268121920

Names of 268121920

• Cardinal: 268121920 can be written as Two hundred sixty-eight million, one hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.6812192 × 10⁸

Factors of 268121920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 248

Divisors of 268121920

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 80 88 95 110 152 160 176 190 209 211 220 304 320 352 361 380 418 422 440 608 704 722 760 836 844 880 1045 1055 1216 1444 1520 1672 1688 1760 1805 2090 2110 2321 2888 3040 3344 3376 3520 3610 3971 4009 4180 4220 4642 5776 6080 6688 6752 7220 7942 8018 8360 8440 9284 11552 11605 13376 13504 14440 15884 16036 16720 16880 18568 19855 20045 23104 23210 28880 31768 32072 33440 33760 37136 39710 40090 44099 46420 57760 63536 64144 66880 67520 74272 76171 79420 80180 88198 92840 115520 127072 128288 148544 152342 158840 160360 176396 185680 220495 254144 256576 304684 317680 320720 352792 371360 380855 440990 609368 635360 641440 705584 742720 761710 837881 881980 1218736 1270720 1282880 1411168 1523420 1675762 1763960 2437472 2822336 3046840 3351524 3527920 4189405 4874944 6093680 6703048 7055840 8378810 12187360 13406096 14111680 16757620 24374720 26812192 33515240 53624384 67030480 134060960 268121920
• Sum of all divisors σ(n): 738579168
• Sum of proper divisors (its aliquot sum) s(n): 470457248
• 268121920 is an abundant number, because the sum of its proper divisors (470457248) is greater than itself. Its abundance is 202335328

Bases of 268121920

• Binary: 1111111110110011011101000000₂
• Hexadecimal: 0xFFB3740
• Base-36: 4FMS74

Squares and roots of 268121920

• 268121920 squared (268121920²) is 71889363984486400
• 268121920 cubed (268121920³) is 19275114299099343781888000
• The square root of 268121920 is 16374.4288450009
• The cube root of 268121920 is 644.8283260035

Scales and comparisons

• 268,121,920 seconds is equal to 8 years, 27 weeks, 2 days, 6 hours, 18 minutes, 40 seconds.
• To count from 1 to 268,121,920 would take you about twelve 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 268121920 cubic inches would be around 53.7 feet tall.

Recreational maths with 268121920

• 268121920 backwards is 029121862
• The number of decimal digits it has is: 9
• The sum of 268121920's digits is 31
• More coming soon!