40147380

Names of 40147380

• Cardinal: 40147380 can be written as Forty million, one hundred forty-seven thousand, three hundred eighty.

Scientific notation

• Scientific notation: 4.014738 × 10⁷

Factors of 40147380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 92

Divisors of 40147380

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 19 20 21 26 27 28 30 35 36 38 39 42 43 45 52 54 57 60 63 65 70 76 78 84 86 90 91 95 105 108 114 117 126 129 130 133 135 140 156 171 172 180 182 189 190 195 210 215 228 234 247 252 258 260 266 270 273 285 301 315 342 351 364 378 380 387 390 399 420 430 455 468 494 513 516 532 540 546 559 570 585 602 630 645 665 684 702 741 756 774 780 798 817 819 855 860 903 910 945 988 1026 1092 1118 1140 1161 1170 1197 1204 1235 1260 1290 1330 1365 1404 1482 1505 1548 1596 1634 1638 1677 1710 1729 1755 1806 1820 1890 1935 1995 2052 2223 2236 2322 2340 2394 2451 2457 2470 2565 2580 2660 2709 2730 2795 2964 3010 3268 3276 3354 3420 3458 3510 3591 3612 3705 3780 3870 3913 3990 4085 4095 4446 4515 4644 4788 4902 4914 4940 5031 5130 5187 5418 5460 5590 5719 5805 5985 6020 6669 6708 6916 7020 7182 7353 7410 7740 7826 7980 8127 8170 8190 8385 8645 8892 9030 9804 9828 10062 10260 10374 10621 10836 11115 11180 11438 11610 11739 11970 12255 12285 13338 13545 14364 14706 14820 15093 15561 15652 16254 16340 16380 16770 17157 17290 17955 18060 19565 20124 20748 21242 22059 22230 22876 23220 23478 23940 24510 24570 25155 25935 26676 27090 28595 29412 30186 31122 31863 32508 33345 33540 34314 34580 35217 35910 36765 39130 40635 42484 44118 44460 46683 46956 49020 49140 50310 51471 51870 53105 54180 57190 58695 60372 62244 63726 66690 68628 70434 71820 73530 74347 75465 77805 78260 81270 85785 88236 93366 95589 100620 102942 103740 105651 106210 110295 114380 117390 127452 133380 140868 147060 148694 150930 154413 155610 159315 162540 171570 176085 186732 191178 205884 211302 212420 220590 223041 233415 234780 257355 286767 297388 301860 308826 311220 318630 343140 352170 371735 382356 422604 441180 446082 466830 477945 514710 528255 573534 617652 637260 669123 704340 743470 772065 892164 933660 955890 1029420 1056510 1115205 1147068 1338246 1433835 1486940 1544130 1911780 2007369 2113020 2230410 2676492 2867670 3088260 3345615 4014738 4460820 5735340 6691230 8029476 10036845 13382460 20073690 40147380
• Sum of all divisors σ(n): 165580800
• Sum of proper divisors (its aliquot sum) s(n): 125433420
• 40147380 is an abundant number, because the sum of its proper divisors (125433420) is greater than itself. Its abundance is 85286040

Bases of 40147380

• Binary: 10011001001001100110110100₂
• Hexadecimal: 0x26499B4
• Base-36: NWHX0

Squares and roots of 40147380

• 40147380 squared (40147380²) is 1611812120864400
• 40147380 cubed (40147380³) is 64710033704948995272000
• The square root of 40147380 is 6336.1960196951
• The cube root of 40147380 is 342.4147016171

Scales and comparisons

• 40,147,380 seconds is equal to 1 year, 14 weeks, 2 days, 16 hours, 3 minutes.
• To count from 1 to 40,147,380 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 40147380 cubic inches would be around 28.5 feet tall.

Recreational maths with 40147380

• 40147380 backwards is 08374104
• 40147380 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40147380's digits is 27
• More coming soon!