21609496480

Names of 21609496480

• Cardinal: 21609496480 can be written as Twenty-one billion, six hundred nine million, four hundred ninety-six thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.160949648 × 10¹⁰

Factors of 21609496480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4569

Divisors of 21609496480

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 19 20 22 26 32 38 40 44 52 55 65 76 80 88 95 104 110 121 130 143 152 160 176 190 208 209 220 242 247 260 286 304 352 380 416 418 440 484 494 520 572 605 608 715 760 836 880 968 988 1040 1045 1144 1210 1235 1430 1520 1573 1672 1760 1936 1976 2080 2090 2288 2299 2420 2470 2717 2860 3040 3146 3344 3872 3952 4180 4519 4576 4598 4840 4940 5434 5720 6292 6688 7865 7904 8360 9038 9196 9680 9880 10868 11440 11495 12584 13585 15730 16720 18076 18392 19360 19760 21736 22595 22880 22990 25168 27170 29887 31460 33440 36152 36784 39520 43472 45190 45980 49709 50336 54340 58747 59774 62920 72304 73568 85861 86944 90380 91960 99418 108680 117494 119548 125840 144608 149435 171722 180760 183920 198836 217360 234988 239096 248545 251680 293735 298870 343444 361520 367840 397672 429305 434720 469976 478192 497090 546799 587470 597740 646217 686888 723040 795344 858610 939952 944471 956384 994180 1093598 1116193 1174940 1195480 1292434 1373776 1590688 1717220 1879904 1888942 1988360 2187196 2232386 2349880 2390960 2584868 2733995 2747552 3231085 3434440 3777884 3976720 4374392 4464772 4699760 4722355 4781920 5169736 5467990 5580965 6462170 6868880 7108387 7555768 7953440 8748784 8929544 9399520 9444710 10339472 10389181 10935980 11161930 12278123 12924340 13737760 14216774 15111536 17497568 17859088 18889420 20678944 20778362 21871960 22323860 24556246 25848680 28433548 30223072 35541935 35718176 37778840 41556724 43743920 44647720 49112492 51697360 51945905 56867096 61390615 71083870 75557680 83113448 87487840 89295440 98224984 103394720 103891810 113734192 122781230 135059353 142167740 151115360 166226896 178590880 196449968 207783620 227468384 245562460 270118706 284335480 332453792 392899936 415567240 491124920 540237412 568670960 675296765 831134480 982249840 1080474824 1137341920 1350593530 1662268960 1964499680 2160949648 2701187060 4321899296 5402374120 10804748240 21609496480
• Sum of all divisors σ(n): 63626774400
• Sum of proper divisors (its aliquot sum) s(n): 42017277920
• 21609496480 is an abundant number, because the sum of its proper divisors (42017277920) is greater than itself. Its abundance is 20407781440

Bases of 21609496480

• Binary: 10100001000000001101011111110100000₂
• Hexadecimal: 0x50806BFA0
• Base-36: 9XDQI74

Squares and roots of 21609496480

• 21609496480 squared (21609496480²) is 466970338119132390400
• 21609496480 cubed (21609496480³) is 10090993877849801211002785792000
• The square root of 21609496480 is 147001.6886977833
• The cube root of 21609496480 is 2785.3613769949

Scales and comparisons

• 21,609,496,480 seconds is equal to 687 years, 5 weeks, 6 days, 21 hours, 54 minutes, 40 seconds.
• To count from 1 to 21,609,496,480 would take you about one thousand, three hundred seventy-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 21609496480 cubic inches would be around 232.1 feet tall.

Recreational maths with 21609496480

• 21609496480 backwards is 08469490612
• The number of decimal digits it has is: 11
• The sum of 21609496480's digits is 49
• More coming soon!