121389818849154

Names of 121389818849154

• Cardinal: 121389818849154 can be written as One hundred twenty-one trillion, three hundred eighty-nine billion, eight hundred eighteen million, eight hundred forty-nine thousand, one hundred fifty-four.

Scientific notation

• Scientific notation: 1.21389818849154 × 10¹⁴

Factors of 121389818849154

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9250862

Divisors of 121389818849154

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 17 18 19 34 37 38 51 57 61 74 102 111 114 122 153 171 183 222 306 323 333 342 366 549 629 646 666 703 969 1037 1098 1159 1258 1406 1887 1938 2074 2109 2257 2318 2907 3111 3477 3774 4218 4514 5661 5814 6222 6327 6771 6954 9333 10431 11322 11951 12654 13542 18666 19703 20313 20862 23902 35853 38369 39406 40626 42883 59109 71706 76738 85766 107559 115107 118218 128649 177327 215118 230214 257298 345321 354654 385947 690642 729011 771894 1458022 2187033 4374066 6561099 9250723 13122198 18501446 27752169 55504338 83256507 157262291 166513014 175763737 314524582 342276751 351527474 471786873 527291211 564294103 684553502 943573746 1026830253 1054582422 1128588206 1415360619 1581873633 1692882309 2053660506 2830721238 2987983529 3080490759 3163747266 3385764618 5078646927 5818704767 5975967058 6160981518 6503258269 8963950587 9592999751 10157293854 10721587957 11637409534 13006516538 17456114301 17927901174 19185999502 19509774807 20878881811 21443175914 26891851761 28778999253 32164763871 34912228602 39019549614 41757763622 52368342903 53783703522 57557998506 58529324421 62636645433 64329527742 86336997759 96494291613 104736685806 110555390573 117058648842 125273290866 172673995518 182266995269 187909936299 192988583226 221110781146 331666171719 354940990787 364533990538 375819872598 396698754409 546800985807 663332343438 709881981574 793397508818 994998515157 1064822972361 1093601971614 1190096263227 1640402957421 1989997030314 2129645944722 2380192526454 3194468917083 3280805914842 3570288789681 6388937834166 6743878824953 7140577579362 13487757649906 20231636474859 40463272949718 60694909424577 121389818849154
• Sum of all divisors σ(n): 305997668645760
• Sum of proper divisors (its aliquot sum) s(n): 184607849796606
• 121389818849154 is an abundant number, because the sum of its proper divisors (184607849796606) is greater than itself. Its abundance is 63218030947452

Bases of 121389818849154

• Binary: 11011100110011101000101000010000010011110000010₂
• Hexadecimal: 0x6E6745082782
• Base-36: 1711PNY7WI

Squares and roots of 121389818849154

• 121389818849154 squared (121389818849154²) is 14735488120230423749006515716
• 121389818849154 cubed (121389818849154³) is 1788738233568631936200923871743258534304264
• The square root of 121389818849154 is 11017704.7904340767
• The cube root of 121389818849154 is 49513.9325946395

Scales and comparisons

• 121,389,818,849,154 seconds is equal to 3,859,820 years, 39 weeks, 2 days, 4 hours, 45 minutes, 54 seconds.
• To count from 1 to 121,389,818,849,154 would take you about nine million, six hundred forty-nine thousand, five hundred fifty-one 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 121389818849154 cubic inches would be around 4126.2 feet tall.

Recreational maths with 121389818849154

• 121389818849154 backwards is 451948818983121
• The number of decimal digits it has is: 15
• The sum of 121389818849154's digits is 72
• More coming soon!