438135803820

Names of 438135803820

• Cardinal: 438135803820 can be written as Four hundred thirty-eight billion, one hundred thirty-five million, eight hundred three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.3813580382 × 10¹¹

Factors of 438135803820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 395928

Divisors of 438135803820

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 43 44 45 52 55 60 65 66 78 86 90 99 110 117 129 130 132 143 156 165 172 180 195 198 215 220 234 258 260 286 330 387 390 396 429 430 468 473 495 516 559 572 585 645 660 715 774 780 858 860 946 990 1118 1170 1287 1290 1419 1430 1548 1677 1716 1892 1935 1980 2145 2236 2340 2365 2574 2580 2795 2838 2860 3354 3870 4257 4290 4730 5031 5148 5590 5676 6149 6435 6708 7095 7740 8385 8514 8580 9460 10062 11180 12298 12870 14190 16770 17028 18447 20124 21285 24596 25155 25740 28380 30745 33540 36894 42570 50310 55341 61490 73788 85140 92235 100620 110682 122980 184470 221364 276705 368940 395851 553410 791702 1106820 1187553 1583404 1979255 2375106 3562659 3958510 4354361 4750212 5146063 5937765 7125318 7917020 8708722 10292126 11875530 13063083 14250636 15438189 17021593 17417444 17813295 20584252 21771805 23751060 25730315 26126166 30876378 34043186 35626590 39189249 43543610 46314567 51064779 51460630 52252332 56606693 61752756 65315415 68086372 71253180 77190945 78378498 85107965 87087220 92629134 102129558 102921260 113213386 130630830 153194337 154381890 156756996 169820079 170215930 185258268 187237523 195946245 204259116 221280709 226426772 231572835 255323895 261261660 283033465 306388674 308763780 339640158 340431860 374475046 391892490 442561418 463145670 509460237 510647790 561712569 566066930 612777348 663842127 679280316 748950092 765971685 783784980 849100395 885122836 926291340 936187615 1018920474 1021295580 1106403545 1123425138 1132133860 1327684254 1531943370 1685137707 1698200790 1872375230 1991526381 2037840948 2212807090 2246850276 2434087799 2547301185 2655368508 2808562845 3063886740 3319210635 3370275414 3396401580 3744750460 3983052762 4425614180 4868175598 5094602370 5617125690 6638421270 6740550828 7302263397 7966105524 8425688535 9736351196 9957631905 10189204740 11234251380 12170438995 13276842540 14604526794 16851377070 19915263810 21906790191 24340877990 29209053588 33702754140 36511316985 39830527620 43813580382 48681755980 73022633970 87627160764 109533950955 146045267940 219067901910 438135803820
• Sum of all divisors σ(n): 1597671339264
• Sum of proper divisors (its aliquot sum) s(n): 1159535535444
• 438135803820 is an abundant number, because the sum of its proper divisors (1159535535444) is greater than itself. Its abundance is 721399731624

Bases of 438135803820

• Binary: 110011000000010111011011100111110101100₂
• Hexadecimal: 0x6602EDCFAC
• Base-36: 5L9YQTV0

Squares and roots of 438135803820

• 438135803820 squared (438135803820²) is 191962982588997526592400
• 438135803820 cubed (438135803820³) is 84105855680315096001552999502968000
• The square root of 438135803820 is 661918.2757863693
• The cube root of 438135803820 is 7595.1481256151

Scales and comparisons

• 438,135,803,820 seconds is equal to 13,931 years, 18 weeks, 6 days, 5 hours, 57 minutes.
• To count from 1 to 438,135,803,820 would take you about twenty-seven thousand, eight hundred sixty-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 438135803820 cubic inches would be around 632.9 feet tall.

Recreational maths with 438135803820

• 438135803820 backwards is 028308531834
• 438135803820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 438135803820's digits is 45
• More coming soon!