13615205890

Names of 13615205890

• Cardinal: 13615205890 can be written as Thirteen billion, six hundred fifteen million, two hundred five thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.361520589 × 10¹⁰

Factors of 13615205890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1436

Divisors of 13615205890

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 11 13 22 26 31 55 62 65 110 130 143 155 281 286 310 341 403 562 682 715 806 1093 1405 1430 1705 2015 2186 2810 3091 3410 3653 4030 4433 5465 6182 7306 8711 8866 10930 12023 14209 15455 17422 18265 22165 24046 28418 30910 33883 36530 40183 43555 44330 60115 67766 71045 80366 87110 95821 113243 120230 142090 156299 169415 191642 200915 226486 307133 312598 338830 372713 401830 440479 479105 566215 614266 745426 781495 880958 958210 1132430 1245673 1535665 1562990 1863565 2202395 2491346 3071330 3378463 3727130 3992729 4404790 4845269 6228365 6756926 7985458 9521123 9690538 12456730 16892315 19042246 19963645 24226345 33784630 39927290 43920019 47605615 48452690 87840038 95211230 104732353 123774599 209464706 219600095 247549198 439200190 523661765 618872995 1047323530 1237745990 1361520589 2723041178 6807602945 13615205890
• Sum of all divisors σ(n): 29853702144
• Sum of proper divisors (its aliquot sum) s(n): 16238496254
• 13615205890 is an abundant number, because the sum of its proper divisors (16238496254) is greater than itself. Its abundance is 2623290364

Bases of 13615205890

• Binary: 1100101011100001111000111000000010₂
• Hexadecimal: 0x32B878E02
• Base-36: 696543M

Squares and roots of 13615205890

• 13615205890 squared (13615205890²) is 185373831427090692100
• 13615205890 cubed (13615205890³) is 2523902881497992296644096469000
• The square root of 13615205890 is 116684.2143993779
• The cube root of 13615205890 is 2387.8556590851

Scales and comparisons

• 13,615,205,890 seconds is equal to 432 years, 47 weeks, 6 days, 9 hours, 38 minutes, 10 seconds.
• To count from 1 to 13,615,205,890 would take you about eight hundred sixty-five 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 13615205890 cubic inches would be around 199 feet tall.

Recreational maths with 13615205890

• 13615205890 backwards is 09850251631
• The number of decimal digits it has is: 11
• The sum of 13615205890's digits is 40
• More coming soon!