128698572912

Names of 128698572912

• Cardinal: 128698572912 can be written as One hundred twenty-eight billion, six hundred ninety-eight million, five hundred seventy-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.28698572912 × 10¹¹

Factors of 128698572912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 331

Divisors of 128698572912

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 49 52 56 78 84 91 98 104 112 113 147 156 168 182 193 196 208 226 273 294 312 336 339 364 386 392 452 546 579 588 624 637 678 728 772 784 791 904 1092 1158 1176 1274 1351 1356 1456 1469 1544 1582 1808 1911 2184 2316 2352 2373 2509 2548 2702 2712 2938 3088 3164 3822 4053 4368 4407 4632 4746 5018 5096 5404 5424 5537 5876 6328 7527 7644 8106 8814 9264 9457 9492 10036 10192 10283 10808 11074 11752 12656 15054 15288 16212 16611 17563 17628 18914 18984 20072 20566 21616 21809 22148 23504 28371 30108 30576 30849 32424 33222 35126 35256 37249 37828 37968 40144 41132 43618 44296 52689 56742 60216 61698 64848 65427 66444 70252 70512 71981 74498 75656 82264 87236 88592 105378 111747 113484 120432 122941 123396 130854 132888 140504 143962 148996 151312 152663 164528 174472 210756 215943 223494 226968 245882 246792 260743 261708 265776 281008 283517 287924 297992 305326 348944 368823 421512 431886 446988 453936 457989 484237 491764 493584 521486 523416 567034 575848 595984 610652 737646 782229 843024 850551 863772 893976 915978 968474 983528 1042972 1046832 1068641 1134068 1151696 1221304 1452711 1475292 1564458 1701102 1727544 1787952 1825201 1831956 1936948 1967056 1984619 2085944 2137282 2268136 2442608 2905422 2950584 3128916 3205923 3389659 3402204 3455088 3650402 3663912 3873896 3969238 4171888 4209137 4274564 4536272 5475603 5810844 5901168 5953857 6257832 6411846 6779318 6804408 7300804 7327824 7747792 7938476 8418274 8549128 10168977 10951206 11621688 11907714 12515664 12627411 12823692 13558636 13608816 13892333 14601608 15876952 16836548 17098256 20337954 21902412 23243376 23727613 23815428 25254822 25647384 27117272 27784666 29203216 29463959 31753904 33673096 40675908 41676999 43804824 47455226 47630856 50509644 51294768 54234544 54718781 55569332 58927918 67346192 71182839 81351816 83353998 87609648 88391877 94910452 95261712 101019288 109437562 111138664 117855836 142365678 162703632 164156343 166707996 176783754 189820904 202038576 206247713 218875124 222277328 235711672 284731356 328312686 333415992 353567508 379641808 383031467 412495426 437750248 471423344 569462712 618743139 656625372 666831984 707135016 766062934 824990852 875500496 1138925424 1149094401 1237486278 1313250744 1414270032 1532125868 1649981704 2298188802 2474972556 2626501488 2681220269 3064251736 3299963408 4596377604 4949945112 5362440538 6128503472 8043660807 9192755208 9899890224 10724881076 16087321614 18385510416 21449762152 32174643228 42899524304 64349286456 128698572912
• Sum of all divisors σ(n): 422376809904
• Sum of proper divisors (its aliquot sum) s(n): 293678236992
• 128698572912 is an abundant number, because the sum of its proper divisors (293678236992) is greater than itself. Its abundance is 164979664080

Bases of 128698572912

• Binary: 1110111110111000010000110000001110000₂
• Hexadecimal: 0x1DF7086070
• Base-36: 1N4FT2EO

Squares and roots of 128698572912

• 128698572912 squared (128698572912²) is 16563322669585380159744
• 128698572912 cubed (128698572912³) is 2131675990256616533298051391254528
• The square root of 128698572912 is 358745.8333026323
• The cube root of 128698572912 is 5048.8357661491

Scales and comparisons

• 128,698,572,912 seconds is equal to 4,092 years, 11 weeks, 1 day, 19 hours, 35 minutes, 12 seconds.
• To count from 1 to 128,698,572,912 would take you about eight thousand, one hundred eighty-four 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 128698572912 cubic inches would be around 420.7 feet tall.

Recreational maths with 128698572912

• 128698572912 backwards is 219275896821
• The number of decimal digits it has is: 12
• The sum of 128698572912's digits is 60
• More coming soon!