121946215142520

Names of 121946215142520

• Cardinal: 121946215142520 can be written as One hundred twenty-one trillion, nine hundred forty-six billion, two hundred fifteen million, one hundred forty-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2194621514252 × 10¹⁴

Factors of 121946215142520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 18551926

Divisors of 121946215142520

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 270 324 360 405 540 648 810 1080 1620 2029 3240 4058 6087 8116 10145 12174 16232 18261 20290 24348 30435 36522 40580 48696 54783 60870 73044 81160 91305 109566 121740 146088 164349 182610 219132 243480 273915 328698 365220 438264 547830 657396 730440 821745 1095660 1314792 1643490 2191320 3286980 6573960 18549887 37099774 55649661 74199548 92749435 111299322 148399096 166948983 185498870 222598644 278248305 333897966 370997740 445197288 500846949 556496610 667795932 741995480 834744915 1001693898 1112993220 1335591864 1502540847 1669489830 2003387796 2225986440 2504234745 3005081694 3338979660 4006775592 5008469490 6010163388 6677959320 7512704235 10016938980 12020326776 15025408470 20033877960 30050816940 37637720723 60101633880 75275441446 112913162169 150550882892 188188603615 225826324338 301101765784 338739486507 376377207230 451652648676 564565810845 677478973014 752754414460 903305297352 1016218459521 1129131621690 1354957946028 1505508828920 1693697432535 2032436919042 2258263243380 2709915892056 3048655378563 3387394865070 4064873838084 4516526486760 5081092297605 6097310757126 6774789730140 8129747676168 10162184595210 12194621514252 13549579460280 15243276892815 20324369190420 24389243028504 30486553785630 40648738380840 60973107571260 121946215142520
• Sum of all divisors σ(n): 410076809049600
• Sum of proper divisors (its aliquot sum) s(n): 288130593907080
• 121946215142520 is an abundant number, because the sum of its proper divisors (288130593907080) is greater than itself. Its abundance is 166184378764560

Bases of 121946215142520

• Binary: 11011101110100011010000110101011101010001111000₂
• Hexadecimal: 0x6EE8D0D5D478
• Base-36: 1785BFXRI0

Squares and roots of 121946215142520

• 121946215142520 squared (121946215142520²) is 14870879387585774143911950400
• 121946215142520 cubed (121946215142520³) is 1813447457157000875013652175538067171008000
• The square root of 121946215142520 is 11042926.0226861975
• The cube root of 121946215142520 is 49589.4671668687

Scales and comparisons

• 121,946,215,142,520 seconds is equal to 3,877,512 years, 22 weeks, 5 days, 2 hours, 42 minutes.
• To count from 1 to 121,946,215,142,520 would take you about nine million, six hundred ninety-three thousand, seven hundred eighty-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 121946215142520 cubic inches would be around 4132.5 feet tall.

Recreational maths with 121946215142520

• 121946215142520 backwards is 025241512649121
• 121946215142520 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121946215142520's digits is 45
• More coming soon!