21463861824

Names of 21463861824

• Cardinal: 21463861824 can be written as Twenty-one billion, four hundred sixty-three million, eight hundred sixty-one thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.1463861824 × 10¹⁰

Factors of 21463861824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1532

Divisors of 21463861824

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 103 144 192 206 288 309 331 412 576 618 662 824 927 993 1093 1236 1324 1648 1854 1986 2186 2472 2648 2979 3279 3296 3708 3972 4372 4944 5296 5958 6558 6592 7416 7944 8744 9837 9888 10592 11916 13116 14832 15888 17488 19674 19776 21184 23832 26232 29664 31776 34093 34976 39348 47664 52464 59328 63552 68186 69952 78696 95328 102279 104928 112579 136372 157392 190656 204558 209856 225158 272744 306837 314784 337737 361783 409116 450316 545488 613674 629568 675474 723566 818232 900632 1013211 1085349 1090976 1227348 1350948 1447132 1636464 1801264 2026422 2170698 2181952 2454696 2701896 2894264 3256047 3272928 3602528 4052844 4341396 4909392 5403792 5788528 6512094 6545856 7205056 8105688 8682792 9818784 10807584 11577056 13024188 16211376 17365584 19637568 21615168 23154112 26048376 32422752 34731168 37263649 52096752 64845504 69462336 74527298 104193504 111790947 149054596 208387008 223581894 298109192 335372841 447163788 596218384 670745682 894327576 1192436768 1341491364 1788655152 2384873536 2682982728 3577310304 5365965456 7154620608 10731930912 21463861824
• Sum of all divisors σ(n): 62364266432
• Sum of proper divisors (its aliquot sum) s(n): 40900404608
• 21463861824 is an abundant number, because the sum of its proper divisors (40900404608) is greater than itself. Its abundance is 19436542784

Bases of 21463861824

• Binary: 10011111111010110001000101001000000₂
• Hexadecimal: 0x4FF588A40
• Base-36: 9UZ11S0

Squares and roots of 21463861824

• 21463861824 squared (21463861824²) is 460697364399764606976
• 21463861824 cubed (21463861824³) is 9888344572157524222258530484224
• The square root of 21463861824 is 146505.5010025221
• The cube root of 21463861824 is 2779.0900625981

Scales and comparisons

• 21,463,861,824 seconds is equal to 682 years, 25 weeks, 1 day, 7 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,463,861,824 would take you about one thousand, three hundred sixty-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 21463861824 cubic inches would be around 231.6 feet tall.

Recreational maths with 21463861824

• 21463861824 backwards is 42816836412
• The number of decimal digits it has is: 11
• The sum of 21463861824's digits is 45
• More coming soon!