21448822164

Names of 21448822164

• Cardinal: 21448822164 can be written as Twenty-one billion, four hundred forty-eight million, eight hundred twenty-two thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 2.1448822164 × 10¹⁰

Factors of 21448822164

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2524

Divisors of 21448822164

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 41 42 44 66 77 82 84 123 132 154 164 231 246 257 287 308 451 462 492 514 574 771 861 902 924 1028 1148 1353 1542 1722 1799 1804 2203 2706 2827 3084 3157 3444 3598 4406 5397 5412 5654 6314 6609 7196 8481 8812 9471 10537 10794 11308 12628 13218 15421 16962 18942 19789 21074 21588 24233 26436 30842 31611 33924 37884 39578 42148 46263 48466 59367 61684 63222 72699 73759 79156 90323 92526 96932 115907 118734 126444 145398 147518 169631 180646 185052 221277 231814 237468 270969 290796 295036 339262 347721 361292 442554 463628 508893 541938 566171 632261 678524 695442 811349 885108 993553 1017786 1083876 1132342 1264522 1390884 1622698 1698513 1896783 1987106 2035572 2264684 2434047 2529044 2980659 3245396 3397026 3793566 3963197 3974212 4868094 5961318 6227881 6794052 6954871 7587132 7926394 9736188 11889591 11922636 12455762 13909742 15852788 18683643 20864613 23213011 23779182 24911524 27819484 37367286 41729226 43595167 46426022 47558364 69639033 74734572 83458452 87190334 92852044 130785501 139278066 162491077 174380668 255343121 261571002 278556132 324982154 487473231 510686242 523142004 649964308 766029363 974946462 1021372484 1532058726 1787401847 1949892924 3064117452 3574803694 5362205541 7149607388 10724411082 21448822164
• Sum of all divisors σ(n): 64196278272
• Sum of proper divisors (its aliquot sum) s(n): 42747456108
• 21448822164 is an abundant number, because the sum of its proper divisors (42747456108) is greater than itself. Its abundance is 21298633944

Bases of 21448822164

• Binary: 10011111110011100110000110110010100₂
• Hexadecimal: 0x4FE730D94
• Base-36: 9UQ2P3O

Squares and roots of 21448822164

• 21448822164 squared (21448822164²) is 460051972222897642896
• 21448822164 cubed (21448822164³) is 9867572938406399311251081946944
• The square root of 21448822164 is 146454.1640377631
• The cube root of 21448822164 is 2778.4408110633

Scales and comparisons

• 21,448,822,164 seconds is equal to 682 years, 2 days, 6 hours, 9 minutes, 24 seconds.
• To count from 1 to 21,448,822,164 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 21448822164 cubic inches would be around 231.5 feet tall.

Recreational maths with 21448822164

• 21448822164 backwards is 46122884412
• 21448822164 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21448822164's digits is 42
• More coming soon!