68380816512

Names of 68380816512

• Cardinal: 68380816512 can be written as Sixty-eight billion, three hundred eighty million, eight hundred sixteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 6.8380816512 × 10¹⁰

Factors of 68380816512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 667

Divisors of 68380816512

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 37 48 61 64 74 96 111 122 128 148 183 192 222 244 257 296 307 366 384 444 488 514 592 614 732 771 888 921 976 1028 1184 1228 1464 1542 1776 1842 1952 2056 2257 2368 2456 2928 3084 3552 3684 3904 4112 4514 4736 4912 5856 6168 6771 7104 7368 7808 8224 9028 9509 9824 11359 11712 12336 13542 14208 14736 15677 16448 18056 18727 19018 19648 22718 23424 24672 27084 28527 29472 31354 32896 34077 36112 37454 38036 39296 45436 47031 49344 54168 56181 57054 58944 62708 68154 72224 74908 76072 78899 90872 94062 98688 108336 112362 114108 117888 125416 136308 144448 149816 152144 157798 181744 188124 216672 224724 228216 236697 250832 272616 288896 299632 304288 315596 363488 376248 433344 449448 456432 473394 501664 545232 580049 599264 608576 631192 692899 726976 752496 866688 898896 912864 946788 1003328 1090464 1160098 1198528 1217152 1262384 1385798 1453952 1504992 1740147 1797792 1825728 1893576 2006656 2078697 2180928 2320196 2397056 2524768 2771596 2919263 3009984 3480294 3595584 3651456 3787152 4157394 4361856 4640392 4812839 5049536 5543192 5838526 6019968 6960588 7191168 7574304 8314788 8757789 9280784 9625678 10099072 11086384 11677052 13921176 14438517 15148608 16629576 17515578 18561568 19251356 22172768 23354104 27842352 28877034 30297216 33259152 35031156 37123136 38502712 44345536 46708208 55684704 57754068 66518304 70062312 74246272 77005424 88691072 93416416 111369408 115508136 133036608 140124624 154010848 178075043 186832832 222738816 231016272 266073216 280249248 308021696 356150086 373665664 462032544 534225129 560498496 616043392 712300172 924065088 1068450258 1120996992 1424600344 1848130176 2136900516 2849200688 4273801032 5698401376 8547602064 11396802752 17095204128 22793605504 34190408256 68380816512
• Sum of all divisors σ(n): 190961527680
• Sum of proper divisors (its aliquot sum) s(n): 122580711168
• 68380816512 is an abundant number, because the sum of its proper divisors (122580711168) is greater than itself. Its abundance is 54199894656

Bases of 68380816512

• Binary: 111111101011110100000111010010000000₂
• Hexadecimal: 0xFEBD07480
• Base-36: VEW67PC

Squares and roots of 68380816512

• 68380816512 squared (68380816512²) is 4675936066847811846144
• 68380816512 cubed (68380816512³) is 319744326208963188079872838729728
• The square root of 68380816512 is 261497.2590907981
• The cube root of 68380816512 is 4089.2603423693

Scales and comparisons

• 68,380,816,512 seconds is equal to 2,174 years, 15 weeks, 3 days, 15 hours, 15 minutes, 12 seconds.
• To count from 1 to 68,380,816,512 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 68380816512 cubic inches would be around 340.8 feet tall.

Recreational maths with 68380816512

• 68380816512 backwards is 21561808386
• 68380816512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68380816512's digits is 48
• More coming soon!