21316311097809

Names of 21316311097809

• Cardinal: 21316311097809 can be written as Twenty-one trillion, three hundred sixteen billion, three hundred eleven million, ninety-seven thousand, eight hundred nine.

Scientific notation

• Scientific notation: 2.1316311097809 × 10¹³

Factors of 21316311097809

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5600

Divisors of 21316311097809

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 13 19 21 31 37 39 57 91 93 111 133 217 247 259 273 399 403 481 589 651 703 741 757 777 1147 1209 1443 1729 1767 2109 2271 2821 3367 3441 4123 4733 4921 5187 5299 7657 8029 8463 9139 9841 10101 12369 14199 14383 14763 14911 15897 21793 22971 23467 24087 27417 28009 29523 33131 43149 44733 53599 61529 63973 65379 68887 70401 84027 89927 99393 100681 104377 146723 152551 160797 164269 175121 184587 186979 191919 196063 206661 269781 283309 302043 305071 313131 364117 430703 440169 445873 457653 492807 525363 532171 560937 588189 629489 849927 868279 915213 1027061 1092351 1169051 1225847 1292109 1308853 1337619 1596513 1888467 1907399 1983163 2135497 2276573 2548819 2604837 2787737 3081183 3121111 3327299 3507153 3582881 3677541 3725197 3926559 5428751 5722197 5796349 5949489 6077953 6406491 6829719 6918223 7646457 8183357 8363211 9363333 9981897 10748643 11175591 11287627 13351793 15936011 16286253 16497301 17389047 18233859 19514159 20754669 23291093 24550071 25080167 33862881 36240581 38001257 40055379 40574443 43254887 46577453 47808033 48427561 49491903 58542477 68074739 69873279 70573763 75240501 79013389 103146269 108721743 111069311 114003771 115481107 121723329 129764661 132566597 139732359 145282683 204224217 211721289 214464913 237040167 253684067 302784209 309438807 326042171 333207933 346443321 397699791 476523173 494016341 643394739 722023883 761052201 777485177 884971607 908352627 927966179 978126513 1340901497 1429569519 1443901043 1482049023 1501254391 1723365761 2110316909 2166071649 2332455531 2518765343 2654914821 2783898537 4022704491 4109564507 4331703129 4503763173 5170097283 6194801249 6330950727 7556296029 9386310479 10107307301 12063560327 12328693521 14772218363 17631357401 18584403747 27434119817 28158931437 28766951549 30321921903 32743949459 36190680981 44316655089 52894072203 53424338591 78081725633 82302359451 86300854647 98231848377 160273015773 192038838719 229207646213 234245176899 373970370137 546572079431 576116516157 687622938639 1015062433229 1121911110411 1639716238293 3045187299687 7105437032603 21316311097809
• Sum of all divisors σ(n): 39096604753920
• Sum of proper divisors (its aliquot sum) s(n): 17780293656111
• 21316311097809 is a deficient number, because the sum of its proper divisors (17780293656111) is less than itself. Its deficiency is 3536017441698

Bases of 21316311097809

• Binary: 100110110001100010111001001101010000111010001₂
• Hexadecimal: 0x13631726A1D1
• Base-36: 7K0KT98SX

Squares and roots of 21316311097809

• 21316311097809 squared (21316311097809²) is 454385118818575134764600481
• 21316311097809 cubed (21316311097809³) is 9685814550951654236035150999936399446129
• The square root of 21316311097809 is 4616959.0747383715
• The cube root of 21316311097809 is 27727.0724118611

Scales and comparisons

• 21,316,311,097,809 seconds is equal to 677,792 years, 39 weeks, 2 days, 15 hours, 10 minutes, 9 seconds.
• To count from 1 to 21,316,311,097,809 would take you about one million, six hundred ninety-four thousand, four 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 21316311097809 cubic inches would be around 2310.6 feet tall.

Recreational maths with 21316311097809

• 21316311097809 backwards is 90879011361312
• The number of decimal digits it has is: 14
• The sum of 21316311097809's digits is 51
• More coming soon!