12456817689820

Names of 12456817689820

• Cardinal: 12456817689820 can be written as Twelve trillion, four hundred fifty-six billion, eight hundred seventeen million, six hundred eighty-nine thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.245681768982 × 10¹³

Factors of 12456817689820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 249

Divisors of 12456817689820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 29 35 49 58 70 79 98 116 127 140 145 158 196 203 245 254 290 316 343 395 406 490 508 553 580 635 686 790 812 889 980 1015 1106 1270 1372 1421 1580 1715 1778 2030 2212 2291 2540 2765 2842 3430 3556 3683 3871 4060 4445 4582 5530 5684 6223 6241 6860 7105 7366 7742 8890 9164 9947 10033 11060 11455 12446 12482 14210 14732 15484 16037 17780 18415 19355 19894 20066 22910 24892 24964 25781 27097 28420 31115 31205 32074 36830 38710 39788 40132 43561 43687 45820 49735 50165 51562 54194 62230 62410 64148 70231 73660 77420 80185 87122 87374 99470 100330 103124 108388 112259 124460 124820 128905 135485 140462 160370 174244 174748 180467 180989 198940 200660 217805 218435 224518 257810 270970 280924 290957 305809 320740 351155 360934 361978 435610 436870 449036 491617 493039 515620 541940 561295 581914 611618 702310 721868 723956 785813 792607 871220 873740 902335 904945 983234 986078 1122590 1163828 1223236 1263269 1266923 1404620 1454785 1529045 1571626 1585214 1804670 1809890 1966468 1972156 2036699 2140663 2245180 2458085 2465195 2526538 2533846 2909570 3058090 3143252 3170428 3441319 3451273 3609340 3619780 3929065 3963035 4073398 4281326 4916170 4930390 5053076 5067692 5548249 5819140 6116180 6316345 6334615 6882638 6902546 7858130 7926070 8146796 8562652 8868461 9832340 9860780 10183495 10703315 11096498 12632690 12669230 13765276 13805092 14256893 14298131 15716260 15852140 17206595 17256365 17736922 20366990 21406630 22192996 22985603 24158911 25265380 25338460 27741245 28513786 28596262 34413190 34512730 35473844 38837743 40733980 42813260 44342305 45971206 48317822 55482490 57027572 57192524 62079227 62615953 68826380 69025460 71284465 71490655 77675486 88684610 91942412 96635644 99798251 100086917 110964980 114928015 120794555 124158454 125231906 142568930 142981310 155350972 160899221 169112377 177369220 194188715 199596502 200173834 229856030 241589110 248316908 250463812 271864201 285137860 285962620 310396135 313079765 321798442 338224754 388377430 399193004 400347668 438311671 459712060 483178220 498991255 500434585 543728402 620792270 626159530 643596884 676449508 700608419 776754860 804496105 845561885 876623342 997982510 1000869170 1087456804 1126294547 1241584540 1252319060 1359321005 1401216838 1608992210 1691123770 1753246684 1815862637 1995965020 2001738340 2191558355 2252589094 2718642010 2802433676 3068181697 3217984420 3382247540 3503042095 3631725274 4383116710 4505178188 4904258933 5437284020 5631472735 6136363394 7006084190 7263450548 7884061829 8766233420 9079313185 9808517866 11262945470 12272726788 12711038459 14012168380 15340908485 15768123658 18158626370 19617035732 21477271879 22525890940 24521294665 25422076918 30681816970 31536247316 36317252740 39420309145 42954543758 49042589330 50844153836 61363633940 63555192295 78840618290 85909087516 88977269213 98085178660 107386359395 127110384590 157681236580 177954538426 214772718790 254220769180 355909076852 429545437580 444886346065 622840884491 889772692130 1245681768982 1779545384260 2491363537964 3114204422455 6228408844910 12456817689820
• Sum of all divisors σ(n): 32214712320000
• Sum of proper divisors (its aliquot sum) s(n): 19757894630180
• 12456817689820 is an abundant number, because the sum of its proper divisors (19757894630180) is greater than itself. Its abundance is 7301076940360

Bases of 12456817689820

• Binary: 10110101010001010100001100011000010011011100₂
• Hexadecimal: 0xB54543184DC
• Base-36: 4EYKZMKM4

Squares and roots of 12456817689820

• 12456817689820 squared (12456817689820²) is 155172306957412481731632400
• 12456817689820 cubed (12456817689820³) is 1932953138277274863809066066185462168000
• The square root of 12456817689820 is 3529421.7217300627
• The cube root of 12456817689820 is 23181.1887308963

Scales and comparisons

• 12,456,817,689,820 seconds is equal to 396,088 years, 14 weeks, 16 hours, 3 minutes, 40 seconds.
• To count from 1 to 12,456,817,689,820 would take you about nine hundred ninety thousand, two hundred twenty 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 12456817689820 cubic inches would be around 1931.8 feet tall.

Recreational maths with 12456817689820

• 12456817689820 backwards is 02898671865421
• The number of decimal digits it has is: 14
• The sum of 12456817689820's digits is 67
• More coming soon!