80305816640

Names of 80305816640

• Cardinal: 80305816640 can be written as Eighty billion, three hundred five million, eight hundred sixteen thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.030581664 × 10¹⁰

Factors of 80305816640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7075

Divisors of 80305816640

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 71 73 80 112 140 142 146 160 224 280 284 292 320 355 365 448 497 511 560 568 584 710 730 994 1022 1120 1136 1168 1420 1460 1988 2044 2240 2272 2336 2485 2555 2840 2920 3976 4088 4544 4672 4970 5110 5183 5680 5840 6917 7952 8176 9940 10220 10366 11360 11680 13834 15904 16352 19880 20440 20732 22720 23360 25915 27668 31808 32704 34585 36281 39760 40880 41464 48419 51830 55336 69170 72562 79520 81760 82928 96838 103660 110672 138340 145124 159040 163520 165856 181405 193676 207320 221344 242095 276680 290248 331712 362810 387352 414640 442688 484190 491107 504941 553360 580496 725620 774704 829280 968380 982214 1009882 1106720 1160992 1451240 1549408 1658560 1936760 1964428 2019764 2213440 2321984 2455535 2524705 2902480 3098816 3437749 3534587 3873520 3928856 4039528 4911070 5049410 5804960 6875498 7069174 7747040 7857712 8079056 9822140 10098820 11609920 13750996 14138348 15494080 15715424 16158112 17188745 17672935 19644280 20197640 27501992 28276696 31430848 32316224 34377490 35345870 35850811 39288560 40395280 55003984 56553392 68754980 70691740 71701622 78577120 80790560 110007968 113106784 137509960 141383480 143403244 157154240 161581120 179254055 220015936 226213568 250955677 275019920 282766960 286806488 358508110 501911354 550039840 565533920 573612976 717016220 1003822708 1100079680 1131067840 1147225952 1254778385 1434032440 2007645416 2294451904 2509556770 2868064880 4015290832 5019113540 5736129760 8030581664 10038227080 11472259520 16061163328 20076454160 40152908320 80305816640
• Sum of all divisors σ(n): 224693097984
• Sum of proper divisors (its aliquot sum) s(n): 144387281344
• 80305816640 is an abundant number, because the sum of its proper divisors (144387281344) is greater than itself. Its abundance is 64081464704

Bases of 80305816640

• Binary: 1001010110010100110011000010001000000₂
• Hexadecimal: 0x12B2998440
• Base-36: 10W40COW

Squares and roots of 80305816640

• 80305816640 squared (80305816640²) is 6449024186217300889600
• 80305816640 cubed (80305816640³) is 517894153805291780435926482944000
• The square root of 80305816640 is 283382.8093586483
• The cube root of 80305816640 is 4314.3529151537

Scales and comparisons

• 80,305,816,640 seconds is equal to 2,553 years, 24 weeks, 5 days, 11 hours, 17 minutes, 20 seconds.
• To count from 1 to 80,305,816,640 would take you about five thousand, one hundred 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 80305816640 cubic inches would be around 359.5 feet tall.

Recreational maths with 80305816640

• 80305816640 backwards is 04661850308
• The number of decimal digits it has is: 11
• The sum of 80305816640's digits is 41
• More coming soon!