1321729050720

Names of 1321729050720

• Cardinal: 1321729050720 can be written as One trillion, three hundred twenty-one billion, seven hundred twenty-nine million, fifty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.32172905072 × 10¹²

Factors of 1321729050720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2351

Divisors of 1321729050720

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 19 20 24 26 30 32 38 39 40 41 48 52 57 60 65 76 78 80 82 95 96 104 114 120 123 127 130 152 156 160 164 190 195 205 208 228 240 246 247 254 260 285 304 312 328 380 381 390 410 416 456 480 492 494 508 520 533 570 608 615 624 635 656 741 760 762 779 780 820 912 984 988 1016 1040 1066 1140 1230 1235 1248 1270 1312 1482 1520 1524 1558 1560 1599 1640 1651 1824 1905 1968 1976 2032 2080 2132 2141 2280 2337 2413 2460 2470 2540 2665 2964 3040 3048 3116 3120 3198 3280 3302 3705 3810 3895 3936 3952 4064 4264 4282 4560 4674 4826 4920 4940 4953 5080 5207 5330 5928 6096 6232 6240 6396 6423 6560 6604 7239 7410 7620 7790 7904 7995 8255 8528 8564 9120 9348 9652 9840 9880 9906 10127 10160 10414 10660 10705 11685 11856 12065 12192 12464 12792 12846 13208 14478 14820 15240 15580 15621 15990 16510 17056 17128 18696 19304 19680 19760 19812 20254 20320 20828 21320 21410 23370 23712 24130 24765 24928 25584 25692 26035 26416 27833 28956 29640 30381 30480 31160 31242 31369 31980 32115 33020 34256 36195 37392 38608 39520 39624 40508 40679 41656 42640 42820 46740 48260 49530 50635 51168 51384 52070 52832 55666 57912 59280 60762 60960 62320 62484 62738 63960 64230 66040 67691 68512 72390 74784 77216 78105 79248 81016 81358 83312 83499 85280 85640 87781 93480 94107 96520 98933 99060 101270 102768 104140 111332 115824 118560 121524 122037 124640 124968 125476 127920 128460 132080 135382 139165 144780 151905 156210 156845 158496 162032 162716 166624 166998 171280 175562 186960 188214 193040 197866 198120 202540 203073 203395 205536 208280 222664 231648 243048 244074 249936 250952 255840 256920 263343 264160 270764 271907 278330 289560 296799 303810 312420 313690 324064 325432 333996 338455 342560 351124 373920 376428 386080 395732 396240 405080 406146 406790 416560 417495 438905 445328 470535 486096 488148 494665 499872 501904 513840 526686 528827 541528 543814 556660 579120 593598 607620 610185 624840 627380 650864 667992 676910 702248 752856 791464 792480 810160 812292 813580 815721 833120 834990 877810 890656 941070 972192 976296 989330 1003808 1015365 1027680 1053372 1057654 1083056 1087628 1113320 1141153 1158240 1187196 1215240 1220370 1249680 1254760 1286129 1301728 1316715 1335984 1353820 1359535 1404496 1483995 1505712 1582928 1586481 1620320 1624584 1627160 1631442 1667839 1669980 1755620 1882140 1952592 1978660 2030730 2106744 2115308 2166112 2175256 2226640 2282306 2374392 2430480 2440740 2499360 2509520 2572258 2633430 2644135 2671968 2707640 2719070 2808992 2967990 3011424 3165856 3172962 3249168 3254320 3262884 3335678 3339960 3423459 3511240 3534791 3764280 3858387 3905184 3957320 4061460 4078605 4213488 4230616 4350512 4453280 4564612 4748784 4860960 4881480 5003517 5019040 5144516 5166233 5266860 5288270 5415280 5438140 5705765 5935980 6345924 6430645 6498336 6508640 6525768 6671356 6679920 6846918 7022480 7069582 7528560 7716774 7914640 7932405 8122920 8157210 8339195 8426976 8461232 8701024 9129224 9497568 9762960 10007034 10289032 10332466 10533720 10576540 10604373 10830560 10876280 11148187 11411530 11871960 12691848 12861290 13051536 13342712 13359840 13693836 14044960 14139164 15057120 15433548 15498699 15829280 15864810 16245840 16314420 16678390 16922464 17117295 17673955 18258448 19291935 19525920 20014068 20578064 20664932 