13072520820

Names of 13072520820

• Cardinal: 13072520820 can be written as Thirteen billion, seventy-two million, five hundred twenty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.307252082 × 10¹⁰

Factors of 13072520820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 268

Divisors of 13072520820

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 29 30 31 58 60 61 62 87 93 116 122 124 137 145 155 174 183 186 244 274 290 305 310 348 366 372 411 435 465 548 580 610 620 685 732 822 841 870 899 915 930 1220 1370 1644 1682 1740 1769 1798 1830 1860 1891 2055 2523 2697 2740 3364 3538 3596 3660 3782 3973 4110 4205 4247 4495 5046 5307 5394 5673 7076 7564 7946 8220 8357 8410 8494 8845 8990 9455 10092 10614 10788 11346 11919 12615 12741 13485 15892 16714 16820 16988 17690 17980 18910 19865 21228 21235 22692 23838 25071 25230 25482 26071 26535 26970 28365 33428 35380 37820 39730 41785 42470 47676 50142 50460 50964 51301 52142 53070 53940 54839 56730 59595 63705 78213 79460 83570 84940 100284 102602 104284 106140 109678 113460 115217 119190 123163 125355 127410 130355 153903 156426 164517 167140 205204 219356 230434 238380 242353 246326 250710 254820 256505 259067 260710 274195 307806 312852 329034 345651 369489 391065 460868 484706 492652 501420 513010 518134 521420 548390 576085 615612 615815 658068 691302 727059 738978 769515 777201 782130 822585 969412 1026020 1036268 1096780 1152170 1211765 1231630 1295335 1382604 1454118 1477956 1539030 1554402 1564260 1590331 1645170 1728255 1847445 2304340 2423530 2463260 2590670 2908236 3078060 3108804 3180662 3290340 3456510 3571727 3635295 3694890 3886005 4770993 4847060 5181340 6361324 6913020 7028237 7143454 7270590 7389780 7512943 7772010 7951655 9541986 10715181 14056474 14286908 14541180 15025886 15544020 15903310 17858635 19083972 21084711 21430362 22538829 23854965 28112948 30051772 31806620 35141185 35717270 37564715 42169422 42860724 45077658 47709930 53575905 70282370 71434540 75129430 84338844 90155316 95419860 105423555 107151810 112694145 140564740 150258860 210847110 214303620 217875347 225388290 421694220 435750694 450776580 653626041 871501388 1089376735 1307252082 2178753470 2614504164 3268130205 4357506940 6536260410 13072520820
• Sum of all divisors σ(n): 40063435776
• Sum of proper divisors (its aliquot sum) s(n): 26990914956
• 13072520820 is an abundant number, because the sum of its proper divisors (26990914956) is greater than itself. Its abundance is 13918394136

Bases of 13072520820

• Binary: 1100001011001011101101011001110100₂
• Hexadecimal: 0x30B2ED674
• Base-36: 6071HMC

Squares and roots of 13072520820

• 13072520820 squared (13072520820²) is 170890800589333472400
• 13072520820 cubed (13072520820³) is 2233973548650530087871895368000
• The square root of 13072520820 is 114335.1250491289
• The cube root of 13072520820 is 2355.6989085935

Scales and comparisons

• 13,072,520,820 seconds is equal to 415 years, 34 weeks, 4 days, 7 hours, 47 minutes.
• To count from 1 to 13,072,520,820 would take you about eight hundred thirty-one 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 13072520820 cubic inches would be around 196.3 feet tall.

Recreational maths with 13072520820

• 13072520820 backwards is 02802527031
• 13072520820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13072520820's digits is 30
• More coming soon!