680899968840

Names of 680899968840

• Cardinal: 680899968840 can be written as Six hundred eighty billion, eight hundred ninety-nine million, nine hundred sixty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.8089996884 × 10¹¹

Factors of 680899968840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 135748

Divisors of 680899968840

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 42 52 56 60 65 70 78 84 91 104 105 120 130 140 156 168 182 195 210 260 273 280 312 364 390 420 455 461 520 546 728 780 840 910 922 1092 1365 1383 1560 1820 1844 2184 2305 2730 2766 3227 3640 3688 4610 5460 5532 5993 6454 6915 9220 9681 10920 11064 11986 12908 13830 16135 17979 18440 19362 23972 25816 27660 29965 32270 35958 38724 41951 47944 48405 55320 59930 64540 71916 77448 83902 89895 96810 119860 125853 129080 135257 143832 167804 179790 193620 209755 239720 251706 270514 335608 359580 387240 405771 419510 503412 541028 629265 676285 719160 811542 839020 946799 1006824 1082056 1258530 1352570 1623084 1678040 1758341 1893598 2028855 2517060 2705140 2840397 3246168 3516682 3787196 4057710 4733995 5034120 5275023 5410280 5680794 7033364 7574392 8115420 8791705 9467990 10550046 11361588 12308387 14066728 14201985 16230840 17583410 18935980 21100092 22723176 24616774 26375115 28403970 35166820 36925161 37871960 42200184 49233548 52750230 56807940 61541935 62353477 70333640 73850322 98467096 105500460 113615880 123083870 124706954 147700644 184625805 187060431 211000920 246167740 249413908 295401288 311767385 369251610 374120862 436474339 492335480 498827816 623534770 738503220 748241724 810595201 872948678 935302155 1247069540 1309423017 1477006440 1496483448 1621190402 1745897356 1870604310 2182371695 2431785603 2494139080 2618846034 3242380804 3491794712 3741208620 4052976005 4364743390 4863571206 5237692068 5674166407 6484761608 6547115085 7482417240 8105952010 8729486780 9727142412 10475384136 11348332814 12158928015 13094230170 16211904020 17022499221 17458973560 19454284824 22696665628 24317856030 26188460340 28370832035 32423808040 34044998442 45393331256 48635712060 52376920680 56741664070 68089996884 85112496105 97271424120 113483328140 136179993768 170224992210 226966656280 340449984420 680899968840
• Sum of all divisors σ(n): 2519564382720
• Sum of proper divisors (its aliquot sum) s(n): 1838664413880
• 680899968840 is an abundant number, because the sum of its proper divisors (1838664413880) is greater than itself. Its abundance is 1157764445040

Bases of 680899968840

• Binary: 1001111010001000110011001111111101001000₂
• Hexadecimal: 0x9E88CCFF48
• Base-36: 8OSU9EFC

Squares and roots of 680899968840

• 680899968840 squared (680899968840²) is 463624767566312970945600
• 680899968840 cubed (680899968840³) is 315682089789354744550546865335104000
• The square root of 680899968840 is 825166.6309540153
• The cube root of 680899968840 is 8797.5370553977

Scales and comparisons

• 680,899,968,840 seconds is equal to 21,650 years, 26 weeks, 4 days, 16 hours, 14 minutes.
• To count from 1 to 680,899,968,840 would take you about forty-three thousand, three hundred one 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 680899968840 cubic inches would be around 733.1 feet tall.

Recreational maths with 680899968840

• 680899968840 backwards is 048869998086
• The number of decimal digits it has is: 12
• The sum of 680899968840's digits is 75
• More coming soon!