188709428568

Names of 188709428568

• Cardinal: 188709428568 can be written as One hundred eighty-eight billion, seven hundred nine million, four hundred twenty-eight thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.88709428568 × 10¹¹

Factors of 188709428568

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5889

Divisors of 188709428568

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 53 106 149 159 181 212 298 318 362 424 447 543 596 636 724 894 1086 1192 1272 1448 1788 2172 3576 4344 5501 7897 9593 11002 15794 16503 19186 22004 23691 26969 28779 31588 33006 38372 44008 47382 53938 57558 63176 66012 76744 80907 94764 107876 115116 132024 161814 189528 215752 230232 291553 323628 583106 647256 819649 874659 995681 1166212 1429357 1639298 1749318 1991362 2332424 2458947 2858714 2987043 3278596 3498636 3982724 4288071 4917894 5717428 5974086 6557192 6997272 7965448 8576142 9835788 11434856 11948172 17152284 19671576 23896344 34304568 43441397 52771093 86882794 105542186 130324191 148356469 158313279 173765588 211084372 260648382 296712938 316626558 347531176 422168744 445069407 521296764 593425876 633253116 890138814 1042593528 1186851752 1266506232 1780277628 3560555256 7862892857 15725785714 23588678571 31451571428 47177357142 62903142856 94354714284 188709428568
• Sum of all divisors σ(n): 486662904000
• Sum of proper divisors (its aliquot sum) s(n): 297953475432
• 188709428568 is an abundant number, because the sum of its proper divisors (297953475432) is greater than itself. Its abundance is 109244046864

Bases of 188709428568

• Binary: 10101111101111111101010101110101011000₂
• Hexadecimal: 0x2BEFF55D58
• Base-36: 2EOWPYZC

Squares and roots of 188709428568

• 188709428568 squared (188709428568²) is 35611248430461094530624
• 188709428568 cubed (188709428568³) is 6720178341905400033629885216466432
• The square root of 188709428568 is 434406.9849438429
• The cube root of 188709428568 is 5735.8510708013

Scales and comparisons

• 188,709,428,568 seconds is equal to 6,000 years, 19 weeks, 3 days, 21 hours, 42 minutes, 48 seconds.
• To count from 1 to 188,709,428,568 would take you about twelve thousand 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 188709428568 cubic inches would be around 478 feet tall.

Recreational maths with 188709428568

• 188709428568 backwards is 865824907881
• The number of decimal digits it has is: 12
• The sum of 188709428568's digits is 66
• More coming soon!