128712446016

Names of 128712446016

• Cardinal: 128712446016 can be written as One hundred twenty-eight billion, seven hundred twelve million, four hundred forty-six thousand and sixteen.

Scientific notation

• Scientific notation: 1.28712446016 × 10¹¹

Factors of 128712446016

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6392

Divisors of 128712446016

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 19 21 22 24 28 32 33 38 42 44 48 56 57 64 66 73 76 77 84 88 96 112 114 132 133 146 152 154 168 176 192 209 219 224 228 231 264 266 292 304 308 336 352 399 418 438 448 456 462 511 528 532 584 608 616 627 672 704 798 803 836 876 912 924 1022 1056 1064 1168 1216 1232 1254 1344 1387 1463 1533 1596 1606 1672 1752 1824 1848 2044 2112 2128 2336 2409 2464 2508 2774 2926 3066 3192 3212 3344 3504 3648 3696 4088 4161 4256 4389 4672 4818 4928 5016 5548 5621 5852 6132 6277 6384 6424 6688 7008 7392 8176 8322 8512 8778 9636 9709 10032 11096 11242 11704 12264 12554 12768 12848 13376 14016 14784 15257 16352 16644 16863 17556 18831 19272 19418 20064 22192 22484 23408 24528 25108 25536 25696 29127 30514 32704 33288 33726 35112 37662 38544 38836 40128 43939 44384 44968 45771 46816 49056 50216 51392 58254 61028 66576 67452 69047 70224 75324 77088 77672 87878 88768 89936 91542 93632 98112 100432 106799 116508 119263 122056 131817 133152 134904 138094 140448 150648 154176 155344 175756 179872 183084 200864 207141 213598 233016 238526 244112 263634 266304 269808 276188 280896 301296 310688 320397 351512 357789 359744 366168 401728 414282 427196 458221 466032 477052 483329 488224 527268 539616 552376 602592 621376 640794 703024 715578 732336 828564 834841 854392 916442 932064 954104 966658 976448 1054536 1079232 1104752 1205184 1281588 1311893 1374663 1406048 1431156 1449987 1464672 1657128 1669682 1708784 1832884 1864128 1908208 1933316 2109072 2209504 2504523 2563176 2623786 2749326 2812096 2862312 2899974 2929344 3207547 3314256 3339364 3417568 3665768 3816416 3866632 3935679 4218144 4419008 5009046 5040431 5126352 5247572 5498652 5724624 5799948 6415094 6628512 6678728 6835136 7331536 7632832 7733264 7871358 8436288 8706199 9183251 9622641 10018092 10080862 10252704 10495144 10997304 11449248 11599896 12830188 13257024 13357456 14663072 15121293 15466528 15742716 17412398 18366502 19245282 20036184 20161724 20505408 20990288 21994608 22898496 23199792 25660376 26118597 26714912 27549753 29326144 30242586 30933056 31485432 34824796 35283017 36733004 38490564 40072368 40323448 41980576 43989216 46399584 51320752 52237194 53429824 55099506 60485172 60943393 62970864 69649592 70566034 73466008 76981128 80144736 80646896 83961152 87978432 92799168 95768189 102641504 104474388 105849051 110199012 120970344 121886786 125941728 139299184 141132068 146932016 153962256 160289472 161293792 182830179 191536378 205283008 208948776 211698102 220398024 241940688 243773572 251883456 278598368 282264136 287304567 293864032 307924512 322587584 365660358 383072756 417897552 423396204 440796048 483881376 487547144 557196736 564528272 574609134 587728064 615849024 670377323 731320716 766145512 835795104 846792408 881592096 967762752 975094288 1129056544 1149218268 1340754646 1462641432 1532291024 1671590208 1693584816 1763184192 1950188576 2011131969 2258113088 2298436536 2681509292 2925282864 3064582048 3387169632 3900377152 4022263938 4596873072 5363018584 5850565728 6129164096 6774339264 8044527876 9193746144 10726037168 11701131456 16089055752 18387492288 21452074336 32178111504 42904148672 64356223008 128712446016
• Sum of all divisors σ(n): 453124945920
• Sum of proper divisors (its aliquot sum) s(n): 324412499904
• 128712446016 is an abundant number, because the sum of its proper divisors (324412499904) is greater than itself. Its abundance is 195700053888

Bases of 128712446016

• Binary: 1110111110111110111000001000001000000₂
• Hexadecimal: 0x1DF7DC1040
• Base-36: 1N4O2EYO

Squares and roots of 128712446016

• 128712446016 squared (128712446016²) is 16566893759421714272256
• 128712446016 cubed (128712446016³) is 2132365418662374689645927126532096
• The square root of 128712446016 is 358765.1683427475
• The cube root of 128712446016 is 5049.0171732553

Scales and comparisons

• 128,712,446,016 seconds is equal to 4,092 years, 34 weeks, 1 day, 9 hours, 13 minutes, 36 seconds.
• To count from 1 to 128,712,446,016 would take you about eight thousand, one hundred eighty-five 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 128712446016 cubic inches would be around 420.8 feet tall.

Recreational maths with 128712446016

• 128712446016 backwards is 610644217821
• 128712446016 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128712446016's digits is 42
• More coming soon!