231542013820

Names of 231542013820

• Cardinal: 231542013820 can be written as Two hundred thirty-one billion, five hundred forty-two million, thirteen thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.3154201382 × 10¹¹

Factors of 231542013820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 238

Divisors of 231542013820

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 10 13 17 19 20 26 31 34 38 52 62 65 68 76 85 95 124 130 151 155 170 190 221 247 260 302 310 323 340 361 380 403 442 494 527 589 604 620 646 722 755 806 884 961 988 1054 1105 1178 1235 1292 1444 1510 1612 1615 1805 1922 1963 2015 2108 2210 2356 2470 2567 2635 2869 2945 3020 3230 3610 3844 3926 4030 4199 4420 4681 4693 4805 4940 5134 5270 5738 5890 6137 6460 6851 7220 7657 7852 8060 8398 9362 9386 9610 9815 10013 10268 10540 11191 11476 11780 12274 12493 12835 13702 14345 15314 16337 16796 18259 18724 18772 19220 19630 20026 20995 22382 23405 23465 24548 24986 25670 27404 28690 30628 30685 32674 33371 34255 36518 37297 38285 39260 40052 41990 44764 46810 46930 48773 49972 50065 51340 54511 55955 57380 60853 61370 62465 65348 66742 68510 73036 74594 76570 79577 79781 81685 83980 88939 91295 93620 93860 97546 100130 109022 111910 121706 122740 124930 130169 133484 137020 145111 145483 149188 153140 159154 159562 163370 166855 177878 182590 186485 190247 195092 200260 212381 218044 223820 237367 243412 243865 249860 260338 272555 290222 290966 304265 310403 318308 319124 326740 333710 346921 355756 365180 372970 380494 397885 398905 424762 444695 474734 487730 520676 545110 580444 581932 608530 620806 634049 650845 667420 693842 708643 725555 727415 745940 760988 795770 797810 849524 889390 926687 949468 951235 975460 1034501 1061905 1090220 1156207 1186835 1217060 1241612 1268098 1301690 1387684 1417286 1451110 1454830 1511963 1552015 1591540 1595620 1689841 1734605 1778780 1853374 1886443 1902470 2069002 2123810 2312414 2373670 2466887 2473211 2536196 2603380 2757109 2834572 2902220 2909660 3023926 3104030 3170245 3379682 3469210 3543215 3706748 3772886 3804940 4035239 4138004 4247620 4509973 4624828 4633435 4747340 4933774 4946422 5172505 5514218 5781035 5897657 6047852 6208060 6340490 6759364 6938420 7086430 7545772 7559815 8070478 8449205 9019946 9266870 9432215 9867548 9892844 10345010 11028436 11562070 11795314 12046931 12334435 12366055 12680980 13785545 14172860 15119630 16140956 16898410 18039892 18533740 18864430 19655519 20176195 20690020 21967933 22549865 23124140 23590628 24093862 24668870 24732110 27571090 28727297 29488285 30239260 32069531 33796820 35842417 37728860 39311038 40352390 43935866 45099730 46870853 48187724 49337740 49464220 52385071 55142180 57454594 58976570 60234655 64139062 71684834 76669541 78622076 80704780 87871732 90199460 93741706 98277595 104770142 109839665 114909188 117953140 120469310 128278124 143369668 143636485 153339082 160347655 179212085 187483412 196555190 209540284 219679330 234354265 240938620 261925355 287272970 306678164 320695310 358424170 373454861 383347705 393110380 439358660 468708530 523850710 574545940 609321089 641390620 681005923 716848340 746909722 766695410 890546207 937417060 1047701420 1218642178 1362011846 1493819444 1533390820 1781092414 1867274305 2437284356 2724023692 3046605445 3405029615 3562184828 3734548610 4452731035 6093210890 6810059230 7469097220 8905462070 11577100691 12186421780 13620118460 17810924140 23154201382 46308402764 57885503455 115771006910 231542013820
• Sum of all divisors σ(n): 608650023744
• Sum of proper divisors (its aliquot sum) s(n): 377108009924
• 231542013820 is an abundant number, because the sum of its proper divisors (377108009924) is greater than itself. Its abundance is 145565996104

Bases of 231542013820

• Binary: 11010111101000111110101011111101111100₂
• Hexadecimal: 0x35E8FABF7C
• Base-36: 2YDA4XA4

Squares and roots of 231542013820

• 231542013820 squared (231542013820²) is 53611704163821070992400
• 231542013820 cubed (231542013820³) is 12413361946413209963729481914968000
• The square root of 231542013820 is 481188.1272641709
• The cube root of 231542013820 is 6140.5876583889

Scales and comparisons

• 231,542,013,820 seconds is equal to 7,362 years, 16 weeks, 4 days, 10 hours, 3 minutes, 40 seconds.
• To count from 1 to 231,542,013,820 would take you about fourteen thousand, seven hundred twenty-four 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 231542013820 cubic inches would be around 511.7 feet tall.

Recreational maths with 231542013820

• 231542013820 backwards is 028310245132
• 231542013820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 231542013820's digits is 31
• More coming soon!