128099017728

Names of 128099017728

• Cardinal: 128099017728 can be written as One hundred twenty-eight billion, ninety-nine million, seventeen thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.28099017728 × 10¹¹

Factors of 128099017728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 75

Divisors of 128099017728

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 59 64 66 72 88 96 99 108 118 121 128 132 144 176 177 192 198 216 236 242 256 264 288 297 352 354 363 384 396 432 472 484 512 528 531 576 594 649 704 708 726 768 792 864 944 968 1024 1056 1062 1089 1152 1188 1298 1331 1408 1416 1452 1536 1584 1593 1728 1888 1936 1947 2112 2124 2178 2304 2376 2596 2662 2816 2832 2904 3072 3168 3186 3267 3456 3481 3776 3872 3894 3993 4224 4248 4356 4608 4752 5192 5324 5632 5664 5808 5841 6336 6372 6534 6912 6962 7139 7552 7744 7788 7986 8448 8496 8712 9216 9504 10384 10443 10648 11264 11328 11616 11682 11979 12672 12744 13068 13824 13924 14278 15104 15488 15576 15972 16896 16992 17424 17523 19008 20768 20886 21296 21417 22656 23232 23364 23958 25344 25488 26136 27648 27848 28556 30208 30976 31152 31329 31944 33792 33984 34848 35046 35937 38016 38291 41536 41772 42592 42834 45312 46464 46728 47916 50688 50976 52272 55696 57112 60416 61952 62304 62658 63888 64251 67968 69696 70092 71874 76032 76582 78529 83072 83544 85184 85668 90624 92928 93456 93987 95832 101376 101952 104544 111392 114224 114873 123904 124608 125316 127776 128502 135936 139392 140184 143748 152064 153164 157058 166144 167088 170368 171336 181248 185856 186912 187974 191664 192753 203904 209088 222784 228448 229746 235587 249216 250632 255552 257004 271872 278784 280368 287496 304128 306328 314116 332288 334176 340736 342672 344619 371712 373824 375948 383328 385506 407808 418176 421201 445568 456896 459492 471174 498432 501264 511104 514008 543744 557568 560736 574992 612656 628232 664576 668352 681472 685344 689238 706761 747648 751896 766656 771012 815616 836352 842402 891136 913792 918984 942348 996864 1002528 1022208 1028016 1033857 1115136 1121472 1149984 1225312 1256464 1263603 1336704 1362944 1370688 1378476 1413522 1495296 1503792 1533312 1542024 1631232 1672704 1684804 1782272 1827584 1837968 1884696 1993728 2005056 2044416 2056032 2067714 2120283 2242944 2299968 2450624 2512928 2527206 2673408 2741376 2756952 2827044 2990592 3007584 3066624 3084048 3345408 3369608 3564544 3655168 3675936 3769392 3790809 4010112 4088832 4112064 4135428 4240566 4485888 4599936 4633211 4901248 5025856 5054412 5346816 5482752 5513904 5654088 5981184 6015168 6133248 6168096 6739216 7310336 7351872 7538784 7581618 8020224 8224128 8270856 8481132 8971776 9199872 9266422 9802496 10051712 10108824 10693632 10965504 11027808 11308176 11372427 12030336 12266496 12336192 13478432 13899633 14703744 15077568 15163236 16040448 16448256 16541712 16962264 17943552 18399744 18532844 19604992 20103424 20217648 21931008 22055616 22616352 22744854 24060672 24672384 26956864 27799266 29407488 30155136 30326472 32080896 32896512 33083424 33924528 36799488 37065688 39209984 40206848 40435296 41698899 44111232 45232704 45489708 48121344 49344768 53913728 55598532 58814976 60310272 60652944 65793024 66166848 67849056 74131376 80413696 80870592 83397798 88222464 90465408 90979416 96242688 98689536 107827456 111197064 117629952 120620544 121305888 125096697 132333696 135698112 148262752 161741184 166795596 176444928 180930816 181958832 197379072 215654912 222394128 241241088 242611776 250193394 264667392 271396224 296525504 323482368 333591192 352889856 361861632 363917664 431309824 444788256 485223552 500386788 529334784 542792448 593051008 646964736 667182384 723723264 727835328 889576512 970447104 1000773576 1058669568 1085584896 1186102016 1293929472 1334364768 1455670656 1779153024 1940894208 2001547152 2171169792 2372204032 2668729536 2911341312 3558306048 3881788416 4003094304 4744408064 5337459072 5822682624 7116612096 8006188608 10674918144 11645365248 14233224192 16012377216 21349836288 32024754432 42699672576 64049508864 128099017728
• Sum of all divisors σ(n): 424467885120
• Sum of proper divisors (its aliquot sum) s(n): 296368867392
• 128099017728 is an abundant number, because the sum of its proper divisors (296368867392) is greater than itself. Its abundance is 168269849664

Bases of 128099017728

• Binary: 1110111010011010010111110010000000000₂
• Hexadecimal: 0x1DD34BE400
• Base-36: 1MUIUIO0

Squares and roots of 128099017728

• 128099017728 squared (128099017728²) is 16409358342878458281984
• 128099017728 cubed (128099017728³) is 2102022685269492330013176839012352
• The square root of 128099017728 is 357909.2311299053
• The cube root of 128099017728 is 5040.9833908775

Scales and comparisons

• 128,099,017,728 seconds is equal to 4,073 years, 7 weeks, 6 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 128,099,017,728 would take you about eight thousand, one hundred forty-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 128099017728 cubic inches would be around 420.1 feet tall.

Recreational maths with 128099017728

• 128099017728 backwards is 827710990821
• 128099017728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128099017728's digits is 54
• More coming soon!