668831488512

Names of 668831488512

• Cardinal: 668831488512 can be written as Six hundred sixty-eight billion, eight hundred thirty-one million, four hundred eighty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 6.68831488512 × 10¹¹

Factors of 668831488512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 137006

Divisors of 668831488512

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 64 66 68 88 96 102 128 132 136 176 187 192 204 256 264 272 289 352 374 384 408 512 528 544 561 578 704 748 768 816 867 1056 1088 1122 1156 1408 1496 1536 1632 1734 2112 2176 2244 2312 2816 2992 3179 3264 3468 4224 4352 4488 4624 5632 5984 6358 6528 6936 8448 8704 8976 9248 9537 11968 12716 13056 13872 16896 17952 18496 19074 23936 25432 26112 27744 35904 36992 38148 47872 50864 55488 71808 73984 76296 95744 101728 110976 136973 143616 147968 152592 203456 221952 273946 287232 305184 406912 410919 443904 547892 610368 813824 821838 1095784 1220736 1506703 1627648 1643676 2191568 2328541 2441472 3013406 3287352 4383136 4520109 4657082 4882944 6026812 6574704 6985623 8766272 9040218 9314164 12053624 13149408 13971246 17532544 18080436 18628328 24107248 25613951 26298816 27942492 35065088 36160872 37256656 39585197 48214496 51227902 52597632 55884984 70130176 72321744 74513312 76841853 79170394 96428992 102455804 105195264 111769968 118755591 144643488 149026624 153683706 158340788 192857984 204911608 210390528 223539936 237511182 289286976 298053248 307367412 316681576 385715968 409823216 435437167 447079872 475022364 578573952 596106496 614734824 633363152 771431936 819646432 870874334 894159744 950044728 1157147904 1192212992 1229469648 1266726304 1306311501 1639292864 1741748668 1788319488 1900089456 2314295808 2458939296 2533452608 2612623002 3278585728 3483497336 3576638976 3800178912 4917878592 5066905216 5225246004 6557171456 6966994672 7600357824 9835757184 10133810432 10450492008 13114342912 13933989344 15200715648 19671514368 20267620864 20900984016 27867978688 30401431296 39343028736 41801968032 55735957376 60802862592 83603936064 111471914752 167207872128 222943829504 334415744256 668831488512
• Sum of all divisors σ(n): 2064873187872
• Sum of proper divisors (its aliquot sum) s(n): 1396041699360
• 668831488512 is an abundant number, because the sum of its proper divisors (1396041699360) is greater than itself. Its abundance is 727210210848

Bases of 668831488512

• Binary: 1001101110111001011101101001101000000000₂
• Hexadecimal: 0x9BB9769A00
• Base-36: 8J98ZZEO

Squares and roots of 668831488512

• 668831488512 squared (668831488512²) is 447335560025177587974144
• 668831488512 cubed (668831488512³) is 299192108475988650361888562089033728
• The square root of 668831488512 is 817821.1837021587
• The cube root of 668831488512 is 8745.2501611699

Scales and comparisons

• 668,831,488,512 seconds is equal to 21,266 years, 40 weeks, 1 day, 4 hours, 35 minutes, 12 seconds.
• To count from 1 to 668,831,488,512 would take you about forty-two thousand, five hundred thirty-three 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 668831488512 cubic inches would be around 728.8 feet tall.

Recreational maths with 668831488512

• 668831488512 backwards is 215884138866
• The number of decimal digits it has is: 12
• The sum of 668831488512's digits is 60
• More coming soon!