13455505840

Names of 13455505840

• Cardinal: 13455505840 can be written as Thirteen billion, four hundred fifty-five million, five hundred five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.345550584 × 10¹⁰

Factors of 13455505840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 537

Divisors of 13455505840

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 35 37 40 49 56 58 70 74 80 98 112 116 140 145 148 185 196 203 232 245 259 280 290 296 343 370 392 406 457 464 490 518 560 580 592 686 740 784 812 914 980 1015 1036 1073 1160 1295 1372 1421 1480 1624 1715 1813 1828 1960 2030 2072 2146 2285 2320 2590 2744 2842 2960 3199 3248 3430 3626 3656 3920 4060 4144 4292 4570 5180 5365 5488 5684 6398 6860 7105 7252 7312 7511 8120 8584 9065 9140 9947 10360 10730 11368 12691 12796 13253 13720 14210 14504 15022 15995 16240 16909 17168 18130 18280 19894 20720 21460 22393 22736 25382 25592 26506 27440 28420 29008 30044 31990 33818 36260 36560 37555 39788 42920 44786 49735 50764 51184 52577 53012 56840 60088 63455 63980 66265 67636 72520 75110 79576 84545 85840 89572 92771 99470 101528 105154 106024 111965 113680 118363 120176 126910 127960 132530 135272 145040 150220 156751 159152 169090 179144 185542 198940 203056 210308 212048 223930 236726 253820 255920 262885 265060 270544 300440 313502 338180 358288 368039 371084 397880 420616 447860 463855 473452 490361 507640 525770 530120 591815 600880 627004 649397 676360 736078 742168 783755 795760 828541 841232 895720 927710 946904 980722 1015280 1051540 1060240 1183630 1254008 1298794 1352720 1472156 1484336 1567510 1657082 1791440 1840195 1855420 1893808 1961444 2103080 2367260 2451805 2508016 2597588 2944312 3135020 3246985 3314164 3432527 3680390 3710840 3922888 4142705 4206160 4545779 4734520 4903610 5195176 5799787 5888624 6270040 6493970 6628328 6865054 7360780 7421680 7845776 8285410 9091558 9469040 9807220 10390352 11599574 12540080 12987940 13256656 13730108 14721560 16570820 17162635 18183116 19614440 22728895 23199148 24027689 25975880 27460216 28998935 29443120 33141640 34325270 36366232 39228880 45457790 46398296 48055378 51951760 54920432 57997870 66283280 68650540 72732464 90915580 92796592 96110756 115995740 120138445 137301080 168193823 181831160 192221512 231991480 240276890 274602160 336387646 363662320 384443024 463982960 480553780 672775292 840969115 961107560 1345550584 1681938230 1922215120 2691101168 3363876460 6727752920 13455505840
• Sum of all divisors σ(n): 38845728000
• Sum of proper divisors (its aliquot sum) s(n): 25390222160
• 13455505840 is an abundant number, because the sum of its proper divisors (25390222160) is greater than itself. Its abundance is 11934716320

Bases of 13455505840

• Binary: 1100100010000000101011100110110000₂
• Hexadecimal: 0x32202B9B0
• Base-36: 66J26R4

Squares and roots of 13455505840

• 13455505840 squared (13455505840²) is 181050637410274105600
• 13455505840 cubed (13455505840³) is 2436127909009665703901576704000
• The square root of 13455505840 is 115997.8699804441
• The cube root of 13455505840 is 2378.4827700083

Scales and comparisons

• 13,455,505,840 seconds is equal to 427 years, 43 weeks, 6 days, 30 minutes, 40 seconds.
• To count from 1 to 13,455,505,840 would take you about eight hundred fifty-five 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 13455505840 cubic inches would be around 198.2 feet tall.

Recreational maths with 13455505840

• 13455505840 backwards is 04850555431
• 13455505840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13455505840's digits is 40
• More coming soon!