13820894425845

Names of 13820894425845

• Cardinal: 13820894425845 can be written as Thirteen trillion, eight hundred twenty billion, eight hundred ninety-four million, four hundred twenty-five thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 1.3820894425845 × 10¹³

Factors of 13820894425845

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 797308

Divisors of 13820894425845

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 13 15 27 37 39 45 65 81 89 111 117 135 185 195 267 333 351 405 445 481 555 585 801 999 1053 1157 1335 1443 1665 1755 2403 2405 2997 3293 3471 4005 4329 4995 5265 5785 7209 7215 9879 10413 12015 12987 14985 16465 17355 21645 29637 31239 36045 38961 42809 49395 52065 64935 88911 93717 128427 148185 156195 194805 214045 266733 385281 444555 468585 642135 797161 1155843 1333665 1926405 2391483 3467529 3985805 5779215 7174449 10363093 11957415 17337645 21523347 29494957 31089279 35872245 51815465 64570041 70947329 88484871 93267837 107616735 147474785 155446395 212841987 265454613 279803511 322850205 354736645 383434441 442424355 466339185 638525961 796363839 839410533 922315277 1064209935 1150303323 1327273065 1399017555 1915577883 1917172205 2389091517 2625051173 2766945831 3192629805 3450909969 3981819195 4197052665 4611576385 5746733649 5751516615 7875153519 8300837493 9577889415 10352729907 11945457585 13125255865 13834729155 17254549845 23625460557 24902512479 28733668245 31058189721 34125665249 39375767595 41504187465 51763649535 70876381671 74707537437 102376995747 118127302785 124512562395 155290948605 170628326245 212629145013 307130987241 354381908355 373537687185 511884978735 921392961723 1063145725065 1535654936205 2764178885169 4606964808615 13820894425845
• Sum of all divisors σ(n): 27710052622560
• Sum of proper divisors (its aliquot sum) s(n): 13889158196715
• 13820894425845 is an abundant number, because the sum of its proper divisors (13889158196715) is greater than itself. Its abundance is 68263770870

Bases of 13820894425845

• Binary: 11001001000111101101100000001011001011110101₂
• Hexadecimal: 0xC91ED80B2F5
• Base-36: 4WD8BP2B9

Squares and roots of 13820894425845

• 13820894425845 squared (13820894425845²) is 191017122730353392203964025
• 13820894425845 cubed (13820894425845³) is 2640027486784891445298753472435410226125
• The square root of 13820894425845 is 3717646.3556724971
• The cube root of 13820894425845 is 23998.2026581361

Scales and comparisons

• 13,820,894,425,845 seconds is equal to 439,461 years, 35 weeks, 6 days, 20 hours, 30 minutes, 45 seconds.
• To count from 1 to 13,820,894,425,845 would take you about one million, ninety-eight thousand, six hundred fifty-four 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 13820894425845 cubic inches would be around 1999.9 feet tall.

Recreational maths with 13820894425845

• 13820894425845 backwards is 54852449802831
• The number of decimal digits it has is: 14
• The sum of 13820894425845's digits is 63
• More coming soon!