.4100899857

Scales and comparisons

• 18,643,017,999,219,328 seconds is equal to 592,790,305 years, 38 weeks, 1 day, 6 hours, 15 minutes, 28 seconds.
• To count from 1 to 18,643,017,999,219,328 would take you about one billion, seven hundred seventy-eight million, three hundred seventy thousand, nine hundred seventeen 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 18643017999219328 cubic inches would be around 22096.5 feet tall.

Recreational maths with 18643017999219328

• 18643017999219328 backwards is 82391299971034681
• The number of decimal digits it has is: 17
• The sum of 18643017999219328's digits is 82
• More coming soon!