21380707032399

Names of 21380707032399

• Cardinal: 21380707032399 can be written as Twenty-one trillion, three hundred eighty billion, seven hundred seven million, thirty-two thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 2.1380707032399 × 10¹³

Factors of 21380707032399

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 304

Divisors of 21380707032399

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 11 13 27 33 39 81 99 117 121 143 243 277 297 351 363 429 729 831 891 1053 1089 1287 1573 2187 2493 2673 3047 3159 3267 3601 3861 4719 6561 7479 8019 9141 9477 9801 10803 11583 14157 19683 22437 24057 27423 28431 29403 32409 33517 34749 39611 42471 59049 67311 72171 76729 82269 85293 88209 97227 100551 104247 118833 127413 177147 201933 216513 230187 246807 255879 264627 291681 301653 312741 356499 382239 435721 605799 649539 690561 740421 767637 793881 844019 875043 904959 938223 997477 1069497 1146717 1307163 1817397 1948617 2071683 2221263 2302911 2381643 2532057 2625129 2714877 2814669 2992431 3208491 3440151 3921489 5452191 6215049 6663789 7144929 7596171 7875387 8144631 8444007 8977293 9284209 9625473 10320453 10972247 11764467 16356573 18645147 19991367 21434787 22788513 23626161 24433893 25332021 26931879 27852627 28876419 30961359 32916741 35293401 49069719 55935441 59974101 68365539 70878483 73301679 80795637 83557881 86629257 92884077 98750223 105880203 120694717 167806323 179922303 205096617 212635449 219905037 242386911 250673643 259887771 278652231 296250669 317640609 362084151 503418969 539766909 615289851 637906347 659715111 727160733 752020929 779663313 888752007 952921827 1086252453 1510256907 1845869553 1979145333 2181482199 2256062787 2338989939 2666256021 2858765481 3258757359 4530770721 5537608659 5937435999 6544446597 6768188361 7016969817 7998768063 8576296443 9776272077 13592312163 16612825977 19633339791 20304565083 23996304189 25728889329 29328816231 49838477931 58900019373 60913695249 71988912567 77186667987 87986448693 149515433793 176700058119 182741085747 215966737701 263959346079 548223257241 647900213103 791878038237 1644669771723 1943700639309 2375634114711 7126902344133 21380707032399
• Sum of all divisors σ(n): 38100802674480
• Sum of proper divisors (its aliquot sum) s(n): 16720095642081
• 21380707032399 is a deficient number, because the sum of its proper divisors (16720095642081) is less than itself. Its deficiency is 4660611390318

Bases of 21380707032399

• Binary: 100110111001000010101011100101001110101001111₂
• Hexadecimal: 0x137215729D4F
• Base-36: 7KU5SXLXR

Squares and roots of 21380707032399

• 21380707032399 squared (21380707032399²) is 457134633205276053235695201
• 21380707032399 cubed (21380707032399³) is 9773861666925183129566539882670395817199
• The square root of 21380707032399 is 4623927.6629721403
• The cube root of 21380707032399 is 27754.9652267941

Scales and comparisons

• 21,380,707,032,399 seconds is equal to 679,840 years, 18 weeks, 22 hours, 46 minutes, 39 seconds.
• To count from 1 to 21,380,707,032,399 would take you about one million, six hundred ninety-nine thousand, six hundred 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 21380707032399 cubic inches would be around 2312.9 feet tall.

Recreational maths with 21380707032399

• 21380707032399 backwards is 99323070708312
• The number of decimal digits it has is: 14
• The sum of 21380707032399's digits is 54
• More coming soon!