1221660249920

Names of 1221660249920

• Cardinal: 1221660249920 can be written as One trillion, two hundred twenty-one billion, six hundred sixty million, two hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.22166024992 × 10¹²

Factors of 1221660249920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 101463

Divisors of 1221660249920

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 23 32 40 44 46 55 64 80 88 92 110 115 149 160 176 184 220 230 253 298 320 352 368 440 460 506 596 704 736 745 880 920 1012 1192 1265 1472 1490 1639 1760 1840 2024 2384 2530 2980 3278 3427 3520 3680 4048 4768 5060 5960 6556 6854 7360 8096 8195 9536 10120 11920 13112 13708 16192 16390 17135 20240 23840 26224 27416 32780 34270 37697 40480 47680 52448 54832 65560 68540 75394 80960 101273 104896 109664 131120 137080 150788 188485 202546 219328 262240 274160 301576 376970 405092 506365 524480 548320 603152 753940 810184 1012730 1096640 1114003 1206304 1507880 1620368 2025460 2228006 2329279 2412608 3015760 3240736 4050920 4456012 4658558 5570015 6031520 6481472 8101840 8912024 9317116 11140030 11646395 12063040 15089677 16203680 17824048 18634232 22280060 23292790 25622069 30179354 32407360 35648096 37268464 44560120 46585580 51244138 60358708 71296192 74536928 75448385 89120240 93171160 102488276 120717416 128110345 149073856 150896770 165986447 178240480 186342320 204976552 241434832 256220690 301793540 331972894 347062571 356480960 372684640 409953104 482869664 512441380 603587080 663945788 694125142 745369280 819906208 829932235 965739328 1024882760 1207174160 1327891576 1388250284 1639812416 1659864470 1735312855 2049765520 2414348320 2655783152 2776500568 3319728940 3470625710 3817688281 4099531040 4828696640 5311566304 5553001136 6639457880 6941251420 7635376562 8199062080 10623132608 11106002272 13278915760 13882502840 15270753124 19088441405 22212004544 26557831520 27765005680 30541506248 38176882810 53115663040 55530011360 61083012496 76353765620 111060022720 122166024992 152707531240 244332049984 305415062480 610830124960 1221660249920
• Sum of all divisors σ(n): 3333778041600
• Sum of proper divisors (its aliquot sum) s(n): 2112117791680
• 1221660249920 is an abundant number, because the sum of its proper divisors (2112117791680) is greater than itself. Its abundance is 890457541760

Bases of 1221660249920

• Binary: 10001110001110000101000000000111101000000₂
• Hexadecimal: 0x11C70A00F40
• Base-36: FL80YXQ8

Squares and roots of 1221660249920

• 1221660249920 squared (1221660249920²) is 1492453766234596860006400
• 1221660249920 cubed (1221660249920³) is 1823271441052202857345865876799488000
• The square root of 1221660249920 is 1105287.4060261431
• The cube root of 1221660249920 is 10690.1421710861

Scales and comparisons

• 1,221,660,249,920 seconds is equal to 38,845 years, 6 days, 5 hours, 25 minutes, 20 seconds.
• To count from 1 to 1,221,660,249,920 would take you about ninety-seven thousand, one hundred twelve 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 1221660249920 cubic inches would be around 890.8 feet tall.

Recreational maths with 1221660249920

• 1221660249920 backwards is 0299420661221
• 1221660249920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1221660249920's digits is 44
• More coming soon!