20996736768

Names of 20996736768

• Cardinal: 20996736768 can be written as Twenty billion, nine hundred ninety-six million, seven hundred thirty-six thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.0996736768 × 10¹⁰

Factors of 20996736768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 175

Divisors of 20996736768

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 163 168 192 196 224 252 256 288 294 326 336 343 384 392 441 448 489 504 576 588 652 672 686 768 784 882 896 978 1008 1029 1141 1152 1176 1304 1344 1372 1467 1568 1764 1792 1956 2016 2058 2282 2304 2352 2608 2688 2744 2934 3087 3136 3423 3528 3912 4032 4116 4564 4704 5216 5376 5488 5868 6174 6272 6846 7056 7824 7987 8064 8232 9128 9408 10269 10432 10976 11736 12348 12544 13692 14112 15648 15974 16128 16464 18256 18816 20538 20864 21952 23472 23961 24696 26569 27384 28224 31296 31948 32928 36512 37632 41076 41728 43904 46944 47922 49392 53138 54768 55909 56448 62592 63896 65856 71883 73024 79707 82152 87808 93888 95844 98784 106276 109536 111818 112896 125184 127792 131712 143766 146048 159414 164304 167727 185983 187776 191688 197568 212552 219072 223636 239121 255584 263424 287532 292096 318828 328608 335454 371966 375552 383376 395136 425104 438144 447272 478242 503181 511168 557949 575064 637656 657216 670908 743932 766752 790272 850208 876288 894544 956484 1006362 1022336 1115898 1150128 1275312 1301881 1314432 1341816 1487864 1533504 1673847 1700416 1789088 1912968 2012724 2044672 2231796 2300256 2550624 2603762 2628864 2683632 2975728 3067008 3347694 3400832 3578176 3825936 3905643 4025448 4463592 4600512 5101248 5207524 5367264 5951456 6134016 6695388 6801664 7156352 7651872 7811286 8050896 8927184 9113167 9201024 10202496 10415048 10734528 11716929 11902912 13390776 14312704 15303744 15622572 16101792 17854368 18226334 18402048 20404992 20830096 21469056 23433858 23805824 26781552 27339501 30607488 31245144 32203584 35708736 36452668 41660192 42938112 46867716 47611648 53563104 54679002 61214976 62490288 64407168 71417472 72905336 82018503 83320384 93735432 107126208 109358004 124980576 128814336 142834944 145810672 164037006 166640768 187470864 214252416 218716008 249961152 291621344 328074012 333281536 374941728 428504832 437432016 499922304 583242688 656148024 749883456 874864032 999844608 1166485376 1312296048 1499766912 1749728064 2332970752 2624592096 2999533824 3499456128 5249184192 6998912256 10498368384 20996736768
• Sum of all divisors σ(n): 71034927600
• Sum of proper divisors (its aliquot sum) s(n): 50038190832
• 20996736768 is an abundant number, because the sum of its proper divisors (50038190832) is greater than itself. Its abundance is 29041454064

Bases of 20996736768

• Binary: 10011100011100000001100011100000000₂
• Hexadecimal: 0x4E380C700
• Base-36: 9N8WXS0

Squares and roots of 20996736768

• 20996736768 squared (20996736768²) is 440862954904683085824
• 20996736768 cubed (20996736768³) is 9256683414896285283508480376832
• The square root of 20996736768 is 144902.5078043855
• The cube root of 20996736768 is 2758.7812640633

Scales and comparisons

• 20,996,736,768 seconds is equal to 667 years, 32 weeks, 5 days, 18 hours, 52 minutes, 48 seconds.
• To count from 1 to 20,996,736,768 would take you about one thousand, three hundred thirty-five 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 20996736768 cubic inches would be around 229.9 feet tall.

Recreational maths with 20996736768

• 20996736768 backwards is 86763769902
• 20996736768 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20996736768's digits is 63
• More coming soon!