21990373473744564

Names of 21990373473744564

• Cardinal: 21990373473744564 can be written as Twenty-one quadrillion, nine hundred ninety trillion, three hundred seventy-three billion, four hundred seventy-three million, seven hundred forty-four thousand, five hundred sixty-four.

Scientific notation

• Scientific notation: 2.1990373473744564 × 10¹⁶

Factors of 21990373473744564

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 25008

Divisors of 21990373473744564

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 343 588 686 1029 1367 1372 2058 2401 2734 4101 4116 4802 5468 7203 8202 9569 9604 14406 16404 19138 23629 28707 28812 38276 47258 57414 66983 70887 94516 114828 133966 141774 165403 200949 267932 283548 330806 401898 468881 496209 661612 803796 937762 992418 1157821 1406643 1875524 1984836 2315642 2813286 3282167 3473463 4631284 5626572 6564334 6946926 8104747 9846501 13128668 13893852 16209494 19693002 24314241 32300843 32418988 39386004 48628482 56733229 64601686 96902529 97256964 113466458 129203372 170199687 193805058 226105901 226932916 340399374 387610116 452211802 558329641 678317703 680798748 904423604 1116659282 1356635406 1582741307 1674988923 2233318564 2713270812 3165482614 3349977846 3908307487 4748223921 6330965228 6699955692 7816614974 9496447842 11079189149 11724922461 15633229948 18992895684 22158378298 23449844922 27358152409 33237567447 44316756596 46899689844 54716304818 66475134894 77554324043 82074457227 109432609636 132950269788 155108648086 164148914454 191507066863 232662972129 310217296172 328297828908 383014133726 465325944258 574521200589 763236619247 766028267452 930651888516 1149042401178 1340549468041 1526473238494 2289709857741 2298084802356 2681098936082 3052946476988 4021648404123 4579419715482 5342656334729 5362197872164 8043296808246 9158839430964 10685312669458 16027969004187 16086593616492 21370625338916 32055938008374 37398594343103 64111876016748 74797188686206 112195783029309 149594377372412 224391566058618 261790160401721 448783132117236 523580320803442 785370481205163 1047160641606884 1570740962410326 1832531122812047 3141481924820652 3665062245624094 5497593368436141 7330124491248188 10995186736872282 21990373473744564
• Sum of all divisors σ(n): 59905445502367584
• Sum of proper divisors (its aliquot sum) s(n): 37915072028623020
• 21990373473744564 is an abundant number, because the sum of its proper divisors (37915072028623020) is greater than itself. Its abundance is 15924698554878456

Bases of 21990373473744564

• Binary: 1001110001000000010000011001111011000010111011010110100₂
• Hexadecimal: 0x4E2020CF6176B4
• Base-36: 60IXQ3ZNE7O

Squares and roots of 21990373473744564

• 21990373473744564 squared (21990373473744564²) is 483576525514768562598655919550096
• 21990373473744564 cubed (21990373473744564³) is 10634028399205527940847201218771558819087305678144
• The square root of 21990373473744564 is 148291515.1778569021
• The cube root of 21990373473744564 is 280163.0575496897

Scales and comparisons

• 21,990,373,473,744,564 seconds is equal to 699,225,855 years, 40 weeks, 1 day, 16 hours, 9 minutes, 24 seconds.
• To count from 1 to 21,990,373,473,744,564 would take you about two billion, ninety-seven million, six hundred seventy-seven thousand, five hundred sixty-seven 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 21990373473744564 cubic inches would be around 23346.9 feet tall.

Recreational maths with 21990373473744564

• 21990373473744564 backwards is 46544737437309912
• The number of decimal digits it has is: 17
• The sum of 21990373473744564's digits is 78
• More coming soon!