21331143834

Names of 21331143834

• Cardinal: 21331143834 can be written as Twenty-one billion, three hundred thirty-one million, one hundred forty-three thousand, eight hundred thirty-four.

Scientific notation

• Scientific notation: 2.1331143834 × 10¹⁰

Factors of 21331143834

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1326

Divisors of 21331143834

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 11 13 14 21 22 26 31 33 39 42 49 62 66 77 78 91 93 98 143 147 154 169 182 186 217 231 273 286 294 338 341 403 429 434 462 507 539 546 637 651 682 806 858 1001 1014 1023 1078 1183 1209 1259 1274 1302 1519 1617 1859 1911 2002 2046 2366 2387 2418 2518 2821 3003 3038 3234 3549 3718 3777 3822 4433 4557 4774 5239 5577 5642 6006 7007 7098 7161 7554 8281 8463 8813 8866 9114 10478 11154 13013 13299 13849 14014 14322 15717 16367 16562 16709 16926 17626 19747 21021 24843 26026 26439 26598 27698 31031 31434 32734 33418 36673 39029 39039 39494 41547 42042 49101 49686 50127 52878 57629 59241 61691 62062 73346 78058 78078 83094 91091 93093 96943 98202 100254 110019 114569 115258 117087 118482 123382 172887 180037 182182 185073 186186 193886 212771 217217 220038 229138 234174 256711 273203 273273 290829 343707 345774 360074 370146 403403 425542 429319 434434 507377 513422 540111 546406 546546 581658 638313 651651 678601 687414 770133 801983 806806 819609 858638 1014754 1080222 1210209 1260259 1276626 1287957 1303302 1357202 1489397 1522131 1540266 1603966 1639218 1912421 2035803 2340481 2405949 2420418 2520518 2575914 2823821 2978794 3005233 3044262 3551639 3780777 3824842 4071606 4468191 4680962 4811898 5581147 5647642 5737263 6010466 6595901 7021443 7103278 7561554 8471463 8821813 8936382 9015699 10425779 10654917 11162294 11474526 13191802 14042886 16383367 16743441 16942926 17643626 18031398 19787703 20851558 21036631 21309834 24861473 26465439 31277337 32766734 33486882 39068029 39575406 42073262 46171307 49150101 49722946 52930878 62554674 63109893 72554911 74584419 78136058 92342614 98300202 114683569 117204087 126219786 138513921 145109822 149168838 217664733 229367138 234408174 273476203 277027842 323199149 344050707 435329466 507884377 546952406 646398298 688101414 820428609 969597447 1015768754 1523653131 1640857218 1939194894 3047306262 3555190639 7110381278 10665571917 21331143834
• Sum of all divisors σ(n): 60563220480
• Sum of proper divisors (its aliquot sum) s(n): 39232076646
• 21331143834 is an abundant number, because the sum of its proper divisors (39232076646) is greater than itself. Its abundance is 17900932812

Bases of 21331143834

• Binary: 10011110111011011110110110010011010₂
• Hexadecimal: 0x4F76F6C9A
• Base-36: 9SS0FX6

Squares and roots of 21331143834

• 21331143834 squared (21331143834²) is 455017697266796219556
• 21331143834 cubed (21331143834³) is 9706047947413498831716479617704
• The square root of 21331143834 is 146051.8532371297
• The cube root of 21331143834 is 2773.3502120283

Scales and comparisons

• 21,331,143,834 seconds is equal to 678 years, 13 weeks, 5 days, 5 hours, 43 minutes, 54 seconds.
• To count from 1 to 21,331,143,834 would take you about one thousand, three hundred fifty-six 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 21331143834 cubic inches would be around 231.1 feet tall.

Recreational maths with 21331143834

• 21331143834 backwards is 43834113312
• 21331143834 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21331143834's digits is 33
• More coming soon!