400809881745

Names of 400809881745

• Cardinal: 400809881745 can be written as Four hundred billion, eight hundred nine million, eight hundred eighty-one thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 4.00809881745 × 10¹¹

Factors of 400809881745

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 374

Divisors of 400809881745

• Number of divisors d(n): 480
• Complete list of divisors:
  1 3 5 7 9 13 15 21 27 29 35 39 45 49 63 65 81 87 91 105 117 135 145 147 169 189 195 203 245 261 273 315 317 351 377 405 435 441 455 507 567 585 609 637 735 783 819 845 945 951 1015 1053 1131 1183 1305 1323 1365 1421 1521 1585 1755 1827 1885 1911 2197 2205 2219 2349 2457 2535 2639 2835 2853 3045 3185 3393 3549 3915 3969 4095 4121 4263 4563 4755 4901 5265 5481 5655 5733 5915 6591 6615 6657 7105 7371 7605 7917 8281 8559 9135 9193 9555 10179 10647 10985 11095 11745 12285 12363 12789 13195 13689 14265 14703 15379 15533 16443 16965 17199 17745 18473 19773 19845 19971 20605 21315 22815 23751 24505 24843 25677 27405 27579 28665 28847 30537 31941 32955 33285 34307 36855 37089 38367 39585 41405 42795 44109 45965 46137 46599 50895 51597 53235 53573 55419 59319 59913 61815 63713 63945 64351 68445 71253 73515 74529 76895 77665 82215 82737 85995 86541 92365 95823 98865 99855 102921 107653 111267 115101 118755 119509 124215 128385 132327 137895 138411 139797 144235 152685 159705 160719 166257 171535 177957 179739 185445 191139 191835 193053 201929 213759 220545 223587 230685 232995 240149 248211 257985 259623 267865 277095 296595 299565 308763 318565 321755 322959 333801 356265 358527 372645 375011 396981 413685 415233 419391 432705 445991 450457 479115 482157 498771 514605 538265 556335 573417 575505 579159 597545 605787 661635 670761 692055 696449 698985 720447 744633 778869 803595 831285 836563 889785 898695 926289 955695 965265 968877 1009645 1068795 1075581 1117935 1125033 1200745 1241055 1245699 1258173 1298115 1337973 1351371 1446471 1496313 1543815 1553617 1614795 1669005 1720251 1737477 1792635 1817361 1875055 1984905 2076165 2089347 2096955 2161341 2229955 2252285 2336607 2410785 2493855 2509689 2625077 2778867 2867085 2895795 2906631 3028935 3121937 3226743 3353805 3375099 3482245 3602235 3723165 3894345 4013919 4054113 4182815 4339413 4631445 4660851 4844385 4875143 5160753 5212431 5377905 5452083 5625165 5855941 6228495 6268041 6290865 6484023 6689865 6756855 7232355 7481565 7529067 7768085 7875231 8601255 8687385 8719893 9086805 9365811 9680229 10125297 10446735 10806705 10875319 11683035 12041757 12162339 12548445 13125385 13894335 13982553 14533155 14625429 15609685 16133715 16356249 16875495 17567823 18804123 19452069 20069595 20197021 20270565 21697065 22587201 23304255 23625693 24375715 25803765 26062155 27260415 28097433 29279705 30375891 31340205 32420115 32625957 34126001 36125271 36487017 37645335 39376155 41947659 43599465 43876287 46829055 48401145 50626485 52703469 54376595 56412369 60208785 60591063 60811695 67761603 69912765 70877079 73127145 76127233 81781245 84292299 87839115 94020615 97260345 97877871 100985105 102378003 112936005 118128465 125842977 131628861 140487165 141379147 151879455 158110407 163129785 170630005 180626355 181773189 182435085 209738295 212631237 219381435 228381699 252876897 263517345 282061845 293633613 302955315 307134009 338808015 354385395 380636165 394886583 421461495 424137441 474331221 489389355 511890015 545319567 629214885 658144305 685145097 706895735 790552035 880900839 908865945 921402027 989654029 1063156185 1141908495 1264384485 1272412323 1468168065 1535670045 1635958701 1974432915 2055435291 2120687205 2371656105 2726597835 2764206081 2968962087 3425725485 3817236969 4404504195 4607010135 4948270145 6166305873 6362061615 8179793505 8906886261 10277176455 11451710907 13821030405 14844810435 19086184845 26720658783 30831529365 44534431305 57258554535 80161976349 133603293915 400809881745
• Sum of all divisors σ(n): 939586586400
• Sum of proper divisors (its aliquot sum) s(n): 538776704655
• 400809881745 is an abundant number, because the sum of its proper divisors (538776704655) is greater than itself. Its abundance is 137966822910

Bases of 400809881745

• Binary: 101110101010010001000010111000010010001₂
• Hexadecimal: 0x5D52217091
• Base-36: 544NUS29

Squares and roots of 400809881745

• 400809881745 squared (400809881745²) is 160648561304440884245025
• 400809881745 cubed (400809881745³) is 64389530858937333757591703854568625
• The square root of 400809881745 is 633095.4760105303
• The cube root of 400809881745 is 7373.0323613887

Scales and comparisons

• 400,809,881,745 seconds is equal to 12,744 years, 26 weeks, 5 days, 6 hours, 15 minutes, 45 seconds.
• To count from 1 to 400,809,881,745 would take you about twenty-five thousand, four hundred eighty-nine 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 400809881745 cubic inches would be around 614.4 feet tall.

Recreational maths with 400809881745

• 400809881745 backwards is 547188908004
• The number of decimal digits it has is: 12
• The sum of 400809881745's digits is 54
• More coming soon!