21613004400

Names of 21613004400

• Cardinal: 21613004400 can be written as Twenty-one billion, six hundred thirteen million, four thousand, four hundred.

Scientific notation

• Scientific notation: 2.16130044 × 10¹⁰

Factors of 21613004400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6309

Divisors of 21613004400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 25 26 30 34 39 40 48 50 51 52 60 65 68 75 78 80 85 100 102 104 120 130 136 150 156 169 170 195 200 204 208 221 240 255 260 272 300 312 325 338 340 390 400 408 425 442 507 510 520 600 624 650 663 676 680 780 816 845 850 884 975 1014 1020 1040 1105 1200 1275 1300 1326 1352 1360 1560 1690 1700 1768 1950 2028 2040 2210 2535 2550 2600 2652 2704 2873 3120 3315 3380 3400 3536 3900 4056 4080 4225 4420 5070 5100 5200 5304 5525 5746 6269 6630 6760 6800 7800 8112 8450 8619 8840 10140 10200 10608 11050 11492 12538 12675 13260 13520 14365 15600 16575 16900 17238 17680 18807 20280 20400 22100 22984 25076 25350 26520 28730 31345 33150 33800 34476 37614 40560 43095 44200 45968 50152 50700 53040 57460 62690 66300 67600 68952 71825 75228 81497 86190 88400 94035 100304 101400 106573 114920 125380 132600 137904 143650 150456 156725 162994 172380 188070 202800 213146 215475 229840 244491 250760 265200 287300 300912 313450 319719 325988 344760 376140 407485 426292 430950 470175 488982 501520 532865 574600 626900 639438 651976 689520 752280 814970 852584 861900 940350 977964 1059461 1065730 1149200 1222455 1253800 1278876 1303952 1385449 1504560 1598595 1629940 1705168 1723800 1880700 1955928 2037425 2118922 2131460 2444910 2507600 2557752 2664325 2770898 3178383 3197190 3259880 3447600 3761400 3911856 4074850 4156347 4237844 4262920 4889820 5115504 5297305 5328650 5541796 6112275 6356766 6394380 6519760 6927245 7522800 7992975 8149700 8312694 8475688 8525840 9779640 10594610 10657300 11083592 12224550 12713532 12788760 13854490 15891915 15985950 16299400 16625388 16951376 18010837 19559280 20781735 21189220 21314600 22167184 24449100 25427064 25577520 26486525 27708980 31783830 31971900 32598800 33250776 34636225 36021674 41563470 42378440 42629200 48898200 50854128 52973050 54032511 55417960 63567660 63943800 66501552 69272450 72043348 79459575 83126940 84756880 90054185 97796400 103908675 105946100 108065022 110835920 127135320 127887600 138544900 144086696 158919150 166253880 180108370 207817350 211892200 216130044 254270640 270162555 277089800 288173392 317838300 332507760 360216740 415634700 423784400 432260088 450270925 540325110 554179600 635676600 720433480 831269400 864520176 900541850 1080650220 1271353200 1350812775 1440866960 1662538800 1801083700 2161300440 2701625550 3602167400 4322600880 5403251100 7204334800 10806502200 21613004400
• Sum of all divisors σ(n): 79391592720
• Sum of proper divisors (its aliquot sum) s(n): 57778588320
• 21613004400 is an abundant number, because the sum of its proper divisors (57778588320) is greater than itself. Its abundance is 36165583920

Bases of 21613004400

• Binary: 10100001000001111000100011001110000₂
• Hexadecimal: 0x5083C4670
• Base-36: 9XFTOXC

Squares and roots of 21613004400

• 21613004400 squared (21613004400²) is 467121959194419360000
• 21613004400 cubed (21613004400³) is 10095908959405606083125184000000
• The square root of 21613004400 is 147013.6197772165
• The cube root of 21613004400 is 2785.5120869113

Scales and comparisons

• 21,613,004,400 seconds is equal to 687 years, 11 weeks, 5 days, 12 hours, 20 minutes.
• To count from 1 to 21,613,004,400 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 21613004400 cubic inches would be around 232.1 feet tall.

Recreational maths with 21613004400

• 21613004400 backwards is 00440031612
• The number of decimal digits it has is: 11
• The sum of 21613004400's digits is 21
• More coming soon!