1378618654981997

Names of 1378618654981997

• Cardinal: 1378618654981997 can be written as One quadrillion, three hundred seventy-eight trillion, six hundred eighteen billion, six hundred fifty-four million, nine hundred eighty-one thousand, nine hundred ninety-seven.

Scientific notation

• Scientific notation: 1.378618654981997 × 10¹⁵

Factors of 1378618654981997

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 835

Divisors of 1378618654981997

• Number of divisors d(n): 180
• Complete list of divisors:
  1 11 13 17 61 121 143 169 187 221 671 733 793 1037 1331 1573 1859 2057 2431 2873 7381 8063 8723 9529 10309 11407 12461 13481 14641 17303 20449 22627 26741 31603 44713 81191 88693 95953 104819 113399 123877 125477 137071 148291 161993 175253 190333 224939 248897 294151 347633 491843 537289 581269 760121 893101 975623 1055483 1153009 1247389 1362647 1380247 1507781 1631201 1781923 1927783 2105909 2474329 3235661 3823963 5410273 5910179 6393959 6984757 7556497 8361331 9133913 9881573 10731853 11610313 12683099 13721279 14989117 15182717 16585591 17943211 19601153 21205613 23164999 32774629 42063593 59513003 65011969 70333549 76832327 83121467 90801841 91974641 100473043 108697303 118740869 128460449 139514089 150934069 164880287 182441501 197375321 215612683 233261743 254814989 360520919 426070177 557168693 654643033 715131659 773669039 845155597 914336137 998820251 1011721051 1105203473 1195670333 1306149559 1413064939 1543631297 1813683157 2371739513 2565879173 2802964879 3965730109 4686771947 5538912301 6128855623 7243193009 7866448249 8510359429 9296711567 10057697507 10987022761 11128931561 12157238203 13152373663 14367645149 15543714329 16979944267 30832613669 43623031199 51554491417 60928035311 67417411853 79675123099 94161509117 102263827237 110634672577 120857250371 133729620233 144676110293 158044096639 170980857619 186779386937 479853343189 567099405587 670208388421 741591530383 876426354089 1035776600287 1329429754081 1738485063029 1880789433809 2054573256307 6238093461457 7372292272631 8157506834213 9640689894979 11393542603157 22600305819377 81095214998941 106047588844769 125328968634727 1378618654981997
• Sum of all divisors σ(n): 1769607112834620
• Sum of proper divisors (its aliquot sum) s(n): 390988457852623
• 1378618654981997 is a deficient number, because the sum of its proper divisors (390988457852623) is less than itself. Its deficiency is 987630197129374

Bases of 1378618654981997

• Binary: 100111001011101100010101011001101011111111101101101₂
• Hexadecimal: 0x4E5D8AB35FF6D
• Base-36: DKOGO0APGT

Squares and roots of 1378618654981997

• 1378618654981997 squared (1378618654981997²) is 1900589395864370481708394108009
• 1378618654981997 cubed (1378618654981997³) is 2620187996599584685020782125611096088768513973
• The square root of 1378618654981997 is 37129754.3081286359
• The cube root of 1378618654981997 is 111296.4683708183

Scales and comparisons

• 1,378,618,654,981,997 seconds is equal to 43,835,808 years, 45 weeks, 5 days, 15 hours, 53 minutes, 17 seconds.
• To count from 1 to 1,378,618,654,981,997 would take you about one hundred thirty-one million, five hundred seven thousand, four hundred twenty-six 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 1378618654981997 cubic inches would be around 9274.7 feet tall.

Recreational maths with 1378618654981997

• 1378618654981997 backwards is 7991894568168731
• The number of decimal digits it has is: 16
• The sum of 1378618654981997's digits is 92
• More coming soon!