1221732142470

Names of 1221732142470

• Cardinal: 1221732142470 can be written as One trillion, two hundred twenty-one billion, seven hundred thirty-two million, one hundred forty-two thousand, four hundred seventy.

Scientific notation

• Scientific notation: 1.22173214247 × 10¹²

Factors of 1221732142470

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 250

Divisors of 1221732142470

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 54 63 70 81 90 98 105 126 135 147 162 189 210 233 243 245 270 294 315 343 378 405 441 466 486 490 567 630 686 699 729 735 810 882 945 1029 1134 1165 1215 1323 1398 1458 1470 1631 1701 1715 1890 2058 2097 2187 2205 2330 2430 2646 2835 3087 3262 3402 3430 3495 3645 3969 4194 4374 4410 4893 5103 5145 5670 6174 6291 6561 6615 6990 7290 7938 8155 8505 9261 9786 10206 10290 10485 10935 11417 11907 12582 13122 13230 14679 15309 15435 16310 17010 18522 18873 19845 20970 21870 22834 23814 24465 25515 27783 29358 30618 30870 31455 32805 34251 35721 37746 39690 44037 45927 46305 48930 51030 54289 55566 56619 57085 59535 62910 65610 68502 71442 73395 76545 79919 83349 88074 91854 92610 94365 102753 107163 108578 113238 114170 119070 132111 138915 146790 153090 159838 162867 166698 169857 171255 178605 188730 205506 214326 220185 229635 239757 250047 264222 271445 277830 283095 308259 321489 325734 339714 342510 357210 380023 396333 399595 416745 440370 459270 479514 488601 500094 509571 513765 535815 542890 566190 616518 642978 660555 719271 750141 760046 792666 799190 814335 833490 849285 924777 977202 1019142 1027530 1071630 1140069 1188999 1198785 1250235 1321110 1438542 1465803 1500282 1528713 1541295 1607445 1628670 1698570 1849554 1900115 1981665 2157813 2250423 2280138 2377998 2397570 2443005 2500470 2547855 2660161 2774331 2931606 3057426 3082590 3214890 3420207 3566997 3596355 3750705 3800230 3963330 4315626 4397409 4500846 4623885 4886010 5095710 5320322 5548662 5700345 5944995 6473439 6840414 7133994 7192710 7329015 7501410 7643565 7980483 8322993 8794818 9247770 10260621 10700991 10789065 11252115 11400690 11889990 12946878 13192227 13300805 13871655 14658030 15287130 15960966 16645986 17101035 17834985 18621127 19420317 20521242 21401982 21578130 21987045 22504230 23941449 24968979 26384454 26601610 27743310 30781863 32367195 34202070 35669970 37242254 38840634 39576681 39902415 41614965 43974090 47882898 49937958 51303105 53504955 55863381 58260951 61563726 64734390 65961135 71824347 74906937 79153362 79804830 83229930 92345589 93105635 97101585 102606210 107009910 111726762 116521902 118730043 119707245 124844895 131922270 143648694 149813874 153909315 167590143 174782853 184691178 186211270 194203170 197883405 215473041 237460086 239414490 249689790 277036767 279316905 291304755 307818630 335180286 349565706 356190129 359121735 374534685 395766810 430946082 461727945 502770429 524348559 554073534 558633810 582609510 593650215 646419123 712380258 718243470 749069370 831110301 837950715 873914265 923455890 1005540858 1048697118 1077365205 1187300430 1292838246 1385183835 1508311287 1662220602 1675901430 1747828530 1780950645 1939257369 2154730410 2493330903 2513852145 2621742795 2770367670 3016622574 3232095615 3561901290 3878514738 4155551505 4524933861 4986661806 5027704290 5243485590 5817772107 6464191230 7541556435 8311103010 9049867722 9696286845 11635544214 12466654515 13574801583 15083112870 17453316321 19392573690 22624669305 24933309030 27149603166 29088860535 34906632642 40724404749 45249338610 58177721070 67874007915 81448809498 87266581605 122173214247 135748015830 174533163210 203622023745 244346428494 407244047490 610866071235 1221732142470
• Sum of all divisors σ(n): 3863238069600
• Sum of proper divisors (its aliquot sum) s(n): 2641505927130
• 1221732142470 is an abundant number, because the sum of its proper divisors (2641505927130) is greater than itself. Its abundance is 1419773784660

Bases of 1221732142470

• Binary: 10001110001110100111010010000110110000110₂
• Hexadecimal: 0x11C74E90D86
• Base-36: FL97RUDI

Squares and roots of 1221732142470

• 1221732142470 squared (1221732142470²) is 1492629427944336377700900
• 1221732142470 cubed (1221732142470³) is 1823593348916204570630879689847223000
• The square root of 1221732142470 is 1105319.9276544325
• The cube root of 1221732142470 is 10690.3518656405

Scales and comparisons

• 1,221,732,142,470 seconds is equal to 38,847 years, 15 weeks, 5 days, 7 hours, 34 minutes, 30 seconds.
• To count from 1 to 1,221,732,142,470 would take you about ninety-seven thousand, one hundred eighteen 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 1221732142470 cubic inches would be around 890.9 feet tall.

Recreational maths with 1221732142470

• 1221732142470 backwards is 0742412371221
• The number of decimal digits it has is: 13
• The sum of 1221732142470's digits is 36
• More coming soon!