121377639841377645

Names of 121377639841377645

• Cardinal: 121377639841377645 can be written as One hundred twenty-one quadrillion, three hundred seventy-seven trillion, six hundred thirty-nine billion, eight hundred forty-one million, three hundred seventy-seven thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 1.21377639841377645 × 10¹⁷

Factors of 121377639841377645

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 92276

Divisors of 121377639841377645

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 11 15 33 55 71 73 165 213 219 355 365 571 781 803 1065 1095 1713 2343 2409 2801 2855 3905 4015 5183 6281 8403 8565 11715 12045 14005 15549 18843 25915 30811 31405 40541 41683 42015 57013 77745 88741 92433 94215 121623 125049 154055 171039 198871 202705 204473 208415 266223 285065 443705 445951 458513 462165 596613 608115 613419 625245 855195 976151 994355 1022365 1331115 1337853 1375539 1599371 2187581 2229755 2249203 2292565 2928453 2959493 2983065 3067095 4798113 4880755 6300611 6478093 6562743 6689265 6747609 6877695 7996855 8878479 10937905 11246015 14517583 14642265 14797465 17593081 18901833 19434279 23990565 31503055 32390465 32554423 32813715 33738045 43552749 44392395 50671111 52779243 69306721 71259023 72587915 87965405 94509165 97171395 97663269 113555341 116754083 152013333 159693413 162772115 207920163 213777069 217763745 248563541 253355555 263896215 340666023 346533605 350262249 356295115 459944603 479080239 488316345 557382221 567776705 583770415 745690623 760066665 798467065 1039600815 1068885345 1242817705 1249108751 1284294913 1379833809 1672146663 1703330115 1751311245 2299723015 2395401195 2734198951 2786911105 3597648881 3698991103 3728453115 3747326253 3852884739 5059390633 6245543755 6421474565 6899169045 8202596853 8289539893 8360733315 10792946643 11096973309 13670994755 15178171899 17648011411 17988244405 18145138493 18494955515 18736631265 19264423695 24868619679 25296953165 39574137691 40688902133 41012984265 41447699465 52944034233 53964733215 54435415479 55484866545 75890859495 88240057055 90725692465 91184938823 118722413073 122066706399 124343098395 141929781911 194128125521 197870688455 199596523423 203444510665 262628368313 264720171165 272177077395 273554816469 425789345733 455924694115 582384376563 593612065365 598789570269 610333531995 709648909555 787885104939 970640627605 997982617115 1288304833003 1313141841565 1367774082345 1561227601021 2128946728665 2888912051443 2911921882815 2993947851345 3864914499009 3939425524695 4683682803063 6441524165015 7806138005105 8666736154329 10077014515681 10360874079503 14171353163033 14444560257215 19324572495045 23418414015315 30231043547043 31082622238509 42514059489099 43333680771645 50385072578405 51804370397515 70856765815165 110847159672491 113969614874533 151155217735215 155413111192545 212570297445495 332541479017473 341908844623599 554235798362455 569848074372665 735622059644713 1662707395087365 1709544223117995 2206866178934139 3678110298223565 8091842656091843 11034330894670695 24275527968275529 40459213280459215 121377639841377645
• Sum of all divisors σ(n): 218247901194166272
• Sum of proper divisors (its aliquot sum) s(n): 96870261352788627
• 121377639841377645 is a deficient number, because the sum of its proper divisors (96870261352788627) is less than itself. Its deficiency is 24507378488589018

Bases of 121377639841377645

• Binary: 110101111001110000101001000000010011010111010110101101101₂
• Hexadecimal: 0x1AF3852026BAD6D
• Base-36: X74S5YRRJAL

Squares and roots of 121377639841377645

• 121377639841377645 squared (121377639841377645²) is 14732531453463185822876651505746025
• 121377639841377645 cubed (121377639841377645³) is 1788199896710222487802322529842591617525269482611125
• The square root of 121377639841377645 is 348392938.8512023861
• The cube root of 121377639841377645 is 495122.7663275777

Scales and comparisons

• 121,377,639,841,377,645 seconds is equal to 3,859,433,501 years, 13 weeks, 5 days, 9 hours, 20 minutes, 45 seconds.
• To count from 1 to 121,377,639,841,377,645 would take you about eleven billion, five hundred seventy-eight million, three hundred thousand, five hundred three 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 121377639841377645 cubic inches would be around 41260.2 feet tall.

Recreational maths with 121377639841377645

• 121377639841377645 backwards is 546773148936773121
• The number of decimal digits it has is: 18
• The sum of 121377639841377645's digits is 84
• More coming soon!