13893693440

Names of 13893693440

• Cardinal: 13893693440 can be written as Thirteen billion, eight hundred ninety-three million, six hundred ninety-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.389369344 × 10¹⁰

Factors of 13893693440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 61691

Divisors of 13893693440

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 704 880 1024 1280 1408 1760 2048 2560 2816 3520 4096 5120 5632 7040 10240 11264 14080 20480 22528 28160 45056 56320 61673 112640 123346 225280 246692 308365 493384 616730 678403 986768 1233460 1356806 1973536 2466920 2713612 3392015 3947072 4933840 5427224 6784030 7894144 9867680 10854448 13568060 15788288 19735360 21708896 27136120 31576576 39470720 43417792 54272240 63153152 78941440 86835584 108544480 126306304 157882880 173671168 217088960 252612608 315765760 347342336 434177920 631531520 694684672 868355840 1263063040 1389369344 1736711680 2778738688 3473423360 6946846720 13893693440
• Sum of all divisors σ(n): 36372364848
• Sum of proper divisors (its aliquot sum) s(n): 22478671408
• 13893693440 is an abundant number, because the sum of its proper divisors (22478671408) is greater than itself. Its abundance is 8584977968

Bases of 13893693440

• Binary: 1100111100001000001111000000000000₂
• Hexadecimal: 0x33C20F000
• Base-36: 6DRY2GW

Squares and roots of 13893693440

• 13893693440 squared (13893693440²) is 193034717404699033600
• 13893693440 cubed (13893693440³) is 2681965186897920788302659584000
• The square root of 13893693440 is 117871.5124192441
• The cube root of 13893693440 is 2404.0264263621

Scales and comparisons

• 13,893,693,440 seconds is equal to 441 years, 40 weeks, 2 days, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 13,893,693,440 would take you about eight hundred eighty-three 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 13893693440 cubic inches would be around 200.3 feet tall.

Recreational maths with 13893693440

• 13893693440 backwards is 04439639831
• The number of decimal digits it has is: 11
• The sum of 13893693440's digits is 50
• More coming soon!