40129876800

Names of 40129876800

• Cardinal: 40129876800 can be written as Forty billion, one hundred twenty-nine million, eight hundred seventy-six thousand, eight hundred.

Scientific notation

• Scientific notation: 4.01298768 × 10¹⁰

Factors of 40129876800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 486

Divisors of 40129876800

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 30 32 36 39 40 45 48 50 52 60 64 65 72 75 78 80 90 96 100 104 117 120 130 144 150 156 160 180 192 195 200 208 225 234 240 260 288 300 312 320 325 360 390 400 416 450 463 468 480 520 576 585 600 624 650 720 780 800 832 900 926 936 960 975 1040 1170 1200 1248 1300 1389 1440 1560 1600 1800 1852 1872 1950 2080 2315 2340 2400 2496 2600 2778 2880 2925 3120 3600 3704 3744 3900 4160 4167 4630 4680 4800 5200 5556 5850 6019 6240 6945 7200 7408 7488 7800 8334 9260 9360 10400 11112 11575 11700 12038 12480 13890 14400 14816 15600 16668 18057 18520 18720 20800 20835 22224 23150 23400 24076 27780 29632 30095 31200 33336 34725 36114 37040 37440 41670 44448 46300 46800 48152 54171 55560 60190 62400 66672 69450 72228 74080 83340 88896 90285 92600 93600 96304 104175 108342 111120 120380 133344 138900 144456 148160 150475 166680 180570 185200 187200 192608 208350 214369 216684 222240 240760 266688 270855 277800 288912 300950 333360 361140 370400 385216 416700 428738 433368 444480 451425 481520 541710 555600 577824 601900 643107 666720 722280 740800 833400 857476 866736 902850 963040 1071845 1083420 1111200 1155648 1203800 1286214 1333440 1354275 1444560 1666800 1714952 1733472 1805700 1926080 1929321 2143690 2166840 2222400 2407600 2572428 2708550 2786797 2889120 3215535 3333600 3429904 3466944 3611400 3858642 4287380 4333680 4815200 5144856 5359225 5417100 5573594 5778240 6431070 6667200 6859808 7222800 7717284 8360391 8574760 8667360 9630400 9646605 10289712 10718450 10834200 11147188 12862140 13719616 13933985 14445600 15434568 16077675 16720782 17149520 17334720 19293210 20579424 21436900 21668400 22294376 25081173 25724280 27867970 28891200 30869136 32155350 33441564 34299040 38586420 41158848 41801955 42873800 43336800 44588752 48233025 50162346 51448560 55735940 61738272 64310700 66883128 68598080 69669925 77172840 83603910 85747600 86673600 89177504 96466050 100324692 102897120 111471880 123476544 125405865 128621400 133766256 139339850 154345680 167207820 171495200 178355008 192932100 200649384 205794240 209009775 222943760 250811730 257242800 267532512 278679700 308691360 334415640 342990400 385864200 401298768 418019550 445887520 501623460 514485600 535065024 557359400 617382720 627029325 668831280 771728400 802597536 836039100 891775040 1003246920 1028971200 1114718800 1254058650 1337662560 1543456800 1605195072 1672078200 2006493840 2229437600 2508117300 2675325120 3086913600 3344156400 4012987680 4458875200 5016234600 6688312800 8025975360 10032469200 13376625600 20064938400 40129876800
• Sum of all divisors σ(n): 153935148822
• Sum of proper divisors (its aliquot sum) s(n): 113805272022
• 40129876800 is an abundant number, because the sum of its proper divisors (113805272022) is greater than itself. Its abundance is 73675395222

Bases of 40129876800

• Binary: 100101010111111011010101001101000000₂
• Hexadecimal: 0x957ED5340
• Base-36: IFOAJ40

Squares and roots of 40129876800

• 40129876800 squared (40129876800²) is 1610407011983178240000
• 40129876800 cubed (40129876800³) is 64625434988741066443640832000000
• The square root of 40129876800 is 200324.4288647791
• The cube root of 40129876800 is 3423.6493312085

Scales and comparisons

• 40,129,876,800 seconds is equal to 1,276 years, 2 days, 4 hours.
• To count from 1 to 40,129,876,800 would take you about two thousand, five hundred fifty-two 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 40129876800 cubic inches would be around 285.3 feet tall.

Recreational maths with 40129876800

• 40129876800 backwards is 00867892104
• 40129876800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40129876800's digits is 45
• More coming soon!