189478309384

Names of 189478309384

• Cardinal: 189478309384 can be written as One hundred eighty-nine billion, four hundred seventy-eight million, three hundred nine thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.89478309384 × 10¹¹

Factors of 189478309384

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5315

Divisors of 189478309384

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 52 56 91 104 127 182 254 364 433 508 728 866 889 1016 1651 1732 1778 3031 3302 3464 3556 4733 5629 6062 6604 7112 9466 11258 11557 12124 13208 18932 22516 23114 24248 33131 37864 39403 45032 46228 54991 61529 66262 78806 92456 109982 123058 132524 157612 219964 246116 265048 315224 384937 430703 439928 492232 601091 714883 769874 861406 1202182 1429766 1539748 1722812 2049389 2404364 2859532 3079496 3445624 4098778 4207637 4808728 5004181 5719064 7814183 8197556 8415274 10008362 14345723 15628366 16395112 16830548 20016724 26642057 28691446 31256732 33661096 40033448 53284114 54699281 57382892 62513464 106568228 109398562 114765784 186494399 213136456 218797124 260272403 372988798 437594248 520544806 745977596 1041089612 1491955192 1821906821 2082179224 3383541239 3643813642 6767082478 7287627284 13534164956 14575254568 23684788673 27068329912 47369577346 94739154692 189478309384
• Sum of all divisors σ(n): 441811722240
• Sum of proper divisors (its aliquot sum) s(n): 252333412856
• 189478309384 is an abundant number, because the sum of its proper divisors (252333412856) is greater than itself. Its abundance is 62855103472

Bases of 189478309384

• Binary: 10110000011101110010011000111000001000₂
• Hexadecimal: 0x2C1DC98E08
• Base-36: 2F1MHR7S

Squares and roots of 189478309384

• 189478309384 squared (189478309384²) is 35902029727018822459456
• 189478309384 cubed (189478309384³) is 6802655896129637505964171764335104
• The square root of 189478309384 is 435291.0628349725
• The cube root of 189478309384 is 5743.6305968195

Scales and comparisons

• 189,478,309,384 seconds is equal to 6,024 years, 42 weeks, 5 days, 23 hours, 43 minutes, 4 seconds.
• To count from 1 to 189,478,309,384 would take you about twelve thousand and forty-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 189478309384 cubic inches would be around 478.6 feet tall.

Recreational maths with 189478309384

• 189478309384 backwards is 483903874981
• The number of decimal digits it has is: 12
• The sum of 189478309384's digits is 64
• More coming soon!