21246023744

Names of 21246023744

• Cardinal: 21246023744 can be written as Twenty-one billion, two hundred forty-six million, twenty-three thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 2.1246023744 × 10¹⁰

Factors of 21246023744

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 407

Divisors of 21246023744

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 11 16 19 22 32 38 44 64 67 76 88 134 151 152 157 176 209 268 302 304 314 352 418 536 604 608 628 704 737 836 1072 1208 1216 1256 1273 1474 1661 1672 1727 2144 2416 2512 2546 2869 2948 2983 3322 3344 3454 4288 4832 5024 5092 5738 5896 5966 6644 6688 6908 9664 10048 10117 10184 10519 11476 11792 11932 13288 13376 13816 14003 20234 20368 21038 22952 23584 23707 23864 26576 27632 28006 31559 32813 40468 40736 42076 45904 47168 47414 47728 53152 55264 56012 63118 65626 80936 81472 84152 91808 94828 95456 106304 110528 111287 112024 115709 126236 131252 161872 168304 183616 189656 190912 192223 199861 222574 224048 231418 252472 260777 262504 323744 336608 379312 384446 399722 445148 448096 450433 462836 504944 521554 525008 647488 673216 758624 768892 799444 890296 896192 900866 925672 1009888 1043108 1050016 1517248 1537784 1588369 1598888 1780592 1801732 1851344 2019776 2086216 2100032 2114453 2198471 3075568 3176738 3197776 3561184 3603464 3702688 4172432 4228906 4396942 4954763 6151136 6353476 6395552 7122368 7206928 7405376 8344864 8457812 8793884 9909526 12302272 12706952 12791104 14413856 16689728 16915624 17472059 17587768 19819052 25413904 28827712 30179011 33831248 34944118 35175536 39638104 50827808 60358022 67662496 69888236 70351072 79276208 101655616 120716044 135324992 139776472 140702144 158552416 241432088 279552944 317104832 331969121 482864176 559105888 663938242 965728352 1118211776 1327876484 1931456704 2655752968 5311505936 10623011872 21246023744
• Sum of all divisors σ(n): 49776522240
• Sum of proper divisors (its aliquot sum) s(n): 28530498496
• 21246023744 is an abundant number, because the sum of its proper divisors (28530498496) is greater than itself. Its abundance is 7284474752

Bases of 21246023744

• Binary: 10011110010010111001001100001000000₂
• Hexadecimal: 0x4F25C9840
• Base-36: 9RDC0U8

Squares and roots of 21246023744

• 21246023744 squared (21246023744²) is 451393524930611777536
• 21246023744 cubed (21246023744³) is 9590317548563633777975901814784
• The square root of 21246023744 is 145760.1582875101
• The cube root of 21246023744 is 2769.6563560369

Scales and comparisons

• 21,246,023,744 seconds is equal to 675 years, 29 weeks, 1 hour, 15 minutes, 44 seconds.
• To count from 1 to 21,246,023,744 would take you about one thousand, three hundred fifty-one 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 21246023744 cubic inches would be around 230.8 feet tall.

Recreational maths with 21246023744

• 21246023744 backwards is 44732064212
• The number of decimal digits it has is: 11
• The sum of 21246023744's digits is 35
• More coming soon!