208505643008

Names of 208505643008

• Cardinal: 208505643008 can be written as Two hundred eight billion, five hundred five million, six hundred forty-three thousand and eight.

Scientific notation

• Scientific notation: 2.08505643008 × 10¹¹

Factors of 208505643008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 126

Divisors of 208505643008

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 13 16 17 26 32 34 41 52 53 64 68 82 104 106 128 136 164 208 212 221 256 272 328 416 424 442 512 533 544 656 689 697 832 848 884 901 1024 1066 1088 1312 1378 1394 1664 1696 1768 1802 2048 2132 2173 2176 2624 2756 2788 2809 3328 3392 3536 3604 4096 4264 4346 4352 5248 5512 5576 5618 6656 6784 7072 7208 8192 8528 8692 8704 9061 10496 11024 11152 11236 11713 13312 13568 14144 14416 17056 17384 17408 18122 20992 22048 22304 22472 23426 26624 27136 28249 28288 28832 34112 34768 34816 36244 36517 36941 41984 44096 44608 44944 46852 47753 53248 54272 56498 56576 57664 68224 69536 69632 72488 73034 73882 83968 88192 89216 89888 93704 95506 106496 108544 112996 113152 115169 115328 136448 139072 139264 144976 146068 147764 167936 176384 178432 179776 187408 191012 217088 225992 226304 230338 230656 272896 278144 289952 292136 295528 335872 352768 356864 359552 374816 382024 434176 451984 452608 460676 461312 480233 545792 556288 579904 584272 591056 620789 705536 713728 719104 749632 764048 903968 905216 921352 922624 960466 1091584 1112576 1159808 1168544 1182112 1241578 1411072 1427456 1438208 1497197 1499264 1528096 1807936 1810432 1842704 1845248 1920932 1957873 2183168 2225152 2319616 2337088 2364224 2483156 2822144 2854912 2876416 2994394 2998528 3056192 3615872 3685408 3690496 3841864 3915746 4366336 4450304 4639232 4674176 4728448 4966312 5644288 5709824 5752832 5988788 5997056 6112384 7231744 7370816 7380992 7683728 7831492 8900608 9278464 9348352 9456896 9932624 11505664 11977576 11994112 12224768 14463488 14741632 15367456 15662984 17801216 18556928 18696704 18913792 19865248 23011328 23955152 23988224 24449536 25452349 28926976 29483264 30734912 31325968 37113856 37393408 37827584 39730496 47910304 47976448 48899072 50904698 57853952 58966528 61469824 62651936 74227712 74786816 75655168 79460992 95820608 95952896 97798144 101809396 115707904 117933056 122939648 125303872 149573632 151310336 158921984 191641216 195596288 203618792 231415808 235866112 245879296 250607744 299147264 302620672 317843968 383282432 391192576 407237584 471732224 491758592 501215488 635687936 766564864 814475168 943464448 983517184 1002430976 1271375872 1533129728 1628950336 1967034368 2004861952 2542751744 3066259456 3257900672 3934068736 4009723904 5085503488 6132518912 6515801344 8019447808 12265037824 13031602688 16038895616 26063205376 52126410752 104252821504 208505643008
• Sum of all divisors σ(n): 496437534936
• Sum of proper divisors (its aliquot sum) s(n): 287931891928
• 208505643008 is an abundant number, because the sum of its proper divisors (287931891928) is greater than itself. Its abundance is 79426248920

Bases of 208505643008

• Binary: 11000010001011111001111010000000000000₂
• Hexadecimal: 0x308BE7A000
• Base-36: 2NSAVJSW

Squares and roots of 208505643008

• 208505643008 squared (208505643008²) is 43474603166179539288064
• 208505643008 cubed (208505643008³) is 9064700087681897518030982859456512
• The square root of 208505643008 is 456624.1813658143
• The cube root of 208505643008 is 5929.7894227783

Scales and comparisons

• 208,505,643,008 seconds is equal to 6,629 years, 43 weeks, 2 days, 18 hours, 10 minutes, 8 seconds.
• To count from 1 to 208,505,643,008 would take you about thirteen thousand, two hundred fifty-nine 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 208505643008 cubic inches would be around 494.1 feet tall.

Recreational maths with 208505643008

• 208505643008 backwards is 800346505802
• 208505643008 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 208505643008's digits is 41
• More coming soon!