21289274622

Names of 21289274622

• Cardinal: 21289274622 can be written as Twenty-one billion, two hundred eighty-nine million, two hundred seventy-four thousand, six hundred twenty-two.

Scientific notation

• Scientific notation: 2.1289274622 × 10¹⁰

Factors of 21289274622

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 589

Divisors of 21289274622

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 19 21 22 29 33 38 42 57 58 61 63 66 77 87 99 114 122 126 133 154 171 174 183 198 203 209 231 261 266 319 342 366 399 406 418 427 457 462 522 549 551 609 627 638 671 693 798 854 914 957 1098 1102 1159 1197 1218 1254 1281 1342 1371 1386 1463 1653 1769 1827 1881 1914 2013 2233 2318 2394 2562 2742 2871 2926 3199 3306 3477 3538 3654 3762 3843 3857 4026 4113 4389 4466 4697 4959 5027 5307 5742 6039 6061 6398 6699 6954 7686 7714 8113 8226 8683 8778 9394 9597 9918 10054 10431 10614 11571 12078 12122 12383 12749 13167 13253 13398 14091 15081 15921 16226 17366 18183 19194 19459 20097 20862 23142 24339 24766 25498 26049 26334 26506 27877 28182 28791 30162 31842 33611 34713 35189 36366 37149 38247 38918 39759 40194 42273 42427 45243 48678 52098 54549 55754 57582 58377 60781 67222 69426 70378 73017 74298 76494 78147 79518 83631 84546 84854 89243 90486 92771 95513 100833 105567 109098 111447 114741 116754 119277 121562 127281 136213 145783 146034 156294 167262 175131 178486 182343 185542 191026 195139 201666 211134 222894 229482 235277 238554 250893 251807 254562 267729 272426 278313 286539 291566 302499 306647 316701 350262 364686 369721 381843 390278 408639 437349 470554 501786 503614 529663 535458 547029 556626 573078 585417 604998 613294 633402 668591 705831 739442 755421 763686 803187 808433 817278 834939 859617 874698 919941 1020481 1059326 1094058 1109163 1170834 1225917 1312047 1337182 1411662 1510842 1588989 1606374 1616866 1669878 1719234 1756251 1762649 1839882 2005773 2040962 2117493 2146529 2218326 2266263 2425299 2451834 2588047 2624094 2759823 2769877 3061443 3177978 3327489 3512502 3525298 3707641 4011546 4234986 4293058 4532526 4766967 4850598 5176094 5287947 5519646 5539754 5659031 5826293 6017319 6122886 6439587 6654978 7275897 7415282 7764141 8309631 8892763 9184329 9533934 10575894 11122923 11318062 11652586 12034638 12879174 14551794 15360227 15528282 15863841 16619262 16977093 17478879 17785526 18368658 19318761 19389139 22245846 23292423 24928893 26678289 30720454 31727682 33368769 33954186 34957758 38637522 38778278 40784051 46080681 46584846 49857786 50931279 52436637 53356578 58167417 62249341 66737538 80034867 81568102 92161362 101862558 104873274 107521589 116334834 122352153 124498682 138242043 160069734 168962497 174502251 186748023 215043178 244704306 276484086 322564767 337924994 349004502 367056459 373496046 506887491 560244069 645129534 734112918 967694301 1013774982 1120488138 1182737479 1520662473 1935388602 2365474958 3041324946 3548212437 7096424874 10644637311 21289274622
• Sum of all divisors σ(n): 63788774400
• Sum of proper divisors (its aliquot sum) s(n): 42499499778
• 21289274622 is an abundant number, because the sum of its proper divisors (42499499778) is greater than itself. Its abundance is 21210225156

Bases of 21289274622

• Binary: 10011110100111100001000110011111110₂
• Hexadecimal: 0x4F4F08CFE
• Base-36: 9S331FI

Squares and roots of 21289274622

• 21289274622 squared (21289274622²) is 453233213930933242884
• 21289274622 cubed (21289274622³) is 9649006359187313948506503289848
• The square root of 21289274622 is 145908.4460269521
• The cube root of 21289274622 is 2771.5344937409

Scales and comparisons

• 21,289,274,622 seconds is equal to 676 years, 48 weeks, 3 days, 15 hours, 23 minutes, 42 seconds.
• To count from 1 to 21,289,274,622 would take you about one thousand, three hundred fifty-three 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 21289274622 cubic inches would be around 231 feet tall.

Recreational maths with 21289274622

• 21289274622 backwards is 22647298212
• The number of decimal digits it has is: 11
• The sum of 21289274622's digits is 45
• More coming soon!