680161920720

Names of 680161920720

• Cardinal: 680161920720 can be written as Six hundred eighty billion, one hundred sixty-one million, nine hundred twenty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.8016192072 × 10¹¹

Factors of 680161920720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 84775

Divisors of 680161920720

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 310 372 465 496 620 744 930 1093 1240 1488 1860 2186 2480 3279 3720 4372 5465 6558 7440 8744 10930 13116 16395 17488 21860 26232 32790 33883 43720 52464 65580 67766 83641 87440 101649 131160 135532 167282 169415 203298 250923 262320 271064 334564 338830 406596 418205 501846 508245 542128 669128 677660 813192 836410 1003692 1016490 1254615 1338256 1355320 1626384 1672820 2007384 2032980 2509230 2592871 2710640 3345640 4014768 4065960 5018460 5185742 6691280 7778613 8131920 10036920 10371484 12964355 15557226 20073840 20742968 25928710 31114452 38893065 41485936 51857420 62228904 77786130 91419613 103714840 124457808 155572260 182839226 207429680 274258839 311144520 365678452 457098065 548517678 622289040 731356904 914196130 1097035356 1371294195 1462713808 1828392260 2194070712 2742588390 2834008003 3656784520 4388141424 5485176780 5668016006 7313569040 8502024009 10970353560 11336032012 14170040015 17004048018 21940707120 22672064024 28340080030 34008096036 42510120045 45344128048 56680160060 68016192072 85020240090 113360320120 136032384144 170040480180 226720640240 340080960360 680161920720
• Sum of all divisors σ(n): 2178535517184
• Sum of proper divisors (its aliquot sum) s(n): 1498373596464
• 680161920720 is an abundant number, because the sum of its proper divisors (1498373596464) is greater than itself. Its abundance is 818211675744

Bases of 680161920720

• Binary: 1001111001011100110011110100011011010000₂
• Hexadecimal: 0x9E5CCF46D0
• Base-36: 8OGMUGUO

Squares and roots of 680161920720

• 680161920720 squared (680161920720²) is 462620238397519565318400
• 680161920720 cubed (680161920720³) is 314656669912401202430742442357248000
• The square root of 680161920720 is 824719.2981372511
• The cube root of 680161920720 is 8794.3572671841

Scales and comparisons

• 680,161,920,720 seconds is equal to 21,627 years, 2 weeks, 2 days, 10 hours, 52 minutes.
• To count from 1 to 680,161,920,720 would take you about forty-three thousand, two hundred fifty-four 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 680161920720 cubic inches would be around 732.9 feet tall.

Recreational maths with 680161920720

• 680161920720 backwards is 027029161086
• The number of decimal digits it has is: 12
• The sum of 680161920720's digits is 42
• More coming soon!