13438288890

Names of 13438288890

• Cardinal: 13438288890 can be written as Thirteen billion, four hundred thirty-eight million, two hundred eighty-eight thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.343828889 × 10¹⁰

Factors of 13438288890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 347

Divisors of 13438288890

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 23 26 30 31 39 45 46 62 65 69 78 89 90 93 115 117 130 138 155 178 181 186 195 207 230 234 267 279 299 310 345 362 390 403 414 445 465 534 543 558 585 598 690 713 801 806 890 897 905 930 1035 1086 1157 1170 1209 1335 1395 1426 1495 1602 1629 1794 1810 2015 2047 2070 2139 2314 2353 2418 2670 2691 2715 2759 2790 2990 3258 3471 3565 3627 4005 4030 4094 4163 4278 4485 4706 5382 5430 5518 5611 5785 6045 6141 6417 6942 7059 7130 7254 8010 8145 8277 8326 8970 9269 10235 10413 10695 11222 11570 11765 12090 12282 12489 12834 13455 13795 14118 16109 16290 16554 16833 17355 18135 18423 18538 20470 20815 20826 21177 21390 23530 24831 24978 26611 26910 27590 27807 28055 30705 32085 32218 33666 34710 35295 35867 36270 36846 37467 41385 41630 42354 46345 48327 49662 50499 52065 53222 54119 55614 56110 61410 62445 63457 64170 70590 71734 72943 74934 79833 80545 82770 83421 84165 92115 92690 96654 100998 104130 105885 107601 108238 124155 124890 126914 129053 133055 139035 144981 145886 159666 161090 162357 166842 168330 179335 184230 187335 190371 209417 211770 215202 218829 239499 241635 248310 252495 258106 266110 270595 278070 289962 317285 322803 324714 358670 364715 370507 374670 380742 387159 399165 417105 418834 437658 478998 483270 487071 499379 504990 538005 541190 571113 628251 634570 645265 645606 656487 724905 729430 741014 774318 798330 811785 824941 834210 951855 974142 998758 1047085 1076010 1094145 1111521 1142226 1161477 1197495 1256502 1290530 1312974 1449810 1498137 1614015 1623570 1649882 1677689 1852535 1884753 1903710 1935795 2094170 2188290 2223042 2322954 2394990 2435355 2474823 2496895 2855565 2996274 3141255 3228030 3282435 3334563 3355378 3705070 3769506 3871590 4124705 4494411 4816591 4870710 4949646 4993790 5033067 5557605 5711130 5807385 6282510 6491927 6564870 6669126 7424469 7490685 8249410 8388445 8988822 9423765 9633182 10066134 11115210 11485717 11614770 12374115 12983854 14449773 14848938 14981370 15099201 16672815 16776890 18847530 19475781 22472055 22971434 24082955 24748230 25165335 28899546 30198402 32459635 33345630 34457151 37122345 38951562 43349319 44944110 48165910 50330670 57428585 58427343 64919270 68914302 72248865 74244690 75496005 86698638 97378905 103371453 114857170 116854686 144497730 149314321 150992010 172285755 194757810 206742906 216746595 292136715 298628642 344571510 433493190 447942963 516857265 584273430 746571605 895885926 1033714530 1343828889 1493143210 2239714815 2687657778 4479429630 6719144445 13438288890
• Sum of all divisors σ(n): 41211555840
• Sum of proper divisors (its aliquot sum) s(n): 27773266950
• 13438288890 is an abundant number, because the sum of its proper divisors (27773266950) is greater than itself. Its abundance is 14334978060

Bases of 13438288890

• Binary: 1100100000111111000000001111111010₂
• Hexadecimal: 0x320FC03FA
• Base-36: 668T62I

Squares and roots of 13438288890

• 13438288890 squared (13438288890²) is 180587608291097432100
• 13438288890 cubed (13438288890³) is 2426788450169926507696959369000
• The square root of 13438288890 is 115923.6338716139
• The cube root of 13438288890 is 2377.4678769787

Scales and comparisons

• 13,438,288,890 seconds is equal to 427 years, 15 weeks, 2 days, 18 hours, 1 minute, 30 seconds.
• To count from 1 to 13,438,288,890 would take you about eight hundred fifty-four 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 13438288890 cubic inches would be around 198.1 feet tall.

Recreational maths with 13438288890

• 13438288890 backwards is 09888283431
• The number of decimal digits it has is: 11
• The sum of 13438288890's digits is 54
• More coming soon!