40230840

Names of 40230840

• Cardinal: 40230840 can be written as Forty million, two hundred thirty thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.023084 × 10⁷

Factors of 40230840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118

Divisors of 40230840

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 17 20 24 26 30 34 37 39 40 41 51 52 60 65 68 74 78 82 85 102 104 111 120 123 130 136 148 156 164 170 185 195 204 205 221 222 246 255 260 296 312 328 340 370 390 408 410 442 444 481 492 510 520 533 555 615 629 663 680 697 740 780 820 884 888 962 984 1020 1066 1105 1110 1230 1258 1326 1394 1443 1480 1517 1560 1599 1640 1768 1887 1924 2040 2091 2132 2210 2220 2405 2460 2516 2652 2665 2788 2886 3034 3145 3198 3315 3485 3774 3848 4182 4264 4420 4440 4551 4810 4920 5032 5304 5330 5576 5772 6068 6290 6396 6630 6970 7215 7548 7585 7995 8177 8364 8840 9061 9102 9435 9620 10455 10660 11544 12136 12580 12792 13260 13940 14430 15096 15170 15990 16354 16728 18122 18204 18870 19240 19721 20910 21320 22755 24531 25160 25789 26520 27183 27880 28860 30340 31980 32708 36244 36408 37740 39442 40885 41820 45305 45510 49062 51578 54366 57720 59163 60680 63960 65416 72488 75480 77367 78884 81770 83640 90610 91020 98124 98605 103156 108732 118326 122655 128945 135915 154734 157768 163540 181220 182040 196248 197210 206312 217464 236652 245310 257890 271830 295815 309468 327080 335257 362440 386835 394420 473304 490620 515780 543660 591630 618936 670514 773670 788840 981240 1005771 1031560 1087320 1183260 1341028 1547340 1676285 2011542 2366520 2682056 3094680 3352570 4023084 5028855 6705140 8046168 10057710 13410280 20115420 40230840
• Sum of all divisors σ(n): 144789120
• Sum of proper divisors (its aliquot sum) s(n): 104558280
• 40230840 is an abundant number, because the sum of its proper divisors (104558280) is greater than itself. Its abundance is 64327440

Bases of 40230840

• Binary: 10011001011101111110111000₂
• Hexadecimal: 0x265DFB8
• Base-36: NYABC

Squares and roots of 40230840

• 40230840 squared (40230840²) is 1618520487105600
• 40230840 cubed (40230840³) is 65114438753467456704000
• The square root of 40230840 is 6342.7785709419
• The cube root of 40230840 is 342.6518125723

Scales and comparisons

• 40,230,840 seconds is equal to 1 year, 14 weeks, 3 days, 15 hours, 14 minutes.
• To count from 1 to 40,230,840 would take you about forty-seven 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 40230840 cubic inches would be around 28.6 feet tall.

Recreational maths with 40230840

• 40230840 backwards is 04803204
• The number of decimal digits it has is: 8
• The sum of 40230840's digits is 21
• More coming soon!