668948368

Names of 668948368

• Cardinal: 668948368 can be written as Six hundred sixty-eight million, nine hundred forty-eight thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 6.68948368 × 10⁸

Factors of 668948368

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 215

Divisors of 668948368

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 11 16 17 22 34 44 47 67 68 71 88 94 134 136 142 176 187 188 268 272 284 374 376 517 536 568 737 748 752 781 799 1034 1072 1136 1139 1207 1474 1496 1562 1598 2068 2278 2414 2948 2992 3124 3149 3196 3337 4136 4556 4757 4828 5896 6248 6298 6392 6674 8272 8789 9112 9514 9656 11792 12496 12529 12596 12784 13277 13348 17578 18224 19028 19312 25058 25192 26554 26696 34639 35156 36707 38056 50116 50384 52327 53108 53392 53533 56729 69278 70312 73414 76112 80869 100232 104654 106216 107066 113458 138556 140624 146828 161738 200464 209308 212432 214132 223579 226916 277112 293656 323476 418616 428264 447158 453832 554224 587312 588863 624019 646952 837232 856528 889559 894316 907664 1177726 1248038 1293904 1779118 1788632 2355452 2459369 2496076 3558236 3577264 3800843 4710904 4918738 4992152 7116472 7601686 9421808 9837476 9984304 14232944 15203372 19674952 30406744 39349904 41809273 60813488 83618546 167237092 334474184 668948368
• Sum of all divisors σ(n): 1573613568
• Sum of proper divisors (its aliquot sum) s(n): 904665200
• 668948368 is an abundant number, because the sum of its proper divisors (904665200) is greater than itself. Its abundance is 235716832

Bases of 668948368

• Binary: 100111110111110101011110010000₂
• Hexadecimal: 0x27DF5790
• Base-36: B29VV4

Squares and roots of 668948368

• 668948368 squared (668948368²) is 447491919049863424
• 668948368 cubed (668948368³) is 299348988941594248107692032
• The square root of 668948368 is 25864.0361892725
• The cube root of 668948368 is 874.5759547487

Scales and comparisons

• 668,948,368 seconds is equal to 21 years, 14 weeks, 10 hours, 59 minutes, 28 seconds.
• To count from 1 to 668,948,368 would take you about thirty-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 668948368 cubic inches would be around 72.9 feet tall.

Recreational maths with 668948368

• 668948368 backwards is 863849866
• The number of decimal digits it has is: 9
• The sum of 668948368's digits is 58
• More coming soon!