21663223008

Names of 21663223008

• Cardinal: 21663223008 can be written as Twenty-one billion, six hundred sixty-three million, two hundred twenty-three thousand and eight.

Scientific notation

• Scientific notation: 2.1663223008 × 10¹⁰

Factors of 21663223008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12788

Divisors of 21663223008

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 76 84 96 98 112 114 133 147 152 168 196 224 228 266 294 304 336 361 392 399 456 532 588 608 672 722 784 798 912 931 1064 1083 1176 1444 1568 1596 1824 1862 2128 2166 2352 2527 2793 2888 3192 3724 4256 4332 4704 5054 5586 5776 6384 7448 7581 8664 10108 11172 11552 12757 12768 14896 15162 17328 17689 20216 22344 25514 29792 30324 34656 35378 38271 40432 44688 51028 53067 60648 70756 76542 80864 89299 89376 102056 106134 121296 141512 153084 178598 204112 212268 242383 242592 267897 283024 306168 357196 408224 424536 484766 535794 566048 612336 625093 714392 727149 849072 969532 1071588 1224672 1250186 1428784 1454298 1696681 1698144 1875279 1939064 2143176 2500372 2857568 2908596 3393362 3750558 3878128 4286352 4605277 5000744 5090043 5817192 6786724 7501116 7756256 8572704 9210554 10001488 10180086 11634384 11876767 13573448 13815831 15002232 18421108 20002976 20360172 23268768 23753534 27146896 27631662 30004464 32236939 35630301 36842216 40720344 47507068 54293792 55263324 60008928 64473878 71260602 73684432 81440688 95014136 96710817 110526648 128947756 142521204 147368864 162881376 190028272 193421634 221053296 225658573 257895512 285042408 380056544 386843268 442106592 451317146 515791024 570084816 676975719 773686536 902634292 1031582048 1140169632 1353951438 1547373072 1805268584 2707902876 3094746144 3610537168 5415805752 7221074336 10831611504 21663223008
• Sum of all divisors σ(n): 69820502472
• Sum of proper divisors (its aliquot sum) s(n): 48157279464
• 21663223008 is an abundant number, because the sum of its proper divisors (48157279464) is greater than itself. Its abundance is 26494056456

Bases of 21663223008

• Binary: 10100001011001110101000110011100000₂
• Hexadecimal: 0x50B3A8CE0
• Base-36: 9Y9Q1UO

Squares and roots of 21663223008

• 21663223008 squared (21663223008²) is 469295231094340568064
• 21663223008 cubed (21663223008³) is 10166447247787595612671834816512
• The square root of 21663223008 is 147184.3164470999
• The cube root of 21663223008 is 2787.6678312699

Scales and comparisons

• 21,663,223,008 seconds is equal to 688 years, 42 weeks, 5 days, 17 hours, 56 minutes, 48 seconds.
• To count from 1 to 21,663,223,008 would take you about one thousand, three hundred seventy-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 21663223008 cubic inches would be around 232.3 feet tall.

Recreational maths with 21663223008

• 21663223008 backwards is 80032236612
• The number of decimal digits it has is: 11
• The sum of 21663223008's digits is 33
• More coming soon!