21103432704

Names of 21103432704

• Cardinal: 21103432704 can be written as Twenty-one billion, one hundred three million, four hundred thirty-two thousand, seven hundred four.

Scientific notation

• Scientific notation: 2.1103432704 × 10¹⁰

Factors of 21103432704

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 315

Divisors of 21103432704

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 29 32 36 48 58 64 72 87 96 116 128 144 174 192 232 256 261 281 288 348 384 464 512 522 562 576 696 768 843 928 1024 1044 1124 1152 1392 1536 1686 1856 2088 2248 2304 2529 2784 3072 3372 3712 4176 4496 4608 5058 5568 6744 7424 8149 8352 8992 9216 10116 11136 13488 14848 16298 16704 17984 20232 22272 24447 26976 29696 32596 33408 35968 40464 44544 48894 53952 65192 66816 71936 73341 78961 80928 89088 97788 107904 130384 133632 143872 146682 157922 161856 195576 215808 236883 260768 267264 287744 293364 315844 323712 391152 431616 473766 521536 586728 631688 647424 710649 782304 863232 947532 1043072 1173456 1263376 1294848 1421298 1564608 1895064 2086144 2289869 2346912 2526752 2589696 2842596 3129216 3790128 4172288 4579738 4693824 5053504 5685192 6258432 6869607 7580256 8344576 9159476 9387648 10107008 11370384 12516864 13739214 15160512 18318952 18775296 20214016 20608821 22740768 25033728 27478428 30321024 36637904 37550592 40428032 41217642 45481536 54956856 60642048 73275808 75101184 80856064 82435284 90963072 109913712 121284096 146551616 164870568 181926144 219827424 242568192 293103232 329741136 363852288 439654848 586206464 659482272 727704576 879309696 1172412928 1318964544 1758619392 2344825856 2637929088 3517238784 5275858176 7034477568 10551716352 21103432704
• Sum of all divisors σ(n): 63262064190
• Sum of proper divisors (its aliquot sum) s(n): 42158631486
• 21103432704 is an abundant number, because the sum of its proper divisors (42158631486) is greater than itself. Its abundance is 21055198782

Bases of 21103432704

• Binary: 10011101001110111001101010000000000₂
• Hexadecimal: 0x4E9DCD400
• Base-36: 9P0FSW0

Squares and roots of 21103432704

• 21103432704 squared (21103432704²) is 445354871892256751616
• 21103432704 cubed (21103432704³) is 9398516568376781496417899249664
• The square root of 21103432704 is 145270.2058372603
• The cube root of 21103432704 is 2763.4463312967

Scales and comparisons

• 21,103,432,704 seconds is equal to 671 years, 1 week, 1 day, 16 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,103,432,704 would take you about one thousand, three hundred forty-two 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 21103432704 cubic inches would be around 230.3 feet tall.

Recreational maths with 21103432704

• 21103432704 backwards is 40723430112
• The number of decimal digits it has is: 11
• The sum of 21103432704's digits is 27
• More coming soon!