998941799123640

Names of 998941799123640

• Cardinal: 998941799123640 can be written as Nine hundred ninety-eight trillion, nine hundred forty-one billion, seven hundred ninety-nine million, one hundred twenty-three thousand, six hundred forty.

Scientific notation

• Scientific notation: 9.9894179912364 × 10¹⁴

Factors of 998941799123640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 25646855

Divisors of 998941799123640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 257 360 421 514 771 842 1028 1263 1285 1542 1684 2056 2105 2313 2526 2570 3084 3368 3789 3855 4210 4626 5052 5140 6168 6315 7578 7710 8420 9252 10104 10280 11565 12630 15156 15420 16840 18504 18945 23130 25260 30312 30840 37890 46260 50520 75780 92520 108197 151560 216394 324591 432788 540985 649182 865576 973773 1081970 1298364 1622955 1947546 2163940 2596728 3245910 3895092 4327880 4868865 6491820 7790184 9737730 12983640 19475460 25646167 38950920 51292334 76938501 102584668 128230835 153877002 205169336 230815503 256461670 307754004 384692505 461631006 512923340 615508008 769385010 923262012 1025846680 1154077515 1538770020 1846524024 2308155030 3077540040 4616310060 6591064919 9232620120 10797036307 13182129838 19773194757 21594072614 26364259676 32391108921 32955324595 39546389514 43188145228 52728519352 53985181535 59319584271 64782217842 65910649190 79092779028 86376290456 97173326763 98865973785 107970363070 118639168542 129564435684 131821298380 158185558056 161955544605 194346653526 197731947570 215940726140 237278337084 259128871368 263642596760 296597921355 323911089210 388693307052 395463895140 431881452280 474556674168 485866633815 593195842710 647822178420 777386614104 790927790280 971733267630 1186391685420 1295644356840 1943466535260 2372783370840 2774838330899 3886933070520 5549676661798 8324514992697 11099353323596 13874191654495 16649029985394 22198706647192 24973544978091 27748383308990 33298059970788 41622574963485 49947089956182 55496766617980 66596119941576 83245149926970 99894179912364 110993533235960 124867724890455 166490299853940 199788359824728 249735449780910 332980599707880 499470899561820 998941799123640
• Sum of all divisors σ(n): 3266935058986560
• Sum of proper divisors (its aliquot sum) s(n): 2267993259862920
• 998941799123640 is an abundant number, because the sum of its proper divisors (2267993259862920) is greater than itself. Its abundance is 1269051460739280

Bases of 998941799123640

• Binary: 11100011001000100001000011000101101000101010111000₂
• Hexadecimal: 0x38C8843168AB8
• Base-36: 9U3FIZA9Q0

Squares and roots of 998941799123640

• 998941799123640 squared (998941799123640²) is 997884718036374729072006849600
• 998941799123640 cubed (998941799123640³) is 996828755553242385835345494382209357284544000
• The square root of 998941799123640 is 31606040.5480287897
• The cube root of 998941799123640 is 99964.7141880337

Scales and comparisons

• 998,941,799,123,640 seconds is equal to 31,763,259 years, 14 weeks, 4 days, 17 hours, 54 minutes.
• To count from 1 to 998,941,799,123,640 would take you about seventy-nine million, four hundred eight thousand, one hundred forty-eight 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 998941799123640 cubic inches would be around 8330.4 feet tall.

Recreational maths with 998941799123640

• 998941799123640 backwards is 046321997149899
• The number of decimal digits it has is: 15
• The sum of 998941799123640's digits is 81
• More coming soon!