12921248149128

Names of 12921248149128

• Cardinal: 12921248149128 can be written as Twelve trillion, nine hundred twenty-one billion, two hundred forty-eight million, one hundred forty-nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2921248149128 × 10¹³

Factors of 12921248149128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 395

Divisors of 12921248149128

• Number of divisors d(n): 304
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 81 88 99 108 132 162 198 216 243 264 297 324 379 396 486 594 648 729 758 792 891 972 1137 1188 1458 1516 1782 1944 2187 2274 2376 2673 2916 3032 3411 3564 4169 4374 4548 5346 5832 6561 6822 7128 8019 8338 8748 9096 10233 10692 12507 13122 13644 16038 16676 17496 19683 20466 21384 24057 25014 26244 27288 30699 32076 33352 37521 39366 40932 48114 50028 52488 59049 61398 64152 72171 75042 78732 81864 92097 96228 100056 112563 118098 122796 144342 150084 157464 177147 184194 192456 216513 225126 236196 245592 276291 288684 300168 337689 354294 368388 433026 450252 472392 531441 552582 577368 649539 675378 708588 736776 828873 866052 900504 1013067 1062882 1105164 1299078 1350756 1417176 1594323 1657746 1732104 1948617 2026134 2125764 2210328 2486619 2598156 2701512 3039201 3188646 3315492 3897234 4052268 4251528 4782969 4973238 5196312 5845851 6078402 6377292 6630984 7459857 7794468 8104536 9117603 9565938 9946476 11691702 12156804 12754584 14348907 14919714 15588936 17537553 18235206 19131876 19892952 22379571 23383404 24313608 27352809 28697814 29839428 35075106 36470412 38263752 43046721 44759142 46766808 52612659 54705618 57395628 59678856 67138713 70150212 72940824 82058427 86093442 89518284 105225318 109411236 114791256 129140163 134277426 140300424 157837977 164116854 172186884 179036568 201416139 210450636 218822472 246175281 258280326 268554852 315675954 328233708 344373768 387420489 402832278 420901272 473513931 492350562 516560652 537109704 604248417 631351908 656467416 738525843 774840978 805664556 947027862 984701124 1033121304 1208496834 1262703816 1420541793 1477051686 1549681956 1611329112 1812745251 1894055724 1969402248 2215577529 2416993668 2841083586 2954103372 3099363912 3625490502 3788111448 4261625379 4431155058 4833987336 5438235753 5682167172 5908206744 6646732587 7250981004 8523250758 8862310116 10876471506 11364334344 13293465174 14501962008 16314707259 17046501516 17724620232 19940197761 21752943012 26586930348 32629414518 34093003032 39880395522 43505886024 48944121777 53173860696 59820593283 65258829036 79760791044 97888243554 119641186566 130517658072 146832365331 159521582088 179461779849 195776487108 239282373132 293664730662 358923559698 391552974216 478564746264 538385339547 587329461324 717847119396 1076770679094 1174658922648 1435694238792 1615156018641 2153541358188 3230312037282 4307082716376 6460624074564 12921248149128
• Sum of all divisors σ(n): 39749342137200
• Sum of proper divisors (its aliquot sum) s(n): 26828093988072
• 12921248149128 is an abundant number, because the sum of its proper divisors (26828093988072) is greater than itself. Its abundance is 13906845838944

Bases of 12921248149128

• Binary: 10111100000001110110011001111110111010001000₂
• Hexadecimal: 0xBC07667EE88
• Base-36: 4KVXTJ4I0

Squares and roots of 12921248149128

• 12921248149128 squared (12921248149128²) is 166958653731343765727160384
• 12921248149128 cubed (12921248149128³) is 2157314195507028283862372752799205745152
• The square root of 12921248149128 is 3594613.7691173443
• The cube root of 12921248149128 is 23465.7706885203

Scales and comparisons

• 12,921,248,149,128 seconds is equal to 410,855 years, 37 weeks, 4 days, 4 hours, 58 minutes, 48 seconds.
• To count from 1 to 12,921,248,149,128 would take you about one million, twenty-seven thousand, one hundred thirty-nine 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 12921248149128 cubic inches would be around 1955.5 feet tall.

Recreational maths with 12921248149128

• 12921248149128 backwards is 82194184212921
• 12921248149128 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12921248149128's digits is 54
• More coming soon!