128723314560

Names of 128723314560

• Cardinal: 128723314560 can be written as One hundred twenty-eight billion, seven hundred twenty-three million, three hundred fourteen thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.2872331456 × 10¹¹

Factors of 128723314560

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 606

Divisors of 128723314560

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 64 68 80 85 96 97 102 109 120 128 136 160 170 192 194 204 218 240 255 272 291 320 327 340 373 384 388 408 436 480 485 510 544 545 582 640 654 680 746 776 816 872 960 970 1020 1088 1090 1119 1164 1308 1360 1455 1492 1552 1632 1635 1649 1744 1853 1865 1920 1940 2040 2176 2180 2238 2328 2616 2720 2910 2984 3104 3264 3270 3298 3488 3706 3730 3880 4080 4360 4476 4656 4947 5232 5440 5559 5595 5820 5968 6208 6341 6528 6540 6596 6976 7412 7460 7760 8160 8245 8720 8952 9265 9312 9894 10464 10573 10880 11118 11190 11640 11936 12416 12682 13080 13192 13952 14824 14920 15520 16320 16490 17440 17904 18530 18624 19023 19788 20928 21146 22236 22380 23280 23872 24735 25364 26160 26384 27795 29648 29840 31040 31705 31719 32640 32980 34880 35808 36181 37060 37248 38046 39576 40657 41856 42292 44472 44760 46560 47744 49470 50728 52320 52768 52865 55590 59296 59680 62080 63410 63438 65960 69760 71616 72362 74120 76092 79152 81314 84584 88944 89520 93120 95115 98940 101456 104640 105536 105730 108543 111180 118592 119360 121971 126820 126876 131920 143232 144724 148240 152184 158304 158595 162628 169168 177888 179040 179741 180905 186240 190230 197880 202912 203285 209280 211072 211460 217086 222360 237184 238720 243942 253640 253752 263840 289448 296480 304368 316608 317190 325256 338336 355776 358080 359482 361810 380460 395760 405824 406570 422920 434172 444720 487884 507280 507504 527680 539223 542715 578896 592960 608736 609855 615077 633216 634380 650512 676672 691169 711552 716160 718964 723620 760920 791520 811648 813140 845840 868344 889440 898705 975768 1014560 1015008 1055360 1078446 1085430 1157792 1185920 1217472 1219710 1230154 1268760 1301024 1353344 1382338 1437928 1447240 1521840 1583040 1626280 1691680 1736688 1778880 1797410 1845231 1951536 2029120 2030016 2073507 2156892 2170860 2315584 2434944 2439420 2460308 2537520 2602048 2696115 2764676 2875856 2894480 3043680 3075385 3166080 3252560 3383360 3455845 3473376 3557760 3594820 3690462 3903072 3943729 4058240 4060032 4147014 4313784 4341720 4631168 4878840 4920616 5075040 5204096 5392230 5529352 5751712 5788960 6087360 6150770 6505120 6766720 6911690 6946752 7189640 7380924 7806144 7887458 8294028 8627568 8683440 9226155 9757680 9841232 10150080 10367535 10784460 11058704 11503424 11577920 11831187 12174720 12301540 13010240 13823380 13893504 14379280 14761848 15612288 15774916 16588056 17255136 17366880 18452310 19515360 19682464 19718645 20300160 20735070 21568920 22117408 23006848 23155840 23662374 24603080 26020480 27646760 28758560 29523696 31549832 33176112 34510272 34733760 36904620 39030720 39364928 39437290 41470140 43137840 44234816 47324748 49206160 55293520 57517120 59047392 59155935 63099664 66352224 67043393 69020544 69467520 73809240 78061440 78729856 78874580 82940280 86275680 88469632 94649496 98412320 110587040 115034240 118094784 118311870 126199328 132704448 134086786 147618480 157749160 165880560 172551360 189298992 196824640 201130179 221174080 236189568 236623740 252398656 265408896 268173572 295236960 315498320 331761120 335216965 345102720 378597984 393649280 402260358 442348160 473247480 504797312 536347144 590473920 630996640 663522240 670433930 757195968 804520716 946494960 1005650895 1072694288 1180947840 1261993280 1327044480 1340867860 1514391936 1609041432 1892989920 2011301790 2145388576 2523986560 2681735720 3218082864 3785979840 4022603580 4290777152 5363471440 6436165728 7571959680 8045207160 8581554304 10726942880 12872331456 16090414320 21453885760 25744662912 32180828640 42907771520 64361657280 128723314560
• Sum of all divisors σ(n): 444134275200
• Sum of proper divisors (its aliquot sum) s(n): 315410960640
• 128723314560 is an abundant number, because the sum of its proper divisors (315410960640) is greater than itself. Its abundance is 186687646080

Bases of 128723314560

• Binary: 1110111111000100000011110011110000000₂
• Hexadecimal: 0x1DF881E780
• Base-36: 1N4UJD6O

Squares and roots of 128723314560

• 128723314560 squared (128723314560²) is 16569691711312707993600
• 128723314560 cubed (128723314560³) is 2132905638317530421585599266816000
• The square root of 128723314560 is 358780.3151790801
• The cube root of 128723314560 is 5049.1592831095

Scales and comparisons

• 128,723,314,560 seconds is equal to 4,093 years, 1 day, 4 hours, 16 minutes.
• To count from 1 to 128,723,314,560 would take you about eight thousand, one hundred eighty-six 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 128723314560 cubic inches would be around 420.8 feet tall.

Recreational maths with 128723314560

• 128723314560 backwards is 065413327821
• The number of decimal digits it has is: 12
• The sum of 128723314560's digits is 42
• More coming soon!