1221097499440

Names of 1221097499440

• Cardinal: 1221097499440 can be written as One trillion, two hundred twenty-one billion, ninety-seven million, four hundred ninety-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.22109749944 × 10¹²

Factors of 1221097499440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 110674

Divisors of 1221097499440

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 37 40 41 52 56 65 70 74 80 82 91 104 112 130 140 148 164 182 185 205 208 259 260 280 287 296 328 364 370 410 455 481 518 520 533 560 574 592 656 728 740 820 910 962 1036 1040 1066 1148 1295 1435 1456 1480 1517 1640 1820 1924 2072 2132 2296 2405 2590 2665 2870 2960 3034 3280 3367 3640 3731 3848 4144 4264 4592 4810 5180 5330 5740 6068 6734 7280 7462 7585 7696 8528 9620 10360 10619 10660 11480 12136 13468 14924 15170 16835 18655 19240 19721 20720 21238 21320 22960 24272 26936 29848 30340 33670 37310 38480 39442 42476 42640 53095 53872 59696 60680 67340 74620 78884 84952 98605 106190 110569 121360 134680 138047 149240 157768 169904 197210 212380 221138 269360 276094 298480 315536 394420 424760 442276 552188 552845 690235 773983 788840 849520 884552 1104376 1105690 1380470 1437397 1547966 1577680 1769104 2208752 2211380 2760940 2874794 3095932 3869915 4091053 4422760 4533329 5521880 5749588 6191864 7186985 7739830 8182106 8845520 9066658 10061779 11043760 11499176 12383728 14373970 15479660 16364212 18133316 20123558 20455265 22666645 22998352 28637371 28747940 30959320 31733303 32728424 36266632 40247116 40910530 45333290 50308895 53183689 57274742 57495880 58933277 61918640 63466606 65456848 72533264 80494232 81821060 90666580 100617790 106367378 114549484 114991760 117866554 126933212 143186855 158666515 160988464 163642120 167733173 181333160 201235580 212734756 229098968 235733108 253866424 265918445 286373710 294666385 317333030 327284240 335466346 362666320 372285823 402471160 412532939 425469512 458197936 471466216 507732848 531836890 572747420 589332770 634666060 670932692 744571646 804942320 825065878 838665865 850939024 942932432 1063673780 1145494840 1174132211 1178665540 1269332120 1341865384 1489143292 1650131756 1677331730 1861429115 2062664695 2127347560 2180531249 2290989680 2348264422 2357331080 2538664240 2683730768 2978286584 3300263512 3354663460 3722858230 4125329390 4254695120 4361062498 4696528844 4714662160 5870661055 5956573168 6600527024 6709326920 7445716460 8250658780 8722124996 9393057688 10902656245 11741322110 13418653840 14891432920 15263718743 16501317560 17444249992 18786115376 21805312490 23482644220 29782865840 30527437486 33002635120 34888499984 43610624980 46965288440 61054874972 76318593715 87221249960 93930576880 122109749944 152637187430 174442499920 244219499888 305274374860 610548749720 1221097499440
• Sum of all divisors σ(n): 3676217207040
• Sum of proper divisors (its aliquot sum) s(n): 2455119707600
• 1221097499440 is an abundant number, because the sum of its proper divisors (2455119707600) is greater than itself. Its abundance is 1234022208160

Bases of 1221097499440

• Binary: 10001110001001111000101010010101100110000₂
• Hexadecimal: 0x11C4F152B30
• Base-36: FKYPX8OG

Squares and roots of 1221097499440

• 1221097499440 squared (1221097499440²) is 1491079103138620800313600
• 1221097499440 cubed (1221097499440³) is 1820752964309807714953308527824384000
• The square root of 1221097499440 is 1105032.8046895259
• The cube root of 1221097499440 is 10688.5004689837

Scales and comparisons

• 1,221,097,499,440 seconds is equal to 38,827 years, 6 weeks, 2 days, 21 hours, 50 minutes, 40 seconds.
• To count from 1 to 1,221,097,499,440 would take you about ninety-seven thousand and sixty-seven 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 1221097499440 cubic inches would be around 890.7 feet tall.

Recreational maths with 1221097499440

• 1221097499440 backwards is 0449947901221
• 1221097499440 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1221097499440's digits is 52
• More coming soon!