20893920

Names of 20893920

• Cardinal: 20893920 can be written as Twenty million, eight hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.089392 × 10⁷

Factors of 20893920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 137

Divisors of 20893920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 29 30 32 38 40 48 57 58 60 76 79 80 87 95 96 114 116 120 145 152 158 160 174 190 228 232 237 240 285 290 304 316 348 380 395 435 456 464 474 480 551 570 580 608 632 696 760 790 870 912 928 948 1102 1140 1160 1185 1264 1392 1501 1520 1580 1653 1740 1824 1896 2204 2280 2291 2320 2370 2528 2755 2784 3002 3040 3160 3306 3480 3792 4408 4503 4560 4582 4640 4740 5510 6004 6320 6612 6873 6960 7505 7584 8265 8816 9006 9120 9164 9480 11020 11455 12008 12640 13224 13746 13920 15010 16530 17632 18012 18328 18960 22040 22515 22910 24016 26448 27492 30020 33060 34365 36024 36656 37920 43529 44080 45030 45820 48032 52896 54984 60040 66120 68730 72048 73312 87058 88160 90060 91640 109968 120080 130587 132240 137460 144096 174116 180120 183280 217645 219936 240160 261174 264480 274920 348232 360240 366560 435290 522348 549840 652935 696464 720480 870580 1044696 1099680 1305870 1392928 1741160 2089392 2611740 3482320 4178784 5223480 6964640 10446960 20893920
• Sum of all divisors σ(n): 72576000
• Sum of proper divisors (its aliquot sum) s(n): 51682080
• 20893920 is an abundant number, because the sum of its proper divisors (51682080) is greater than itself. Its abundance is 30788160

Bases of 20893920

• Binary: 1001111101101000011100000₂
• Hexadecimal: 0x13ED0E0
• Base-36: CFTUO

Squares and roots of 20893920

• 20893920 squared (20893920²) is 436555892966400
• 20893920 cubed (20893920³) is 9121363903168524288000
• The square root of 20893920 is 4570.9867643649
• The cube root of 20893920 is 275.4270829407

Scales and comparisons

• 20,893,920 seconds is equal to 34 weeks, 3 days, 19 hours, 52 minutes.
• To count from 1 to 20,893,920 would take you about fifty-one weeks!

  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 20893920 cubic inches would be around 23 feet tall.

Recreational maths with 20893920

• 20893920 backwards is 02939802
• The number of decimal digits it has is: 8
• The sum of 20893920's digits is 33
• More coming soon!