40207158420

Names of 40207158420

• Cardinal: 40207158420 can be written as Forty billion, two hundred seven million, one hundred fifty-eight thousand, four hundred twenty.

Scientific notation

• Scientific notation: 4.020715842 × 10¹⁰

Factors of 40207158420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1240

Divisors of 40207158420

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 13 15 20 22 26 30 33 39 44 52 55 60 65 66 78 110 130 132 143 156 165 169 195 220 260 286 330 338 390 429 507 547 572 659 660 676 715 780 845 858 1014 1094 1318 1430 1641 1690 1716 1859 1977 2028 2145 2188 2535 2636 2735 2860 3282 3295 3380 3718 3954 4290 5070 5470 5577 6017 6564 6590 7111 7249 7436 7908 8205 8567 8580 9295 9885 10140 10940 11154 12034 13180 14222 14498 16410 17134 18051 18590 19770 21333 21747 22308 24068 25701 27885 28444 28996 30085 32820 34268 35555 36102 36245 37180 39540 42666 42835 43494 51402 55770 60170 71110 72204 72490 78221 85332 85670 86988 90255 92443 94237 102804 106665 108735 111371 111540 120340 128505 142220 144980 156442 171340 180510 184886 188474 213330 217470 222742 234663 257010 277329 282711 312884 334113 360473 361020 369772 376948 391105 426660 434940 445484 462215 469326 471185 514020 554658 556855 565422 668226 720946 782210 924430 938652 942370 1016873 1081419 1109316 1113710 1130844 1173315 1225081 1336452 1386645 1413555 1441892 1564420 1670565 1802365 1848860 1884740 2033746 2162838 2227420 2346630 2450162 2773290 2827110 3050619 3341130 3604730 3675243 3965203 4067492 4325676 4686149 4693260 4900324 5084365 5407095 5546580 5654220 6101238 6125405 6682260 7209460 7350486 7930406 9372298 10168730 10814190 11895609 12202476 12250810 14058447 14700972 15253095 15860812 18376215 18744596 19826015 20337460 21628380 23430745 23791218 24501620 28116894 30506190 36752430 39652030 46861490 47582436 51547639 56233788 59478045 60919937 61012380 70292235 73504860 79304060 93722980 103095278 118956090 121839874 140584470 154642917 182759811 206190556 237912180 243679748 257738195 281168940 304599685 309285834 365519622 515476390 609199370 618571668 670119307 731039244 773214585 913799055 1030952780 1218398740 1340238614 1546429170 1827598110 2010357921 2680477228 3092858340 3350596535 3655196220 4020715842 6701193070 8041431684 10051789605 13402386140 20103579210 40207158420
• Sum of all divisors σ(n): 133433879040
• Sum of proper divisors (its aliquot sum) s(n): 93226720620
• 40207158420 is an abundant number, because the sum of its proper divisors (93226720620) is greater than itself. Its abundance is 53019562200

Bases of 40207158420

• Binary: 100101011100100010001000110010010100₂
• Hexadecimal: 0x95C888C94
• Base-36: IGYAXZO

Squares and roots of 40207158420

• 40207158420 squared (40207158420²) is 1616615588210976896400
• 40207158420 cubed (40207158420³) is 64999519059440232456514727688000
• The square root of 40207158420 is 200517.2272399557
• The cube root of 40207158420 is 3425.8456624229

Scales and comparisons

• 40,207,158,420 seconds is equal to 1,278 years, 24 weeks, 15 hours, 7 minutes.
• To count from 1 to 40,207,158,420 would take you about two thousand, five hundred fifty-six 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 40207158420 cubic inches would be around 285.5 feet tall.

Recreational maths with 40207158420

• 40207158420 backwards is 02485170204
• 40207158420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40207158420's digits is 33
• More coming soon!