21448804474890

Names of 21448804474890

• Cardinal: 21448804474890 can be written as Twenty-one trillion, four hundred forty-eight billion, eight hundred four million, four hundred seventy-four thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.144880447489 × 10¹³

Factors of 21448804474890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 797274

Divisors of 21448804474890

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 29 30 39 45 58 61 65 78 87 90 117 122 130 145 169 174 183 195 234 261 290 305 338 366 377 390 435 507 522 549 585 610 754 793 845 870 915 1014 1098 1131 1170 1305 1521 1586 1690 1769 1830 1885 2262 2379 2535 2610 2745 3042 3393 3538 3770 3965 4758 4901 5070 5307 5490 5655 6786 7137 7605 7930 8845 9802 10309 10614 11310 11895 14274 14703 15210 15921 16965 17690 20618 22997 23790 24505 26535 29406 30927 31842 33930 35685 44109 45994 49010 51545 53070 61854 68991 71370 73515 79605 88218 92781 103090 114985 137982 147030 154635 159210 185562 206973 220545 229970 298961 309270 344955 413946 441090 463905 597922 689910 797161 896883 927810 1034865 1494805 1594322 1793766 2069730 2391483 2690649 2989610 3985805 4484415 4782966 5381298 7174449 7971610 8968830 10363093 11957415 13453245 14348898 20726186 23117669 23914830 26906490 31089279 35872245 46235338 48626821 51815465 62178558 69353007 71744490 93267837 97253642 103630930 115588345 134720209 138706014 145880463 155446395 186535674 208059021 231176690 243134105 269440418 291760926 300529697 310892790 346765035 404160627 416118042 437641389 466339185 486268210 601059394 632148673 673601045 693530070 729402315 808321254 875282778 901589091 932678370 1040295105 1212481881 1264297346 1347202090 1410177809 1458804630 1502648485 1803178182 1896446019 2020803135 2080590210 2188206945 2424963762 2704767273 2820355618 3005296970 3160743365 3792892038 3906886061 4041606270 4230533427 4376413890 4507945455 5409534546 5689338057 6062409405 6321486730 7050889045 7813772122 8217932749 8461066854 9015890910 9482230095 11378676114 11720658183 12124818810 12691600281 13523836365 14101778090 16435865498 18332311517 18964460190 19534430305 21152667135 23441316366 24653798247 25383200562 27047672730 28446690285 35161974549 36664623034 39068860610 41089663745 42305334270 49307596494 54996934551 56893380570 58603290915 63458001405 70323949098 73961394741 82179327490 91661557585 109993869102 117206581830 123268991235 126916002810 147922789482 164990803653 175809872745 183323115170 238320049721 246537982470 274984672755 329981607306 351619745490 369806973705 476640099442 549969345510 714960149163 739613947410 824954018265 1191600248605 1429920298326 1649908036530 2144880447489 2383200497210 3574800745815 4289760894978 7149601491630 10724402237445 21448804474890
• Sum of all divisors σ(n): 63493092365040
• Sum of proper divisors (its aliquot sum) s(n): 42044287890150
• 21448804474890 is an abundant number, because the sum of its proper divisors (42044287890150) is greater than itself. Its abundance is 20595483415260

Bases of 21448804474890

• Binary: 100111000000111110000010111110010000000001010₂
• Hexadecimal: 0x1381F05F200A
• Base-36: 7LPG0E4UI

Squares and roots of 21448804474890

• 21448804474890 squared (21448804474890²) is 460051213402061288640512100
• 21448804474890 cubed (21448804474890³) is 9867548524696706508542655855021191169000
• The square root of 21448804474890 is 4631285.4020120591
• The cube root of 21448804474890 is 27784.4004725825

Scales and comparisons

• 21,448,804,474,890 seconds is equal to 682,005 years, 33 weeks, 19 hours, 1 minute, 30 seconds.
• To count from 1 to 21,448,804,474,890 would take you about one million, seven hundred five thousand and fourteen 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 21448804474890 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21448804474890

• 21448804474890 backwards is 09847440884412
• The number of decimal digits it has is: 14
• The sum of 21448804474890's digits is 63
• More coming soon!