21067440 21153080 21208746 21681907 21752560 22296374 22823060 23743920 25017585 25383696 25722580 25831165 26103072 26685424 27387672 28278328 30867096 30997398 31729620 32491680 32628840 33356780 33444561 34234590 35347910 36516896 38583870 40028136 41156128 41329864 42134880 42306160 42417492 43363814 43505120 44592748 45646120 47487840 50035170 50767392 51445160 51662330 53021865 53370848 54775344 55740935 56556656 61734192 61994796 63459240 65045721 65257680 66713560 66889122 67161029 68469180 70695820 77167740 77493495 80056272 82659728 84612320 84834984 86727628 89185496 91292240 100070340 102890320 103324660 106043730 108409535 109550688 111481870 113113312 123468384 123989592 126918480 130091442 130515360 133427120 133778244 134322058 136938360 141391640 144926431 154335480 154986990 160112544 165319456 167222805 169669968 173455256 178370992 182584480 200140680 201483087 205780640 206649320 211815553 212087460 216819070 222963740 247979184 253836960 260182884 266854240 267556488 268644116 273876720 282783280 289852862 308670960 309973980 325228605 334445610 335805145 339339936 346910512 356741984 400281360 402966174 413298640 423631106 424174920 433638140 434779293 445927480 495958368 520365768 535112976 537288232 547753440 565566560 579705724 617341920 619947960 635446659 650457210 668891220 671610290 693821024 724632155 800562720 805932348 826597280 847262212 848349840 867276280 869558586 891854960 1007415435 1040731536 1059077765 1070225952 1074576464 1159411448 1239895920 1270893318 1300914420 1337782440 1343220580 1449264310 1611864696 1694524424 1696699680 1734552560 1739117172 1783709920 2014830870 2081463072 2118155530 2149152928 2173896465 2318822896 2479791840 2541786636 2601828840 2675564880 2686441160 2753602189 2898528620 3177233295 3223729392 3389048848 3469105120 3478234344 4029661740 4236311060 4347792930 4637645792 5083573272 5203657680 5351129760 5372882320 5507204378 5797057240 6354466590 6447458784 6778097696 6956468688 8059323480 8260806567 8472622120 8695585860 10167146544 10407315360 10745764640 11014408756 11594114480 12708933180 13768010945 13912937376 16118646960 16521613134 16945244240 17391171720 20334293088 22028817512 23188228960 25417866360 27536021890 32237293920 33043226268 33890488480 34782343440 41304032835 44057635024 50835732720 55072043780 66086452536 69564686880 82608065670 88115270048 101671465440 110144087560 132172905072 165216131340 220288175120 264345810144 330432262680 440576350240 660864525360 1321729050720
• Sum of all divisors σ(n): 4875156357120
• Sum of proper divisors (its aliquot sum) s(n): 3553427306400
• 1321729050720 is an abundant number, because the sum of its proper divisors (3553427306400) is greater than itself. Its abundance is 2231698255680

Bases of 1321729050720

• Binary: 10011001110111101001100001100100001100000₂
• Hexadecimal: 0x133BD30C860
• Base-36: GV6ZCMLC

Squares and roots of 1321729050720

• 1321729050720 squared (1321729050720²) is 1746967683517192332518400
• 1321729050720 cubed (1321729050720³) is 2309017937973696012459207418933248000
• The square root of 1321729050720 is 1149664.7557962277
• The cube root of 1321729050720 is 10974.4006659535

Scales and comparisons

• 1,321,729,050,720 seconds is equal to 42,026 years, 46 weeks, 3 days, 22 hours, 32 minutes.
• To count from 1 to 1,321,729,050,720 would take you about one hundred five 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 1321729050720 cubic inches would be around 914.5 feet tall.

Recreational maths with 1321729050720

• 1321729050720 backwards is 0270509271231
• 1321729050720 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1321729050720's digits is 39
• More coming soon!