208438292920

Names of 208438292920

• Cardinal: 208438292920 can be written as Two hundred eight billion, four hundred thirty-eight million, two hundred ninety-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.0843829292 × 10¹¹

Factors of 208438292920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 254858

Divisors of 208438292920

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 11 13 20 22 26 40 44 52 55 65 88 104 110 121 130 143 169 220 242 260 286 338 440 484 520 572 605 676 715 845 968 1144 1210 1352 1430 1573 1690 1859 2420 2860 3146 3380 3718 4840 5720 6292 6760 7436 7865 9295 12584 14872 15730 18590 20449 31460 37180 40898 62920 74360 81796 102245 163592 204490 254827 408980 509654 817960 1019308 1274135 2038616 2548270 2803097 3312751 5096540 5606194 6625502 10193080 11212388 13251004 14015485 16563755 22424776 26502008 28030970 30834067 33127510 36440261 43065763 56061940 61668134 66255020 72880522 86131526 112123880 123336268 132510040 145761044 154170335 172263052 182201305 215328815 246672536 291522088 308340670 344526104 364402610 400842871 430657630 473723393 616681340 728805220 801685742 861315260 947446786 1233362680 1457610440 1603371484 1722630520 1894893572 2004214355 2368616965 3206742968 3789787144 4008428710 4737233930 5210957323 8016857420 9474467860 10421914646 16033714840 18948935720 20843829292 26054786615 41687658584 52109573230 104219146460 208438292920
• Sum of all divisors σ(n): 558203282280
• Sum of proper divisors (its aliquot sum) s(n): 349764989360
• 208438292920 is an abundant number, because the sum of its proper divisors (349764989360) is greater than itself. Its abundance is 141326696440

Bases of 208438292920

• Binary: 11000010000111111000111111000110111000₂
• Hexadecimal: 0x3087E3F1B8
• Base-36: 2NR6S054

Squares and roots of 208438292920

• 208438292920 squared (208438292920²) is 43446521955403722126400
• 208438292920 cubed (208438292920³) is 9055918869695652209440848465088000
• The square root of 208438292920 is 456550.4275761881
• The cube root of 208438292920 is 5929.1508871455

Scales and comparisons

• 208,438,292,920 seconds is equal to 6,627 years, 36 weeks, 5 hours, 48 minutes, 40 seconds.
• To count from 1 to 208,438,292,920 would take you about thirteen thousand, two hundred fifty-five 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 208438292920 cubic inches would be around 494.1 feet tall.

Recreational maths with 208438292920

• 208438292920 backwards is 029292834802
• The number of decimal digits it has is: 12
• The sum of 208438292920's digits is 49
• More coming soon!