68371849728

Names of 68371849728

• Cardinal: 68371849728 can be written as Sixty-eight billion, three hundred seventy-one million, eight hundred forty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.8371849728 × 10¹⁰

Factors of 68371849728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 23318

Divisors of 68371849728

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 49 52 56 63 64 72 78 84 91 96 98 104 112 117 126 128 144 147 156 168 182 192 196 208 224 234 252 256 273 288 294 312 336 364 384 392 416 441 448 468 504 512 546 576 588 624 637 672 728 768 784 819 832 882 896 936 1008 1092 1152 1176 1248 1274 1344 1456 1536 1568 1638 1664 1764 1792 1872 1911 2016 2184 2304 2352 2496 2548 2688 2912 3136 3276 3328 3528 3584 3744 3822 4032 4368 4608 4704 4992 5096 5376 5733 5824 6272 6552 6656 7056 7488 7644 8064 8736 9408 9984 10192 10752 11466 11648 12544 13104 14112 14976 15288 16128 17472 18816 19968 20384 22932 23293 23296 25088 26208 28224 29952 30576 32256 34944 37632 40768 45864 46586 46592 52416 56448 59904 61152 69879 69888 75264 81536 91728 93172 104832 112896 122304 139758 139776 163051 163072 183456 186344 209637 209664 225792 244608 279516 302809 326102 326144 366912 372688 419274 419328 489153 489216 559032 605618 652204 733824 745376 838548 908427 978306 978432 1118064 1141357 1211236 1304408 1467459 1467648 1490752 1677096 1816854 1956612 2119663 2236128 2282714 2422472 2608816 2725281 2934918 2935296 2981504 3354192 3424071 3633708 3913224 4239326 4472256 4565428 4844944 5217632 5450562 5869836 5963008 6358989 6708384 6848142 7267416 7826448 8478652 8944512 9130856 9689888 10272213 10435264 10901124 11739672 11926016 12717978 13416768 13696284 14534832 14837641 15652896 16957304 17889024 18261712 19076967 19379776 20544426 20870528 21802248 23479344 25435956 26833536 27392568 29069664 29675282 31305792 33914608 35778048 36523424 38153934 38759552 41088852 41741056 43604496 44512923 46958688 50871912 53667072 54785136 58139328 59350564 62611584 67829216 73046848 76307868 77519104 82177704 83482112 87208992 89025846 93917376 101743824 107334144 109570272 116278656 118701128 125223168 133538769 135658432 146093696 152615736 155038208 164355408 174417984 178051692 187834752 203487648 219140544 232557312 237402256 250446336 267077538 271316864 292187392 305231472 328710816 348835968 356103384 375669504 406975296 438281088 465114624 474804512 534155076 542633728 584374784 610462944 657421632 697671936 712206768 751339008 813950592 876562176 949609024 1068310152 1085267456 1220925888 1314843264 1395343872 1424413536 1627901184 1753124352 1899218048 2136620304 2441851776 2629686528 2848827072 3255802368 3798436096 4273240608 4883703552 5259373056 5697654144 7596872192 8546481216 9767407104 11395308288 17092962432 22790616576 34185924864 68371849728
• Sum of all divisors σ(n): 247209950988
• Sum of proper divisors (its aliquot sum) s(n): 178838101260
• 68371849728 is an abundant number, because the sum of its proper divisors (178838101260) is greater than itself. Its abundance is 110466251532

Bases of 68371849728

• Binary: 111111101011010001111010001000000000₂
• Hexadecimal: 0xFEB47A200
• Base-36: VEQU0W0

Squares and roots of 68371849728

• 68371849728 squared (68371849728²) is 4674709835228213673984
• 68371849728 cubed (68371849728³) is 319618558376227065903508831076352
• The square root of 68371849728 is 261480.1134465105
• The cube root of 68371849728 is 4089.0815928363

Scales and comparisons

• 68,371,849,728 seconds is equal to 2,174 years, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 68,371,849,728 would take you about four thousand, three hundred forty-eight 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 68371849728 cubic inches would be around 340.8 feet tall.

Recreational maths with 68371849728

• 68371849728 backwards is 82794817386
• 68371849728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68371849728's digits is 63
• More coming soon!