13320781344

Names of 13320781344

• Cardinal: 13320781344 can be written as Thirteen billion, three hundred twenty million, seven hundred eighty-one thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.3320781344 × 10¹⁰

Factors of 13320781344

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 687

Divisors of 13320781344

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 32 36 39 48 52 54 62 67 72 78 93 96 104 108 117 124 134 144 156 186 201 208 216 234 248 268 279 288 312 351 372 402 403 416 432 468 496 536 558 571 603 624 702 744 804 806 837 864 871 936 992 1072 1116 1142 1206 1209 1248 1404 1488 1608 1612 1674 1713 1742 1809 1872 2077 2144 2232 2284 2412 2418 2613 2808 2976 3216 3224 3348 3426 3484 3618 3627 3744 4154 4464 4568 4824 4836 5139 5226 5616 6231 6432 6448 6696 6852 6968 7236 7254 7423 7839 8308 8928 9136 9648 9672 10278 10452 10881 11232 12462 12896 13392 13704 13936 14472 14508 14846 15417 15678 16616 17701 18272 18693 19296 19344 20556 20904 21762 22269 23517 24924 26784 27001 27408 27872 28944 29016 29692 30834 31356 33232 35402 37386 38257 38688 41112 41808 43524 44538 47034 49848 53103 54002 54816 56079 57888 58032 59384 61668 62712 66464 66807 70804 74772 76514 81003 82224 83616 87048 89076 94068 99696 106206 108004 112158 114771 116064 118768 123336 125424 133614 141608 149544 153028 159309 162006 164448 174096 178152 188136 199392 200421 212412 216008 224316 229542 230113 237536 243009 246672 250848 267228 283216 299088 306056 318618 324012 344313 348192 356304 376272 400842 424824 432016 448632 459084 460226 477927 486018 493344 497341 534456 566432 598176 612112 637236 648024 688626 690339 712608 729027 752544 801684 849648 864032 897264 918168 920452 955854 972036 994682 1032939 1068912 1185967 1224224 1274472 1296048 1377252 1380678 1458054 1492023 1603368 1699296 1794528 1836336 1840904 1911708 1944072 1989364 2065878 2071017 2137824 2371934 2548944 2592096 2754504 2761356 2916108 2984046 3206736 3557901 3672672 3681808 3823416 3888144 3978728 4131756 4142034 4476069 4743868 5097888 5509008 5522712 5832216 5968092 6213051 6413472 7115802 7363616 7646832 7776288 7957456 8263512 8284068 8952138 9487736 10673703 11018016 11045424 11664432 11936184 12426102 13428207 14231604 15293664 15417571 15914912 16527024 16568136 17904276 18975472 21347406 22090848 23328864 23872368 24852204 26856414 28463208 30835142 32021109 33054048 33136272 35808552 37950944 42694812 46252713 47744736 49704408 53712828 56926416 61670284 64042218 66272544 71617104 85389624 92505426 99408816 107425656 113852832 123340568 128084436 138758139 143234208 170779248 185010852 198817632 214851312 246681136 256168872 277516278 341558496 370021704 416274417 429702624 493362272 512337744 555032556 740043408 832548834 1024675488 1110065112 1480086816 1665097668 2220130224 3330195336 4440260448 6660390672 13320781344
• Sum of all divisors σ(n): 43912028160
• Sum of proper divisors (its aliquot sum) s(n): 30591246816
• 13320781344 is an abundant number, because the sum of its proper divisors (30591246816) is greater than itself. Its abundance is 17270465472

Bases of 13320781344

• Binary: 1100011001111110101111111000100000₂
• Hexadecimal: 0x319FAFE20
• Base-36: 64AUKO0

Squares and roots of 13320781344

• 13320781344 squared (13320781344²) is 177443215614658446336
• 13320781344 cubed (13320781344³) is 2363682276179111724884613955584
• The square root of 13320781344 is 115415.6893320835
• The cube root of 13320781344 is 2370.5178679253

Scales and comparisons

• 13,320,781,344 seconds is equal to 423 years, 29 weeks, 17 hours, 2 minutes, 24 seconds.
• To count from 1 to 13,320,781,344 would take you about eight hundred forty-seven 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 13320781344 cubic inches would be around 197.5 feet tall.

Recreational maths with 13320781344

• 13320781344 backwards is 44318702331
• 13320781344 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13320781344's digits is 36
• More coming soon!