400828661870

Names of 400828661870

• Cardinal: 400828661870 can be written as Four hundred billion, eight hundred twenty-eight million, six hundred sixty-one thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 4.0082866187 × 10¹¹

Factors of 400828661870

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 256

Divisors of 400828661870

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 7 10 13 14 26 35 61 65 70 79 89 91 122 130 158 169 178 182 305 338 395 427 445 455 553 610 623 790 793 845 854 890 910 1027 1106 1157 1183 1246 1586 1690 2054 2135 2314 2366 2765 3115 3965 4270 4819 5135 5429 5530 5551 5785 5915 6230 6241 7031 7189 7930 8099 9638 10270 10309 10858 11102 11570 11830 12482 13351 14062 14378 15041 16198 20618 24095 26702 27145 27755 30082 31205 33733 35155 35945 38003 40495 43687 48190 49217 51545 54290 55510 62410 62647 66755 67466 70310 70577 71890 72163 75205 76006 80990 81133 87374 91403 93457 98434 103090 105287 125294 133510 141154 144326 150410 162266 168665 182806 186914 190015 210574 218435 246085 313235 337330 352885 360815 380030 380701 405665 428891 436870 438529 457015 467285 492170 494039 526435 555449 567931 626470 639821 705770 721630 761402 811330 814411 857782 877058 914030 917501 934570 988078 1052870 1054729 1110898 1135862 1188239 1279642 1628822 1835002 1903505 2109458 2144455 2192645 2376478 2470195 2664907 2777245 2839655 3002237 3199105 3807010 3888143 4072055 4288910 4385290 4587505 4940390 4949113 5273645 5329814 5554490 5575583 5679310 5700877 5941195 6004474 6398210 6422507 7220837 7383103 7776286 8144110 8317673 9175010 9898226 10547290 11151166 11401754 11882390 12845014 13324535 14441674 14766206 15011185 16635346 19440715 24745565 26649070 27877915 28504385 30022370 32112535 33882389 34643791 36104185 36915515 38881430 39029081 41588365 49491130 50545859 55755830 57008770 64225070 64338469 67764778 69287582 72208370 72482579 73831030 78058162 83176730 93870881 101091718 128676938 144965158 169411945 173218955 187741762 195145405 237176723 252729295 321692345 338823890 346437910 362412895 390290810 440471057 450369283 469354405 474353446 505458590 507378053 643384690 657096167 724825790 880942114 900738566 938708810 1014756106 1185883615 1314192334 2202355285 2251846415 2371767230 2536890265 3083297399 3285480835 4404710570 4503692830 5073780530 5726123741 6166594798 6570961670 11452247482 15416486995 28630618705 30832973990 40082866187 57261237410 80165732374 200414330935 400828661870
• Sum of all divisors σ(n): 929466135360
• Sum of proper divisors (its aliquot sum) s(n): 528637473490
• 400828661870 is an abundant number, because the sum of its proper divisors (528637473490) is greater than itself. Its abundance is 127808811620

Bases of 400828661870

• Binary: 101110101010011010000000000000001101110₂
• Hexadecimal: 0x5D5340006E
• Base-36: 544Z1AWE

Squares and roots of 400828661870

• 400828661870 squared (400828661870²) is 160663616176494791896900
• 400828661870 cubed (400828661870³) is 64398582283219693183058546001203000
• The square root of 400828661870 is 633110.3078216307
• The cube root of 400828661870 is 7373.1475151585

Scales and comparisons

• 400,828,661,870 seconds is equal to 12,745 years, 5 weeks, 5 days, 14 hours, 57 minutes, 50 seconds.
• To count from 1 to 400,828,661,870 would take you about twenty-five thousand, four hundred ninety 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 400828661870 cubic inches would be around 614.4 feet tall.

Recreational maths with 400828661870

• 400828661870 backwards is 078166828004
• The number of decimal digits it has is: 12
• The sum of 400828661870's digits is 50
• More coming soon!