1221008219904

Names of 1221008219904

• Cardinal: 1221008219904 can be written as One trillion, two hundred twenty-one billion, eight million, two hundred nineteen thousand, nine hundred four.

Scientific notation

• Scientific notation: 1.221008219904 × 10¹²

Factors of 1221008219904

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 787

Divisors of 1221008219904

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 127 128 132 176 192 242 254 256 264 307 337 352 363 381 384 484 508 528 614 674 704 726 762 768 921 968 1011 1016 1056 1228 1348 1397 1408 1452 1524 1842 1936 2022 2032 2112 2456 2696 2794 2816 2904 3048 3377 3684 3707 3872 4044 4064 4191 4224 4912 5392 5588 5808 6096 6754 7368 7414 7744 8088 8128 8382 8448 9824 10131 10784 11121 11176 11616 12192 13508 14736 14828 15367 15488 16176 16256 16764 19648 20262 21568 22242 22352 23232 24384 27016 29472 29656 30734 30976 32352 32512 33528 37147 38989 39296 40524 40777 42799 43136 44484 44704 46101 46464 48768 54032 58944 59312 61468 64704 67056 74294 77978 78592 81048 81554 85598 86272 88968 89408 92202 92928 97536 103459 108064 111441 116967 117888 118624 122331 122936 128397 129408 134112 148588 155956 162096 163108 171196 177936 178816 184404 206918 216128 222882 233934 235776 237248 244662 245872 256794 258816 268224 297176 310377 311912 324192 326216 342392 355872 357632 368808 413836 428879 432256 445764 467868 470789 474496 489324 491744 513588 536448 594352 620754 623824 648384 652432 684784 711744 737616 827672 857758 864512 891528 935736 941578 948992 978648 983488 1027176 1072896 1138049 1188704 1241508 1247648 1286637 1296768 1304864 1369568 1412367 1423488 1475232 1655344 1715516 1783056 1871472 1883156 1957296 1966976 2054352 2276098 2377408 2483016 2495296 2573274 2593536 2609728 2739136 2824734 2846976 2950464 3310688 3414147 3431032 3566112 3742944 3766312 3914592 3933952 4108704 4552196 4717669 4754816 4966032 4990592 5146548 5178679 5219456 5478272 5649468 5900928 6621376 6828294 6862064 7132224 7485888 7532624 7829184 8217408 9104392 9435338 9509632 9932064 9981184 10293096 10357358 10438912 10956544 11298936 11801856 12518539 13139293 13242752 13656588 13724128 14153007 14264448 14971776 15065248 15536037 15658368 16434816 18208784 18870676 19864128 20586192 20714716 22597872 25037078 26278586 26485504 27313176 27448256 28306014 28528896 29943552 30130496 31072074 31316736 32869632 36417568 37555617 37741352 39417879 39728256 41172384 41429432 45195744 50074156 52557172 54626352 54896512 56612028 60260992 62144148 72835136 75111234 75482704 78835758 79456512 82344768 82858864 90391488 100148312 105114344 109252704 109793024 113224056 120521984 124288296 144532223 145670272 150222468 150965408 157671516 164689536 165717728 180782976 200296624 210228688 218505408 226448112 248576592 289064446 291340544 300444936 301930816 315343032 329379072 331435456 361565952 400593248 420457376 433596669 437010816 452896224 497153184 578128892 600889872 603861632 630686064 662870912 801186496 840914752 867193338 874021632 905792448 994306368 1156257784 1201779744 1207723264 1261372128 1325741824 1589854453 1602372992 1681829504 1734386676 1811584896 1988612736 2312515568 2403559488 2522744256 3179708906 3204745984 3363659008 3468773352 3623169792 3977225472 4625031136 4769563359 4807118976 5045488512 6359417812 6937546704 9250062272 9539126718 9614237952 10090977024 12718835624 13875093408 18500124544 19078253436 25437671248 27750186816 37000249088 38156506872 50875342496 55500373632 76313013744 101750684992 111000747264 152626027488 203501369984 305252054976 407002739968 610504109952 1221008219904
• Sum of all divisors σ(n): 3622512717824
• Sum of proper divisors (its aliquot sum) s(n): 2401504497920
• 1221008219904 is an abundant number, because the sum of its proper divisors (2401504497920) is greater than itself. Its abundance is 1180496278016

Bases of 1221008219904

• Binary: 10001110001001001110000101101111100000000₂
• Hexadecimal: 0x11C49C2DF00
• Base-36: FKX8RO5C

Squares and roots of 1221008219904

• 1221008219904 squared (1221008219904²) is 1490861073073134821769216
• 1221008219904 cubed (1221008219904³) is 1820353624957195615533426736065675264
• The square root of 1221008219904 is 1104992.4071702937
• The cube root of 1221008219904 is 10688.2399690047

Scales and comparisons

• 1,221,008,219,904 seconds is equal to 38,824 years, 14 weeks, 5 days, 13 hours, 58 minutes, 24 seconds.
• To count from 1 to 1,221,008,219,904 would take you about ninety-seven thousand and sixty 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 1221008219904 cubic inches would be around 890.7 feet tall.

Recreational maths with 1221008219904

• 1221008219904 backwards is 4099128001221
• The number of decimal digits it has is: 13
• The sum of 1221008219904's digits is 39
• More coming soon!