21201469408

Names of 21201469408

• Cardinal: 21201469408 can be written as Twenty-one billion, two hundred one million, four hundred sixty-nine thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1201469408 × 10¹⁰

Factors of 21201469408

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1025

Divisors of 21201469408

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 31 32 56 58 62 112 116 124 127 203 217 224 232 248 254 406 434 464 496 508 812 829 868 889 899 928 992 1016 1624 1658 1736 1778 1798 2032 3248 3316 3472 3556 3596 3683 3937 4064 5803 6293 6496 6632 6944 7112 7192 7366 7874 11606 12586 13264 14224 14384 14732 15748 23212 24041 25172 25699 25781 26528 27559 28448 28768 29464 31496 46424 48082 50344 51398 51562 55118 58928 62992 92848 96164 100688 102796 103124 105283 110236 114173 117856 125984 168287 179893 185696 192328 201376 205592 206248 210566 220472 228346 336574 359786 384656 411184 412496 421132 440944 456692 673148 719572 736981 745271 769312 799211 822368 824992 842264 881888 913384 1346296 1439144 1473962 1490542 1598422 1684528 1826768 2692592 2878288 2947924 2981084 3053207 3196844 3263773 3369056 3653536 5216897 5385184 5756576 5895848 5962168 6106414 6393688 6527546 10433794 11791696 11924336 12212828 12787376 13055092 20867588 21372449 22846411 23583392 23848672 24425656 25574752 26110184 41735176 42744898 45692822 48851312 52220368 83470352 85489796 91385644 94649417 97702624 104440736 166940704 170979592 182771288 189298834 341959184 365542576 378597668 662545919 683918368 731085152 757195336 1325091838 1514390672 2650183676 3028781344 5300367352 10600734704 21201469408
• Sum of all divisors σ(n): 51403161600
• Sum of proper divisors (its aliquot sum) s(n): 30201692192
• 21201469408 is an abundant number, because the sum of its proper divisors (30201692192) is greater than itself. Its abundance is 9000222784

Bases of 21201469408

• Binary: 10011101111101101001011111111100000₂
• Hexadecimal: 0x4EFB4BFE0
• Base-36: 9QMT2HS

Squares and roots of 21201469408

• 21201469408 squared (21201469408²) is 449502305058359870464
• 21201469408 cubed (21201469408³) is 9530109369520300448297338765312
• The square root of 21201469408 is 145607.2436659661
• The cube root of 21201469408 is 2767.7189494345

Scales and comparisons

• 21,201,469,408 seconds is equal to 674 years, 7 weeks, 2 days, 9 hours, 3 minutes, 28 seconds.
• To count from 1 to 21,201,469,408 would take you about one thousand, three hundred forty-eight 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 21201469408 cubic inches would be around 230.6 feet tall.

Recreational maths with 21201469408

• 21201469408 backwards is 80496410212
• The number of decimal digits it has is: 11
• The sum of 21201469408's digits is 37
• More coming soon!