13811216640

Names of 13811216640

• Cardinal: 13811216640 can be written as Thirteen billion, eight hundred eleven million, two hundred sixteen thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.381121664 × 10¹⁰

Factors of 13811216640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 569

Divisors of 13811216640

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 23 24 26 30 32 39 40 46 48 52 60 64 65 69 78 80 92 96 104 115 120 128 130 138 156 160 184 192 195 208 230 240 256 260 276 299 312 320 345 368 384 390 416 460 480 520 523 529 552 598 624 640 690 736 768 780 832 897 920 960 1040 1046 1058 1104 1196 1248 1280 1380 1472 1495 1560 1569 1587 1664 1794 1840 1920 2080 2092 2116 2208 2392 2496 2615 2645 2760 2944 2990 3120 3138 3174 3328 3588 3680 3840 4160 4184 4232 4416 4485 4784 4992 5230 5290 5520 5888 5980 6240 6276 6348 6799 6877 7176 7360 7845 7935 8320 8368 8464 8832 8970 9568 9984 10460 10580 11040 11960 12029 12480 12552 12696 13598 13754 14352 14720 15690 15870 16640 16736 16928 17664 17940 19136 20397 20631 20920 21160 22080 23920 24058 24960 25104 25392 27196 27508 28704 29440 31380 31740 33472 33856 33995 34385 35880 36087 38272 40794 41262 41840 42320 44160 47840 48116 49920 50208 50784 54392 55016 57408 60145 62760 63480 66944 67712 67990 68770 71760 72174 76544 81588 82524 83680 84640 88320 95680 96232 100416 101568 101985 103155 108784 110032 114816 120290 125520 126960 133888 135424 135980 137540 143520 144348 156377 163176 165048 167360 169280 180435 191360 192464 200832 203136 203970 206310 217568 220064 229632 240580 251040 253920 271960 275080 276667 287040 288696 312754 326352 330096 334720 338560 360870 382720 384928 401664 406272 407940 412620 435136 440128 469131 481160 502080 507840 543920 550160 553334 574080 577392 625508 652704 660192 669440 677120 721740 769856 781885 815880 825240 830001 870272 880256 938262 962320 1004160 1015680 1087840 1100320 1106668 1148160 1154784 1251016 1305408 1320384 1383335 1443480 1539712 1563770 1631760 1650480 1660002 1740544 1760512 1876524 1924640 2008320 2031360 2175680 2200640 2213336 2309568 2345655 2502032 2610816 2640768 2766670 2886960 3079424 3127540 3263520 3300960 3320004 3596671 3753048 3849280 4150005 4351360 4401280 4426672 4619136 4691310 5004064 5221632 5281536 5533340 5773920 6255080 6527040 6601920 6640008 7193342 7506096 7698560 8300010 8702720 8802560 8853344 9238272 9382620 10008128 10790013 11066680 11547840 12510160 13054080 13203840 13280016 14386684 15012192 15397120 16600020 17706688 17983355 18765240 20016256 21580026 22133360 23095680 25020320 26108160 26407680 26560032 28773368 30024384 33200040 35413376 35966710 37530480 40032512 43160052 44266720 46191360 50040640 53120064 53950065 57546736 60048768 66400080 70826752 71933420 75060960 86320104 88533440 100081280 106240128 107900130 115093472 120097536 132800160 143866840 150121920 172640208 177066880 200162560 212480256 215800260 230186944 265600320 287733680 300243840 345280416 354133760 431600520 460373888 531200640 575467360 600487680 690560832 863201040 920747776 1062401280 1150934720 1381121664 1726402080 2301869440 2762243328 3452804160 4603738880 6905608320 13811216640
• Sum of all divisors σ(n): 49752693312
• Sum of proper divisors (its aliquot sum) s(n): 35941476672
• 13811216640 is an abundant number, because the sum of its proper divisors (35941476672) is greater than itself. Its abundance is 22130260032

Bases of 13811216640

• Binary: 1100110111001101100111000100000000₂
• Hexadecimal: 0x337367100
• Base-36: 6CEUAYO

Squares and roots of 13811216640

• 13811216640 squared (13811216640²) is 190749705077012889600
• 13811216640 cubed (13811216640³) is 2634485500834732902338002944000
• The square root of 13811216640 is 117521.1327379037
• The cube root of 13811216640 is 2399.2599940753

Scales and comparisons

• 13,811,216,640 seconds is equal to 439 years, 8 weeks, 1 hour, 4 minutes.
• To count from 1 to 13,811,216,640 would take you about eight hundred seventy-eight 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 13811216640 cubic inches would be around 199.9 feet tall.

Recreational maths with 13811216640

• 13811216640 backwards is 04661211831
• The number of decimal digits it has is: 11
• The sum of 13811216640's digits is 33
• More coming soon!