13889191680

Names of 13889191680

• Cardinal: 13889191680 can be written as Thirteen billion, eight hundred eighty-nine million, one hundred ninety-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.388919168 × 10¹⁰

Factors of 13889191680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 13279

Divisors of 13889191680

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 52 56 60 63 64 65 70 72 78 80 84 90 91 96 104 105 112 117 120 126 128 130 140 144 156 160 168 180 182 192 195 208 210 224 234 240 252 256 260 273 280 288 312 315 320 336 360 364 384 390 416 420 448 455 468 480 504 520 546 560 576 585 624 630 640 672 720 728 768 780 819 832 840 896 910 936 960 1008 1040 1092 1120 1152 1170 1248 1260 1280 1344 1365 1440 1456 1560 1638 1664 1680 1792 1820 1872 1920 2016 2080 2184 2240 2304 2340 2496 2520 2688 2730 2880 2912 3120 3276 3328 3360 3640 3744 3840 4032 4095 4160 4368 4480 4680 4992 5040 5376 5460 5760 5824 6240 6552 6720 7280 7488 8064 8190 8320 8736 8960 9360 9984 10080 10920 11520 11648 12480 13104 13249 13440 14560 14976 16128 16380 16640 17472 18720 20160 21840 23296 24960 26208 26498 26880 29120 29952 32760 34944 37440 39747 40320 43680 49920 52416 52996 58240 65520 66245 69888 74880 79494 80640 87360 92743 104832 105992 116480 119241 131040 132490 149760 158988 172237 174720 185486 198735 209664 211984 238482 262080 264980 278229 317976 344474 349440 370972 397470 423968 463715 476964 516711 524160 529960 556458 596205 635952 688948 741944 794940 834687 847936 861185 927430 953928 1033422 1048320 1059920 1112916 1192410 1205659 1271904 1377896 1391145 1483888 1550133 1589880 1669374 1695872 1722370 1854860 1907856 2066844 2119840 2225832 2384820 2411318 2543808 2583555 2755792 2782290 2967776 3100266 3179760 3338748 3391744 3444740 3616977 3709720 3815712 4133688 4173435 4239680 4451664 4769640 4822636 5087616 5167110 5511584 5564580 5935552 6028295 6200532 6359520 6677496 6889480 7233954 7419440 7631424 7750665 8267376 8346870 8479360 8903328 9539280 9645272 10175232 10334220 10850931 11023168 11129160 11871104 12056590 12401064 12719040 13354992 13778960 14467908 14838880 15262848 15501330 16534752 16693740 16958720 17806656 18084885 19078560 19290544 20668440 21701862 22046336 22258320 23742208 24113180 24802128 25438080 26709984 27557920 28935816 29677760 30525696 31002660 33069504 33387480 35613312 36169770 38157120 38581088 41336880 43403724 44092672 44516640 48226360 49604256 50876160 53419968 54254655 55115840 57871632 59355520 62005320 66139008 66774960 71226624 72339540 76314240 77162176 82673760 86807448 89033280 96452720 99208512 106839936 108509310 110231680 115743264 118711040 124010640 132278016 133549920 144679080 152628480 154324352 165347520 173614896 178066560 192905440 198417024 213679872 217018620 220463360 231486528 248021280 267099840 289358160 308648704 330695040 347229792 356133120 385810880 396834048 434037240 462973056 496042560 534199680 578716320 661390080 694459584 771621760 868074480 925946112 992085120 1068399360 1157432640 1388919168 1543243520 1736148960 1984170240 2314865280 2777838336 3472297920 4629730560 6944595840 13889191680
• Sum of all divisors σ(n): 59149272000
• Sum of proper divisors (its aliquot sum) s(n): 45260080320
• 13889191680 is an abundant number, because the sum of its proper divisors (45260080320) is greater than itself. Its abundance is 31370888640

Bases of 13889191680

• Binary: 1100111011110111000011111100000000₂
• Hexadecimal: 0x33BDC3F00
• Base-36: 6DP9KW0

Squares and roots of 13889191680

• 13889191680 squared (13889191680²) is 192909645523781222400
• 13889191680 cubed (13889191680³) is 2679359043600651396298309632000
• The square root of 13889191680 is 117852.4148246443
• The cube root of 13889191680 is 2403.7667517327

Scales and comparisons

• 13,889,191,680 seconds is equal to 441 years, 32 weeks, 6 days, 12 hours, 48 minutes.
• To count from 1 to 13,889,191,680 would take you about eight hundred eighty-three 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 13889191680 cubic inches would be around 200.3 feet tall.

Recreational maths with 13889191680

• 13889191680 backwards is 08619198831
• The number of decimal digits it has is: 11
• The sum of 13889191680's digits is 54
• More coming soon!