21716466688

Names of 21716466688

• Cardinal: 21716466688 can be written as Twenty-one billion, seven hundred sixteen million, four hundred sixty-six thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1716466688 × 10¹⁰

Factors of 21716466688

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 681

Divisors of 21716466688

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 71 112 128 142 224 256 284 448 497 512 568 601 896 994 1024 1136 1202 1792 1988 2272 2404 3584 3976 4207 4544 4808 5041 7168 7952 8414 9088 9616 10082 15904 16828 18176 19232 20164 31808 33656 35287 36352 38464 40328 42671 63616 67312 70574 72704 76928 80656 85342 127232 134624 141148 153856 161312 170684 254464 269248 282296 298697 307712 322624 341368 508928 538496 564592 597394 615424 645248 682736 1076992 1129184 1194788 1290496 1365472 2153984 2258368 2389576 2580992 2730944 3029641 4307968 4516736 4779152 5161984 5461888 6059282 9033472 9558304 10923776 12118564 18066944 19116608 21207487 21847552 24237128 36133888 38233216 42414974 43695104 48474256 76466432 84829948 96948512 152932864 169659896 193897024 305865728 339319792 387794048 678639584 775588096 1357279168 1551176192 2714558336 3102352384 5429116672 10858233344 21716466688
• Sum of all divisors σ(n): 50405753776
• Sum of proper divisors (its aliquot sum) s(n): 28689287088
• 21716466688 is an abundant number, because the sum of its proper divisors (28689287088) is greater than itself. Its abundance is 6972820400

Bases of 21716466688

• Binary: 10100001110011001101111110000000000₂
• Hexadecimal: 0x50E66FC00
• Base-36: 9Z5F8XS

Squares and roots of 21716466688

• 21716466688 squared (21716466688²) is 471604925411013689344
• 21716466688 cubed (21716466688³) is 10241592652585003492950956572672
• The square root of 21716466688 is 147365.0796084337
• The cube root of 21716466688 is 2789.9497979601

Scales and comparisons

• 21,716,466,688 seconds is equal to 690 years, 26 weeks, 5 days, 23 hours, 51 minutes, 28 seconds.
• To count from 1 to 21,716,466,688 would take you about one thousand, three hundred eighty-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 21716466688 cubic inches would be around 232.5 feet tall.

Recreational maths with 21716466688

• 21716466688 backwards is 88666461712
• The number of decimal digits it has is: 11
• The sum of 21716466688's digits is 55
• More coming soon!