13263500640

Names of 13263500640

• Cardinal: 13263500640 can be written as Thirteen billion, two hundred sixty-three million, five hundred thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.326350064 × 10¹⁰

Factors of 13263500640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1426

Divisors of 13263500640

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 26 30 32 34 39 40 48 51 52 60 65 68 78 80 85 96 97 102 104 120 130 136 156 160 170 194 195 204 208 221 240 255 260 272 291 312 340 388 390 408 416 442 480 485 510 520 544 582 624 663 680 776 780 816 884 970 1020 1040 1105 1164 1248 1261 1289 1326 1360 1455 1552 1560 1632 1649 1768 1940 2040 2080 2210 2328 2522 2578 2652 2720 2910 3104 3120 3298 3315 3536 3783 3867 3880 4080 4420 4656 4947 5044 5156 5304 5820 6240 6305 6445 6596 6630 7072 7566 7734 7760 8160 8245 8840 9312 9894 10088 10312 10608 11640 12610 12890 13192 13260 15132 15468 15520 16490 16757 17680 18915 19335 19788 20176 20624 21216 21437 21913 23280 24735 25220 25780 26384 26520 30264 30936 32980 33514 35360 37830 38670 39576 40352 41248 42874 43826 46560 49470 50271 50440 51560 52768 53040 60528 61872 64311 65739 65960 67028 75660 77340 79152 83785 85748 87652 98940 100542 100880 103120 106080 107185 109565 121056 123744 125033 128622 131478 131920 134056 151320 154680 158304 167570 171496 175304 197880 201084 201760 206240 214370 219130 250066 251355 257244 262956 263840 268112 284869 302640 309360 321555 328695 335140 342992 350608 375099 395760 402168 428740 438260 500132 502710 514488 525912 536224 569738 605280 618720 625165 643110 657390 670280 685984 701216 750198 791520 804336 854607 857480 876520 1000264 1005420 1028976 1051824 1139476 1250330 1286220 1314780 1340560 1424345 1500396 1608672 1625429 1709214 1714960 1753040 1875495 2000528 2010840 2057952 2103648 2125561 2278952 2500660 2572440 2629560 2681120 2848690 3000792 3250858 3418428 3429920 3506080 3750990 4001056 4021680 4251122 4273035 4557904 4876287 5001320 5144880 5259120 5697380 6001584 6376683 6501716 6836856 7501980 8043360 8127145 8502244 8546070 9115808 9752574 10002640 10289760 10518240 10627805 11394760 12003168 12753366 13003432 13673712 15003960 16254290 17004488 17092140 19505148 20005280 21255610 22789520 24381435 25506732 26006864 27347424 27632293 30007920 31883415 32508580 34008976 34184280 39010296 42511220 45579040 48762870 51013464 52013728 55264586 60015840 63766830 65017160 68017952 68368560 78020592 82896879 85022440 97525740 102026928 110529172 127533660 130034320 136737120 138161465 156041184 165793758 170044880 195051480 204053856 221058344 255067320 260068640 276322930 331587516 340089760 390102960 414484395 442116688 510134640 552645860 663175032 780205920 828968790 884233376 1020269280 1105291720 1326350064 1657937580 2210583440 2652700128 3315875160 4421166880 6631750320 13263500640
• Sum of all divisors σ(n): 48169054080
• Sum of proper divisors (its aliquot sum) s(n): 34905553440
• 13263500640 is an abundant number, because the sum of its proper divisors (34905553440) is greater than itself. Its abundance is 21642052800

Bases of 13263500640

• Binary: 1100010110100100001111010101100000₂
• Hexadecimal: 0x31690F560
• Base-36: 63CQULC

Squares and roots of 13263500640

• 13263500640 squared (13263500640²) is 175920449227280409600
• 13263500640 cubed (13263500640³) is 2333320990915121218189062144000
• The square root of 13263500640 is 115167.2724344897
• The cube root of 13263500640 is 2367.1151639163

Scales and comparisons

• 13,263,500,640 seconds is equal to 421 years, 38 weeks, 2 days, 17 hours, 44 minutes.
• To count from 1 to 13,263,500,640 would take you about eight hundred forty-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 13263500640 cubic inches would be around 197.3 feet tall.

Recreational maths with 13263500640

• 13263500640 backwards is 04600536231
• 13263500640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13263500640's digits is 30
• More coming soon!