381100020

Names of 381100020

• Cardinal: 381100020 can be written as Three hundred eighty-one million, one hundred thousand and twenty.

Scientific notation

• Scientific notation: 3.8110002 × 10⁸

Factors of 381100020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 580

Divisors of 381100020

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 29 30 35 42 58 60 67 70 84 87 105 116 134 140 145 174 201 203 210 268 290 335 348 402 406 420 435 467 469 580 609 670 804 812 870 934 938 1005 1015 1218 1340 1401 1407 1740 1868 1876 1943 2010 2030 2335 2345 2436 2802 2814 3045 3269 3886 4020 4060 4670 4690 5604 5628 5829 6090 6538 7005 7035 7772 9340 9380 9715 9807 11658 12180 13076 13543 13601 14010 14070 16345 19430 19614 23316 27086 27202 28020 28140 29145 31289 32690 38860 39228 40629 40803 49035 54172 54404 58290 62578 65380 67715 68005 81258 81606 93867 94801 98070 116580 125156 135430 136010 156445 162516 163212 187734 189602 196140 203145 204015 219023 270860 272020 284403 312890 375468 379204 406290 408030 438046 469335 474005 568806 625780 657069 812580 816060 876092 907381 938670 948010 1095115 1137612 1314138 1422015 1814762 1877340 1896020 2190230 2628276 2722143 2844030 3285345 3629524 4380460 4536905 5444286 5688060 6351667 6570690 9073810 10888572 12703334 13141380 13610715 18147620 19055001 25406668 27221430 31758335 38110002 54442860 63516670 76220004 95275005 127033340 190550010 381100020
• Sum of all divisors σ(n): 1283143680
• Sum of proper divisors (its aliquot sum) s(n): 902043660
• 381100020 is an abundant number, because the sum of its proper divisors (902043660) is greater than itself. Its abundance is 520943640

Bases of 381100020

• Binary: 10110101101110001111111110100₂
• Hexadecimal: 0x16B71FF4
• Base-36: 6AWANO

Squares and roots of 381100020

• 381100020 squared (381100020²) is 145237225244000400
• 381100020 cubed (381100020³) is 55349909445233057320008000
• The square root of 381100020 is 19521.7832177289
• The cube root of 381100020 is 725.0138847915

Scales and comparisons

• 381,100,020 seconds is equal to 12 years, 6 weeks, 21 hours, 7 minutes.
• To count from 1 to 381,100,020 would take you about eighteen 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 381100020 cubic inches would be around 60.4 feet tall.

Recreational maths with 381100020

• 381100020 backwards is 020001183
• 381100020 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 381100020's digits is 15
• More coming soon!