381423168

Names of 381423168

• Cardinal: 381423168 can be written as Three hundred eighty-one million, four hundred twenty-three thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 3.81423168 × 10⁸

Factors of 381423168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 492

Divisors of 381423168

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 23 24 27 28 32 36 42 46 48 54 56 63 64 69 72 81 84 92 96 108 112 126 138 144 161 162 168 184 189 192 207 216 224 252 276 288 322 324 336 368 378 414 432 448 457 483 504 552 567 576 621 644 648 672 736 756 828 864 914 966 1008 1104 1134 1242 1288 1296 1344 1371 1449 1472 1512 1656 1728 1828 1863 1932 2016 2208 2268 2484 2576 2592 2742 2898 3024 3199 3312 3656 3726 3864 4032 4113 4347 4416 4536 4968 5152 5184 5484 5796 6048 6398 6624 7312 7452 7728 8226 8694 9072 9597 9936 10304 10511 10968 11592 12096 12339 12796 13041 13248 14624 14904 15456 16452 17388 18144 19194 19872 21022 21936 23184 24678 25592 26082 28791 29248 29808 30912 31533 32904 34776 36288 37017 38388 39744 42044 43872 46368 49356 51184 52164 57582 59616 63066 65808 69552 73577 74034 76776 84088 86373 87744 92736 94599 98712 102368 104328 115164 119232 126132 131616 139104 147154 148068 153552 168176 172746 189198 197424 204736 208656 220731 230328 252264 259119 263232 278208 283797 294308 296136 307104 336352 345492 378396 394848 417312 441462 460656 504528 518238 567594 588616 592272 614208 662193 672704 690984 756792 789696 834624 851391 882924 921312 1009056 1036476 1135188 1177232 1184544 1324386 1381968 1513584 1702782 1765848 1842624 1986579 2018112 2072952 2270376 2354464 2369088 2648772 2763936 3027168 3405564 3531696 3973158 4145904 4540752 4708928 5297544 5527872 5959737 6054336 6811128 7063392 7946316 8291808 9081504 10595088 11919474 13622256 14126784 15892632 16583616 18163008 21190176 23838948 27244512 31785264 42380352 47677896 54489024 63570528 95355792 127141056 190711584 381423168
• Sum of all divisors σ(n): 1351312512
• Sum of proper divisors (its aliquot sum) s(n): 969889344
• 381423168 is an abundant number, because the sum of its proper divisors (969889344) is greater than itself. Its abundance is 588466176

Bases of 381423168

• Binary: 10110101111000000111001000000₂
• Hexadecimal: 0x16BC0E40
• Base-36: 6B3800

Squares and roots of 381423168

• 381423168 squared (381423168²) is 145483633087156224
• 381423168 cubed (381423168³) is 55490828224252747068997632
• The square root of 381423168 is 19530.0580644299
• The cube root of 381423168 is 725.2187484195

Scales and comparisons

• 381,423,168 seconds is equal to 12 years, 6 weeks, 4 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 381,423,168 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 381423168 cubic inches would be around 60.4 feet tall.

Recreational maths with 381423168

• 381423168 backwards is 861324183
• 381423168 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 381423168's digits is 36
• More coming soon!